Copyright © 2014 YEALINK NETWORK TECHNOLOGY CO., LTD. Copyright © 2014 Yealink Network Technology CO., LTD. All rights reserved. No parts of this publication may be reproduced or transmitted in any form or by any means, electronic or mechanical, photocopying, recording, or otherwise, for any purpose, without the express written permission of Yealink Network Technology CO., LTD. Under the law, reproducing includes translating into another language or format.
Note: This device is tested and complies with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications.
Yealink SIP-T48G IP phone firmware contains third-party software under the GNU General Public License (GPL). Yealink uses software under the specific terms of the GPL. Please refer to the GPL for the exact terms and conditions of the license. The original GPL license, source code of components licensed under GPL and used in Yealink products can be downloaded online: http://www.yealink.com/GPLOpenSource.aspx?BaseInfoCateId=293&NewsCateId=293&CateId=293.
About This Guide Thank you for choosing the SIP-T48G IP phone, an ultra-elegant gigabit IP phone which is exquisitely designed to provide business telephony features, such as Call Hold, Call Transfer, Busy Lamp Field, Call Recording, Multicast Paging and Conference over an IP network. Newly developed industrial designs and user experience appears the commerce, touch panel enabling switching between screens and application. This guide provides everything you need to quickly use your new phone.
User Guide for the SIP-T48G IP Phone x Packaging Contents on page 9
Table of Contents About This Guide .................................................................. ix In This Guide.................................................................................................................... ix Summary of Changes ..................................................................................................... ix Changes for Release 72, Guide Version 72.2 ............................................................. ix Table of Contents.......................
User Guide for the SIP-T48G IP Phone Key as Send ................................................................................................................ 31 Audio Settings ................................................................................................................ 31 Volume ......................................................................................................................... 31 Ring Tones ........................................................................
Table of Contents Busy Lamp Field (BLF).................................................................................................. 125 Call Recording.............................................................................................................. 128 Hot Desking .................................................................................................................. 131 Intercom.....................................................................................................
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Overview This chapter provides the overview of the SIP-T48G IP phone. Topics include: Hardware Component Instructions Icon Instructions LED Instructions User Interfaces Documentations If you require additional information or assistance with your new phone, contact your system administrator. The main hardware components of the SIP-T48G IP phone are the touch screen and the keypad.
User Guide for the SIP-T48G IP Phone Hardware component instructions of the SIP-T48G IP phone are: Item ① Power Indicator LED Description Indicates phone power and some feature statuses.
Overview Icons Description Registering (Flashing) Hands-free speakerphone mode Handset mode Headset mode Multi-lingual lowercase letters input mode Multi-lingual uppercase letters input mode Alphanumeric input mode Numeric input mode Multi-lingual uppercase and lowercase letters input mode Voice Mail Auto Answer Do Not Disturb Call Forward Call Hold Call Mute Ringer volume is 0 Received Calls Placed Calls Missed Calls Forwarded Calls Recording box is full 3
User Guide for the SIP-T48G IP Phone Icons Description A call cannot be recorded Recording starts successfully Recording cannot be started Recording cannot be stopped Bluetooth mode is on Bluetooth headset is both paired and connected The default caller photo and contact icon Power Indicator LED LED Status Description Solid red The phone is initializing. Fast flashing red The phone is ringing. Slow flashing red The phone receives a voice mail. The phone is powered off. The phone is idle.
Overview Two ways to customize configurations of your SIP-T48G IP phone: The user interface on the IP phone. The user interface in a web browser on your PC. The hardware components keypad and touch screen constitute the phone user interface, which allows the user to execute all call operation tasks and basic configuration changes directly on the phone. In addition, you can use the web user interface to access all configuration settings.
User Guide for the SIP-T48G IP Phone Options Phone User Interface --Auto Answer √ --Auto Redial √ --Call Completion √ --Call Forward √ --Call Waiting √ --Call Park √ --Call Pickup √ --Call Return √ Web User Interface --Conference --Anonymous Call √ --Anonymous Call Rejection √ --DND √ Basic Phone Settings --Language √ √ --Time & Date √ √ --Administrator Password √ √ --Ring Tones √ √ --Wallpaper √ √ --Backlight √ √ --Call History Management √ --Contact Management
Overview Options Phone User Interface --Account Status √ --Label √ --Display Name √ --Register Name √ --User Name √ --Password √ --SIP Server 1/2 √ Web User Interface --Server Option --Registrar Port --Outbound Status √ --Outbound Proxy √ --NAT Traversal Note --STUN Status √ --STUN Server √ The table above lists most of the feature options. Please refer to the relevant sections for more information. The following table shows documentations available for the SIP-T48G IP phone.
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Getting Started This chapter provides the following basic installation instructions and information for obtaining the best performance with the SIP-T48G IP phone. Topics include: Packaging Contents Phone Installation Phone Initialization Phone Status Basic Network Settings Registration Touch Screen Display If you require additional information or assistance with your new phone, contact your system administrator.
User Guide for the SIP-T48G IP Phone Wall Mount Bracket (Optional) Power Adapter (Optional) Handset & Handset Cord Ethernet Cable Quick Installation Guide & Quick Reference Guide Check the list before installation. If you find anything missing, contact your system administrator.
Getting Started If your phone is already installed, proceed to Phone Initialization on page 13. This section introduces how to install the phone: 1) Attach the stand or the optional wall mount bracket 2) Connect the handset and optional headset 3) Connect the network and power 1) Attach the stand or the optional wall mount bracket Desk Mount Method Wall Mount Method (Optional) Note The wall mount bracket should be purchased separately. The top two slots are plugged up by silica gel.
User Guide for the SIP-T48G IP Phone 2) Note Connect the handset and optional headset The headset, wireless headset adapter EHS36 and Bluetooth USB Dongle BT40 should be purchased separately. The EXT port can also be used to connect an expansion module EXP40. For more information on how to use EHS36, EXP40 and Bluetooth USB Dongle BT40, refer to Yealink EHS36 User Guide, Yealink EXP40 User Guide and Yealink Bluetooth USB Dongle BT40 User Guide.
Getting Started Power over Ethernet With the included or a regular Ethernet cable, the SIP-T48G IP phone can be powered from a PoE-compliant switch or hub. To connect the PoE: 1. Connect the Ethernet cable between the Internet port on the phone and an available port on the in-line power switch/hub. Note If in-line power switch/hub is provided, you don’t need to connect the phone to the power adapter. Make sure the switch/hub is PoE-compliant.
User Guide for the SIP-T48G IP Phone Generally, your phone will be deployed with multiple other phones. In this case, your system administrator will configure the phone parameters beforehand, so that after you start up your phone, the phone will be registered and ready for use. If your phone is not registered, you may have to register it. For more information on how to register your phone, refer to Account Management on page 75.
Getting Started No. Name Description up to six lines. Various features can be assigned to line keys. Each line key can show the label and indicate status of the assigned feature. 6 DSS Key Provides a quick access to the line key configuration screen. Shows the specified wallpaper. You can 7 Wallpaper customize the wallpaper. For more information, refer to Wallpaper on page 23. 8 Call Window Displays the call information. : tap this shortcut key to enter the History screen and view call history.
User Guide for the SIP-T48G IP Phone No. Name Description 1 Screen Title Area Displays the title of the access menu screen. 2 Operation Option Area Displays various operation options for different menu screens. Displays menu items. 3 Menu Tree Area You can tap the desired menu item to enter the corresponding feature configuration screen. Displays configuration items of the 4 Configuration Area highlighted menu item in the menu tree area. You can configure feature settings in this area.
Getting Started values page by page, or press or to scroll values one by one. Select a value for a field. From the pull-down list, tap the value or scroll to the value and then press . You can enter data and edit fields using the keypad on the phone: To enter or edit data: 1. Tap the field. 2. Do one of the following: If you want to Action Press a digit key one or more times to enter the characters (in either lowercase or uppercase mode) or number that displays on the digit key.
User Guide for the SIP-T48G IP Phone You can view phone status via phone user interface or web user interface. Available information of phone status includes: General information (IP address, MAC address and firmware version) Network status (e.g., IPv4 status, IPv6 status, IP address mode and MAC address) Phone status (e.g., device model, hardware version, product ID and device certificate status) Note Account status (e.g.
Getting Started 3. Enter the user name (admin) and password (admin) in the login page. 4. Click Confirm to login. The phone status is displayed on the first page of the web user interface. If your phone cannot contact a DHCP server for any reason, you need to configure network settings manually. The IP phone can support either or both IPv4 and IPv6 addresses. To configure the IP address mode via phone user interface: 1. Tap ->Advanced (password: admin) ->Network->WAN Port. 2.
User Guide for the SIP-T48G IP Phone 3. Tap the desired value (IPv4, IPv6 or IPv4 & IPv6) from the pull-down list. 4. Tap the Save soft key to accept the change or to cancel. To configure a static IPv4 address via phone user interface: 1. Tap ->Advanced (password: admin) ->Network->WAN Port->IPv4. 2. Tap the gray box of the Type field. 3. Tap Static IP from the pull-down list. 4.
Getting Started 4. Enter the desired values in the IP Address, IPv6 IP Prefix, Gateway, Primary DNS and Secondary DNS fields respectively. 5. Tap the Save soft key to accept the change or to cancel. If you are using an xDSL modem, you can connect your phone to the Internet via PPPoE mode. Set the WAN port as a PPPoE port. The PPPoE port will perform a PPP negotiation to obtain the IP address. Contact your system administrator for the PPPoE user name and password.
User Guide for the SIP-T48G IP Phone 22
Customizing Your Phone You can customize your SIP-T48G IP phone by personally configuring certain settings, for example, wallpaper, time & date and ring tones. You can add contacts to the phone’s local directory manually or from the call history. You can also personalize different ring tones for different callers. This chapter provides basic operating instructions for customizing your phone.
User Guide for the SIP-T48G IP Phone 2. Tap or , or press or to select the desired wallpaper image. 3. Tap the Save soft key to accept the change or to cancel. Wallpaper is configurable via web user interface at the path Settings->Preference. To upload the custom wallpaper via web user interface: 1. Click on Settings->Preference. 2. In the Upload Wallpaper (800*480) field, click Browse to locate the wallpaper image from your local system. 3. Click Upload to upload the file. 4.
Customizing Your Phone Backlight Idle Intensity decides whether the IP phone turns off or dusky the backlight of the touch screen after a period of inactivity. You can configure the backlight status on the touch screen as the following types: Always On: Backlight is on permanently. 15s, 30s, 60s, 120s, 300s, 600s, 1800s: Backlight goes out or turns dusky when the phone has been inactive for approximately 15, 30, 60, 120, 300, 600 or 1800 seconds.
User Guide for the SIP-T48G IP Phone 3. Tap the desired value from the pull-down list. The default contrast level is 6. 4. Tap the Save soft key to accept the change or to cancel. The default language of the phone user interface is English. The phone will detect and use the same language as which of your web browser for the web user interface. If the language of your web browser is not supported by the phone, the web user interface will use English by default.
Customizing Your Phone 2. Tap the desired language. 3. Tap the Save soft key to accept the change. Text displayed on the phone user interface will change to the selected language. To change the language for the web user interface: 1. Click on Settings->Preference. 2. Select the desired language from the pull-down list of Language. 3. Click Confirm to accept the change. Text displayed on the web user interface will change to the selected language.
User Guide for the SIP-T48G IP Phone To configure the SNTP settings via phone user interface: 1. Tap ->Basic->Time & Date->General. 2. Tap the gray box of the Type field. 3. Tap SNTP Settings from the pull-down list. 4. Tap the gray box of the Time Zone field. 5. Tap the time zone that applies to your area from the pull-down list. The default time zone is "+8 China(Beijing)". 6. Enter the domain names or IP addresses of SNTP servers in the NTP Server 1 and NTP Server 2 fields respectively.
Customizing Your Phone 4. Enter the specific date and time in the corresponding fields. 5. Tap the Save soft key to accept the change. The time and date displayed on the touch screen will change accordingly. There are 7 available date formats. For example, for the date format “WWW DD MMM”, “WWW” represents the abbreviation of the week, “DD” represents the two-digit day, and “MMM” represents the first three letters of the month.
User Guide for the SIP-T48G IP Phone 5. Tap the desired time format (12 Hour or 24 Hour) from the pull-down list. 6. Tap the Save soft key to accept the change or to cancel. Time and date are configurable via web user interface at the path Settings->Time & Date. The Advanced option is only accessible to the administrator. The default administrator password is “admin”. For security reasons, you should change the default administrator password as soon as possible.
Customizing Your Phone You can set the "#" or "*" to perform as a send key while dialing. To configure key as send via phone user interface: 1. Tap ->Call Features->General. 2. Tap the gray box of the Key as Send field. 3. Tap # or * from the pull-down list, or tap Disabled to disable this feature. 4. Tap the Save soft key to accept the change or to cancel. Key as send is configurable via web user interface at the path Features->General Information.
User Guide for the SIP-T48G IP Phone To adjust the volume when the phone is idle: 1. Note Press to adjust the ringer volume. If ringer volume is adjusted to minimum, the icon will appear on the touch screen. To adjust the volume when the phone is during a call: 1. Press to adjust the volume of currently engaged audio device (handset, speakerphone or headset). Ring tones are used to indicate incoming calls.
Customizing Your Phone 2. Tap the desired ring tone. 3. Tap the Save soft key to accept the change or to cancel. To select a ring tone for the account via web user interface: 1. Click on Account. 2. Select the desired account from the pull-down list of Account. 3. Click on Basic. 4. Select the desired ring tone from the pull-down list of Ring Type. If Common is selected, this account will use the ring tone selected for the phone. Refer to the above instruction. 5.
User Guide for the SIP-T48G IP Phone To upload a custom ring tone for your phone via web user interface: 1. Click on Settings->Preference. 2. In the Upload Ringtone field, click Browse to locate a ring tone file (the file format must be *.wav) from your local system. 3. Note Click Upload to upload the file. All custom ring tone files must be within 100KB. Uploading custom ring tones for your phone is configurable via web user interface only.
Customizing Your Phone The selected list appears in the Enabled column. Note 3. Repeat the step 2 to add more lists to the Enabled column. 4. To remove a list from the Enabled column, select the desired list and then click 5. Click Confirm to accept the change. . Directory is configurable via web user interface only. If the remote phone book and LDAP are not configured in advance, you cannot view remote phone book and LDAP lists on the phone user interface.
User Guide for the SIP-T48G IP Phone - If more than one list is enabled for the directory, tap the desired list you want to view, and then tap the OK soft key. The built-in phone directory can store the names and phone numbers of your contacts. You can store up to 1000 contacts and 48 groups in your phone's local directory. There are three default groups in the local directory: Company, Family and Friend.
Customizing Your Phone 3. Tap New Group. 4. Enter the desired group name in the highlighted field. 5. Tap to accept the change. 6. Tap to specify a ring tone for the group. 7. Tap the desired ring tone. If Auto is selected, the contact in this group will use the ring tone specified to the contact. Otherwise, it then plays the ring tone specified to the account. For more information on the ring tone for the account, refer to Ring Tones on page 32. 8. Tap the OK soft key to accept the change.
User Guide for the SIP-T48G IP Phone 2. Tap Setting. 3. Tap the desired group. 4. Tap 5. Edit the group name in the highlighted field. 6. Tap after the group. to accept the change. To delete a group from the local directory: 1. Tap . The IP phone enters the local directory directly as there is only Local Directory in the directory by default. If Local Directory is disabled for the directory, tap ->All Contacts or tap Directory ->All Contacts to enter the local directory. 2. Tap Setting.
Customizing Your Phone You can add contacts to the local directory in the following ways: Manually From call history From remote phone book Adding Contacts Manually To add a contact to the local directory manually: 1. Tap . The IP phone enters the local directory directly as there is only Local Directory in the directory by default. If Local Directory is disabled for the directory, tap ->All Contacts or tap -> Directory ->All Contacts to enter the local directory. 2.
User Guide for the SIP-T48G IP Phone 11. Tap the Save soft key to accept the change or Note to cancel. If the contact has existed in the directory, the touch screen will prompt “Contact name already existed!”. Adding Contacts from Call History To add a contact to the local directory from the call history: 1. Tap . 2. Tap or 3. Tap after the desired entry. 4. Tap Add. 5. Edit the corresponding fields. 6. Tap the Save soft key to accept the change. to turn pages.
Customizing Your Phone Adding Contacts from remote phone book To add a contact to the local directory from remote phone book: 1. Tap . The IP phone enters the local directory directly as there is only Local Directory in the directory by default. 2. Tap Remote Phone Book. If Remote Phone Book is disabled for the directory, tap ->Directory ->Remote Phone Book to enter the remote phone book. 3. Tap the desired remote phone book.
User Guide for the SIP-T48G IP Phone 6. Edit the corresponding fields. 7. Tap the Save soft key to save the contact to the local directory. If the contact has already existed in the local directory, the touch screen will prompt "Overwrite the original contact?". Tap the OK soft key to overwrite the original contact in the local directory or the Cancel soft key to cancel. For more information on remote phone book operation, refer to Remote Phone Book on page 53.
Customizing Your Phone 4. Tap the Save soft key to accept the change or to cancel. To delete a contact from the local directory: 1. Tap . The IP phone enters the local directory directly as there is only Local Directory in the directory by default. If Local Directory is disabled for the directory, tap ->All Contacts or tap -> Directory ->All Contacts to enter the local directory. 2. Tap after the desired contact. 3. Tap Delete. The touch screen prompts the following warning: 4.
User Guide for the SIP-T48G IP Phone If Local Directory is disabled for the directory, tap ->All Contacts or tap Directory ->All Contacts to enter the local directory. 2. Tap Setting. 3. Tap the checkbox of Select All. 4. Tap Delete. The touch screen prompts the following warning: 5. Tap the OK soft key to confirm the deletion or the Cancel soft key to cancel. To upload a new custom photo for a contact via web user interface: 44 1. Click on Directory->Local Directory. 2.
Customizing Your Phone 3. Click Upload Photo to upload the photo. You can click Delete Photo to delete the custom photo. The phone only supports the *.png, *.jpg and .bmp format files. The file size must be less than 5M. Note You can only delete the custom photo. To change the custom photo for the contact via web user interface: 1. Click on Directory->Local Directory. 2. Click the desired entry you want to edit. 3. Select the desired photo from the pull-down list of Photo. 4.
User Guide for the SIP-T48G IP Phone To place a call to a contact from the local directory: 1. Tap . The IP phone enters the local directory directly as there is only Local Directory in the directory by default. If Local Directory is disabled for the directory, tap ->All Contacts or tap Directory ->All Contacts to enter the local directory. 2. Tap the desired contact. - If only one number of the contact is stored in the local directory, the contact number will be dialed out.
Customizing Your Phone To search for a contact in the local directory: 1. Tap . The IP phone enters the local directory directly as there is only Local Directory in the directory by default. If Local Directory is disabled for the directory, tap ->All Contacts or tap -> Directory ->All Contacts to enter the local directory. 2. Tap Search. 3. Enter a few continuous characters of the contact name or the contact number using the keypad.
User Guide for the SIP-T48G IP Phone 5. To adjust the display order of the enabled list, select the desired list, and click or 6. . Click Confirm to accept the change. The touch screen will display the search results in the adjusted order. Note Search source list in dialing is configurable via web user interface only. To search for an entry in the enabled search source lists: 1. Pick up the handset, press the speakerphone key or tap the line key. 2.
Customizing Your Phone You can manage your phone’s local directory via phone user interface or web user interface. But you can only import or export the contact list via web user interface. To import an XML file of contact list via web user interface: 1. Click on Directory->Local Directory. 2. Click Browse to locate a contact list file (file format must be *.xml) from your local system. 3. Click Import XML to import the contact list.
User Guide for the SIP-T48G IP Phone It will prevent importing the title of the contact information which is located in the first line of the CSV file. 4. Click Import CSV to import the contact list. 5. (Optional.) Mark the On radio box in the Delete Old Contacts field. It will delete all existing contacts while importing the contact list. 6. (Optional.) Select the contact information you want to import into the local directory from the pull-down list of Index. 7.
Customizing Your Phone To export a contact list via web user interface: 1. Click on Directory->Local Directory. 2. Click Export XML (or Export CSV). 3. Click Save to save the contact list to your local system. Note Importing/exporting contact lists is available via web user interface only. The built-in phone directory can store the names and phone numbers for a blacklist.
User Guide for the SIP-T48G IP Phone 4. Enter the name and the office, mobile or other numbers in the corresponding fields. 5. Tap the gray box of the Account field. 6. Tap the desired account from the pull-down list. If Auto is selected, the phone will use the first available account when placing calls to the contact from the blacklist directory. 7. Tap the Save soft key to accept the change or to cancel. To add a contact to the blacklist directory from the local directory: 1. Tap .
Customizing Your Phone page 36. You can add local contacts, search for a contact, or simply dial a contact number from the corporate directory. You can configure your new phone to access up to 5 corporate directories. The phone supports up to 5000 corporate directory entries. For the access URL of the corporate directory, contact your system administrator. To configure an access URL for remote phone book via web user interface: 1. Click on Directory->Remote Phone Book. 2.
User Guide for the SIP-T48G IP Phone The phone connects to load the corporate directory, and then displays corporate contacts on the touch screen. You can tap to back to the previous interface. To search for a contact in the corporate directory: 1. Tap ->Remote Phone Book. 2. Tap Search. 3. Enter a few continuous characters of the contact name or continuous numbers of the contact number using the keypad.
Customizing Your Phone To enable the presentation of caller identity stored in remote phone book via web user interface: 1. Click on Directory->Remote Phone Book. 2. Select Enabled from the pull-down list of Search Remote Phonebook Name. 3. Enter the refresh period in the Search Flash Time (Seconds) field. The default value is 21600 seconds. 4. Click Confirm to accept the change. The SIP-T48G IP phone maintains call history lists of Missed calls, Placed calls, Received calls and Forwarded calls.
User Guide for the SIP-T48G IP Phone To view the call history: 1. Tap . The touch screen displays all call records. 2. Tap or to turn pages. You can also press or to switch pages. You can tap Missed, Placed, Received or Forwarded to view entries in each call list directly. 3. Tap after the desired entry. The detailed information of the entry appears on the touch screen. To place a call from the call history list: 1. Tap . The touch screen displays all call records. 2.
Customizing Your Phone To add a contact to the blacklist directory from the call history list: 1. Tap . The touch screen displays all call records. 2. Tap or to turn pages. You can also press or to switch pages. You can tap Missed, Placed, Received or Forwarded to view entries in each call list directly. 3. Tap after the desired entry. 4. Tap Blacklist. 5. Enter the desired values in the corresponding fields. 6. Tap the Save soft key.
User Guide for the SIP-T48G IP Phone The touch screen prompts the following warning: 5. Tap the OK soft key to confirm the deletion or the Cancel soft key to cancel. To delete all entries from the call history list: 1. Tap . The touch screen displays all call records. 2. Tap or to turn pages. You can also press or to switch pages. You can tap Missed, Placed, Received or Forwarded to view entries in each call list directly. 58 3. Tap Setting. 4. Tap the checkbox of Select All. 5.
Customizing Your Phone The touch screen prompts the following warning: 6. Tap the OK soft key to confirm the deletion or the Cancel soft key to cancel. If you want to use a wired headset, physically connect your headset and activate the headset mode for use. For more information on physically connecting a headset, refer to Phone Installation on page 11. If you want to use a wireless headset, insert the Bluetooth USB dongle BT40 into the USB port on the back of the phone.
User Guide for the SIP-T48G IP Phone using the headset to place a call, refer to Placing Calls on page 88. To deactivate the headset mode: 1. Press again on the phone. The HEADSET key LED goes out, and the icon disappears from the touch screen when the headset mode is deactivated. You can use headset in priority when enabling headset prior. This feature is especially useful for permanent or full-time headset users. To enable headset prior via web user interface: 1.
Customizing Your Phone You can use two headsets when enabling dual headset. To use this feature, you must physically connect headsets to the headset jack and handset jack respectively. Once the phone connects to a call, the headset connected to the headset jack will have full-duplex capabilities, while the one connected to the handset jack will only be able to listen. To enable dual headset via web user interface: Note 1. Click on Features->General Information. 2.
User Guide for the SIP-T48G IP Phone To activate the Bluetooth mode via phone user interface: 1. Tap ->Basic->Bluetooth. 2. Tap the On radio box of the Bluetooth field. The IP phone scans the available Bluetooth headset automatically. The touch screen displays the Bluetooth icon and the Bluetooth device information (device name and MAC address). Before you pair a Bluetooth headset, check the indicator on the Bluetooth headset to make sure the Bluetooth headset is discoverable.
Customizing Your Phone When there is no found Bluetooth devices on the touch screen, tap the Scan soft key to search the Bluetooth device. The phone prompts you to enter the password. 3. Enter the PIN in the Password field. The default PIN is “0000”. 4. Tap the OK soft key. After a while, the Bluetooth headset is automatically connected to your phone.
User Guide for the SIP-T48G IP Phone The Bluetooth icon appears on the touch screen. With the Bluetooth headset paired and connected, you can use the Bluetooth headset to place and answer calls. For more information, refer to the documentation from the Bluetooth headset manufacturer. Auto connection feature enables or disables the phone to connect with the Bluetooth headset automatically. This feature is enabled by default. To disable auto connection feature via phone user interface: 1.
Customizing Your Phone 3. Tap the Off radio box of the Auto Connect field. To change the priority of paired Bluetooth devices： 1. Tap ->Basic->Bluetooth. 2. Tap after the desired Bluetooth headset. 3. Tap Move Up or Move Down from the prompt list. The top one has the highest priority. When there is no Bluetooth headset connected, the phone will automatically connect to a Bluetooth headset with the highest priority. You can disconnect the Bluetooth headset from your phone.
User Guide for the SIP-T48G IP Phone you need to scan and connect it again. To delete your Bluetooth headset from your phone: 1. Tap ->Basic->Bluetooth. 2. Tap after the desired Bluetooth headset you want to delete. 3. Tap the Delete soft key from the prompt list. The touch screen prompts the following warning “Delete the selected item?”. 4. Tap the OK soft key to confirm the deletion or the Cancel soft key to cancel. You can also delete all headsets by tapping the Delete All soft key.
Customizing Your Phone 2. Tap the Off radio box of the Bluetooth field. The Bluetooth icon disappears from the touch screen. Bluetooth mode is configurable via web user interface at the path Features->Bluetooth. Two types of DSS keys: Line Keys and Programmable Keys. Details will be introduced in the following. The SIP-T48G IP phone supports 30 line keys. You can assign predefined functionalities to line keys. You can also define a label for line key feature which will appear on the touch screen.
User Guide for the SIP-T48G IP Phone 9. Tap the Save soft key to accept the change or to cancel. You can also tap the line key 30 (DSS Key), and then tap the desired line key to assign functionality to it.
Customizing Your Phone Speed Dial You can use this key feature to speed up dialing the numbers often used or hard to remember. Dependencies: Type (Speed Dial) Account ID (the account this feature will be applied to) Label (key label displayed on the touch screen) Value (the number you want to dial out) Usage: Tap the speed dial key to dial out the number specified in the Value field, using the account selected from the Account ID field.
User Guide for the SIP-T48G IP Phone Value (the group pickup code) Usage: Tap the group pickup key on your phone when a phone number in the group receives an incoming call. The call is answered on your phone. DTMF You can use this key feature to send the specification of arbitrary key sequences via DTMF. Dependencies: Type (Key Event) Key Event (DTMF) Label (key label displayed on the touch screen) Value (DTMF sequence) Note DTMF sequence can only contain "0-9", "*", "#" and "A-D".
Customizing Your Phone Dependencies: Type (Key Event) Key Event (XML Group) XML Group (the remote group name you want to access if remote phone book is configured) Label (key label displayed on the touch screen) Usage: Tap the XML group key to access the remote group specified in the XML Group field. XML Browser You can use this key feature to access the XML browser quickly. The XML browser allows you to create custom services which meet your functional requirements on the server.
User Guide for the SIP-T48G IP Phone Usage: Tap the conference key during an active call to set up a conference with the number specified in the Value field. Note When leaving the Value field blank, the conference key performs the same as the Conference soft key during a call. Forward You can use this key feature to forward an incoming call to someone else. For more information, refer to Call Forward on page 104.
Customizing Your Phone new call to the number specified in the Value field. Transfer mode via DSS key is configurable via web user interface at the path Features->Transfer. For more information on how to configure the transfer mode via DSS key, refer to Busy Lamp Field (BLF) on page 125. Note When leaving the Value field blank, the transfer key performs the same as the TRANSFER key or the Transfer soft key during a call. For more information, refer to Call Transfer on page 111.
User Guide for the SIP-T48G IP Phone Label (key label displayed on the touch screen) Usage: 1. During a call, tap the group listening key to activate the group listening mode. You can then speak and listen through the handset/headset, other people at your side can listen through speaker at the same time. 2. Tap the group listening key again to deactivate the group listening mode. Zero Touch You can use this key feature to configure auto provision and network parameters quickly.
Customizing Your Phone You can customize the soft keys, navigation keys and function keys. To customize the programmable keys via web user interface: 1. Click on DSSKey->Programable Key. 2. Customize specific features for these keys. 3. Click Confirm to accept the change. You can click Reset to default to reset custom settings to defaults. Note Programmable keys are configurable via web user interface only. You can register one or multiple accounts on the SIP-T48G IP phone.
User Guide for the SIP-T48G IP Phone for more information. 6. Tap the Save soft key to accept the change or to cancel. You can repeat steps 2 to 5 to register more accounts. The following figures show single or multiple accounts registered on the phone: Single account: Multiple accounts: To disable an account via phone user interface: 1. Tap ->Advanced (password: admin) ->Account. 2. Tap the desired account. 3. Tap the gray box of the Account Status field. 4.
Customizing Your Phone To configure the default account via phone user interface: 1. Tap ->Call Features->Default Account. 2. Tap the gray box of the Default Account field. 3. Tap the desired account from the pull-down list. 4. Tap the Save soft key to accept the change or to cancel. The label of the default account is displayed on the left of the status bar. The IP phone will use this account by default when dialing out. You can configure multiple line keys to associate with an account.
User Guide for the SIP-T48G IP Phone Dial plan is a string of characters that governs the way your SIP-T48G IP phone processes the inputs received from your phone keypad. The SIP-T48G IP phone supports the following dial plan features: Replace Rule Dial-now Area Code Block Out Basic expression syntaxes you need to know: Syntax Description The dot "." can be used as a placeholder or multiple placeholders for . any character. Example: "12." would match "123", "1234", "12345", "12abc", etc.
Customizing Your Phone To add a replace rule via web user interface: 1. Click on Settings->Dial Plan->Replace Rule. 2. Enter the string (e.g., 2xx) in the Prefix field. 3. Enter the string (e.g., 12345) in the Replace field. 4. Enter the desired line ID in the Account field or leave it blank. 5. Click Add to add the replace rule. When you enter the number “234” using the keypad and then tap the Send soft key, the phone will dial out “12345” instead.
User Guide for the SIP-T48G IP Phone 3. Note Click Del to delete the replace rule(s). Replace rule is configurable via web user interface only. You can configure one or more dial-now rules (up to 100) on your phone. When the dialed number matches the dial-now string, the number will be dialed out automatically. For example, a dial-now rule is configured as "2xx", then any entered three-digit string beginning with 2 will be dialed out automatically on the phone.
Customizing Your Phone phone to dial out the phone number automatically, which matches a dial-now rule, after the specified delay time. To configure the delay time for dial-now rule via web user interface: 1. Click on Features->General Information. 2. Enter the time within 1-14 (in seconds) in the Time-Out for Dial-Now Rule field. The default value is 1. 3. Note Click Confirm to accept the change. Delay time for dial-now rule is configurable via web user interface only.
User Guide for the SIP-T48G IP Phone For more information on the valid value of the Account field, refer to Replace Rule on page 78. 4. Note Click Confirm to accept the change. The default values of minimum and maximum length are 1 and 15 respectively. Area code is configurable via web user interface only. You can block some specific numbers (up to 10) from being dialed on your phone.
Customizing Your Phone For more information on the valid value of the Account field, refer to Replace Rule on page 78. 4. Note Click Confirm to add the block out number. Block out number is configurable via web user interface only. You can enable live dialpad on the SIP-T48G IP phone, which enables the IP phone to automatically dial out the phone number without pressing any other key.
User Guide for the SIP-T48G IP Phone 3. Enter the desired delay time in the Inter Digit Time (1~14s) field. The default delay time is 4s. 4. Note Click Confirm to accept the change. Live dialpad is configurable via web user interface only. You can dial a hotline number immediately upon lifting the handset, pressing the speakerphone key or tapping the line key. You can also configure a delay, where the phone will dial out the hotline number automatically after the specified period of time.
Customizing Your Phone Hotline is configurable via web user interface at the path Features->General Information.
User Guide for the SIP-T48G IP Phone 86
Basic Call Features The SIP-T48G IP phone is designed to be easily used like a regular phone on a public switched telephone network (PSTN). You can place calls, answer calls, transfer a call to someone else, or conduct a conference call. This chapter provides basic operating instructions for the SIP-T48G IP phone.
User Guide for the SIP-T48G IP Phone You can place a call in three ways using your SIP-T48G IP phone: Using the handset Using the speakerphone Using the headset You can also dial the number first, and then choose the way you want to speak to the other party. You can also search and dial a contact from the call history, local directory or remote phone book. For more information, refer to Contact Management on page 34 and Call History Management on page 55.
Basic Call Features You can enter the number using the keypad displayed on the touch screen. You can also tap the History soft key or the Directory soft key to search for an entry, and then place a call. 3. Press , , or tap the Send soft key. The # key is configured as a send key by default. You can also set the * key as the send key, or set neither. For more information, refer to the Key as Send on page 31. Note You can also dial using the SIP URI or IP address.
User Guide for the SIP-T48G IP Phone With the optional headset connected, press - to activate the headset mode. Enter the desired number using the keypad or the on-screen keypad. Press Note , , or tap the Send soft key. To permanently use the headset mode, refer to Headset Prior on page 60. To place multiple calls: You can have more than one call on your SIP-T48G IP phone. To place a new call during an active call, do one of the following: Tap the line key. The active call is placed on hold.
Basic Call Features To answer a call using the hands-free speakerphone mode: Do one of the following: - Press . - With the handset on-hook and the headset mode deactivated, tap the Answer soft key. - With the handset on-hook and the headset mode deactivated, tap the line key (the line key illuminates green). To answer a call using the headset: Do one of the following: - Press . - With the headset mode activated, tap the Answer soft key.
User Guide for the SIP-T48G IP Phone To redial the last dialed number from your phone: 1. Press twice. A call to your last dialed number is attempted. To redial a previously dialed number from your phone: 1. Press when the phone is idle. 2. Tap the desired entry from the placed calls list. To view the placed calls list when the phone is in the pre-dialing interface, you should enable recent call in dialing in advance. To enable recent call in dialing via web user interface: Note 92 1.
Basic Call Features To view placed calls list when the phone is in the pre-dialing interface: 1. Pick up the handset, press the speakerphone key or tap the line key. The touch screen displays the placed calls list. You can tap or to scroll through placed calls page by page. You can use auto answer to automatically answer an incoming call on a line. Auto answer is configurable on a per-line basis. To configure auto answer via phone user interface: 1. Tap ->Call Features->Auto Answer. 2.
User Guide for the SIP-T48G IP Phone The icon appears on the touch screen. Auto answer is configurable via web user interface at the path Account->Basic. Note Auto answer is only applicable when there is no other call in progress on the phone. You can enable auto redial to redial the phone number automatically when the called party is busy. You can also configure the times settings for auto redial and the time to wait between redial attempts. To configure auto redial via phone user interface: 1.
Basic Call Features 5. Tap the Save soft key to accept the change or to cancel. Auto redial is configurable via web user interface at the path Features->General Information. To use auto redial: When the called party is busy, the touch screen prompts the following: 1. Tap the OK soft key to activate auto redial. The touch screen prompts the following: 2. Wait for a period of time or tap the OK soft key to redial the phone number.
User Guide for the SIP-T48G IP Phone 2. Tap the On radio box of the Call Completion field. 3. Tap the Save soft key to accept the change or to cancel. Call completion is configurable via web user interface at the path Features->General Information. To use call completion: When the called party is busy, the following prompt will appear on the touch screen of the phone: 1. Tap the OK soft key, the phone returns to the idle screen and call completion is activated.
Basic Call Features 2. When the called party becomes idle, the touch screen prompts the following: 3. Tap the OK soft key to redial the number. Note Call completion is not available on all servers. For more information, contact your system administrator. You can tap a call return key to place a call back to the last incoming call. To configure a call return key via phone user interface: 1. Tap the DSS Key key. 2. Tap the desired line key. 3. Tap the gray box of the Type field. 4.
User Guide for the SIP-T48G IP Phone 8. Tap the Save soft key to accept the change or 9. Tap the DSS Key key to return to the idle screen. to cancel. Call return key is configurable via web user interface at the path DSSKey->Line key. You can mute the microphone of the active audio device during an active call, and then the other party cannot hear you. To mute a call: 1. Press during an active call. The touch screen indicates that the call is on mute.
Basic Call Features The touch screen indicates that the call is on hold. The phone will beep softly every 30 seconds to remind you that you still have a call on hold. To resume a held call: 1. Press or tap the Resume soft key. Multiple Calls on Hold: If multiple calls are placed on hold, do one of the following: - Tap the desired call, and then tap the Resume soft key to retrieve it. - Tap the desired call, and then tap the corresponding line key to retrieve it.
User Guide for the SIP-T48G IP Phone Note 2. In the DND block, mark the desired radio box in the Mode field. 3. Click Confirm to accept the change. DND mode is configurable via web user interface only. To activate DND in phone mode: 1. 100 Tap . The icon on the status bar indicates that DND is enabled.
Basic Call Features Incoming calls will be rejected automatically and "n New Missed Call(s)" ("n" indicates the number of the missed calls) will appear on the touch screen. To activate DND in custom mode for a specific account: 1. Tap . The touch screen displays a list of accounts registered on the phone. 2. Tap the desired account. 3. Tap the On radio box of the Status field.
User Guide for the SIP-T48G IP Phone 4. Tap the Save soft key to accept the change. The to icon appears on the status bar, and the associated line icon changes . Incoming calls on the specific line will be rejected automatically, and the touch screen will prompt "n New Missed Call(s)" ("n" indicates the number of the missed calls). To activate DND in custom mode for all accounts: 1. Tap . The touch screen displays a list of accounts registered on the phone. 2.
Basic Call Features Incoming calls will be rejected automatically, and the touch screen will prompt "n New Missed Call(s)" ("n" indicates the number of the missed calls). Note The prompt message displays only if Missed Call Log for the line is enabled. Missed call log is configurable via web user interface at the path Account->Basic. Do not disturb is local to the phone, and may be overridden by the server settings. For more information, contact your system administrator.
User Guide for the SIP-T48G IP Phone For multiple numbers, enter a comma between every two numbers. 4. Click Confirm to accept the change. When DND is enabled on the phone, the phone can still receive incoming calls from the numbers specified in the DND Authorized Numbers field. Note DND authorized number is configurable via web user interface only. You can configure your phone to forward incoming calls to another party by the static forwarding.
Basic Call Features You can enable/disable call forward for the phone system, or you can customize call forward for each or all accounts. Two call forward modes: Phone (default): Call forward is effective for the phone system. Custom: Call forward can be configured for each or all accounts. To configure the call forward mode via web user interface: Note 1. Click on Features->Forward & DND. 2. In the Forward block, mark the desired radio box in the Mode field. 3.
User Guide for the SIP-T48G IP Phone the Forward To field. 3) (Optional.) Enter the always forward on code or off code respectively in the On Code or Off Code field. b.) If you tap Busy Forward: 1) Tap the On radio box of the Busy Forward field. 2) Enter the destination number you want to forward incoming calls to when the phone is busy in the Forward To field. 3) (Optional.) Enter the busy forward on code or off code respectively in the On Code or Off Code field. c.
Basic Call Features 5) (Optional.) Enter the no answer forward on code or off code respectively in the On Code or Off Code field. 4. Tap the Save soft key to accept the change. The icon on the idle screen indicates the call forward is enabled. To enable call forward in custom mode: 1. Tap ->Call Features->Call Forward or press when the phone is idle. The touch screen displays a list of accounts registered on the phone. 2. Tap the desired account. 3. Tap the desired forwarding type. 4.
User Guide for the SIP-T48G IP Phone 1) Tap the All Lines soft key. The touch screen prompts “Copy to all lines?”. 2) b.) Tap the OK soft key to accept the change or the Cancel soft key to cancel. If you select Busy Forward: 1) Tap the On radio box of the Busy Forward field. 2) Enter the destination number you want to forward incoming calls to when the phone is busy in the Forward To field. 3) (Optional.) Enter the busy forward on code or off code respectively in the On Code or Off Code field.
Basic Call Features The touch screen prompts “Copy to all lines?”. 2) c.) Tap the OK soft key to accept the change or the Cancel soft key to cancel. If you select No Answer Forward: 1) Tap the On radio box of the No Answer Forward field. 2) Enter the destination number you want to forward unanswered incoming calls to in the Forward To field. 3) Tap the gray box of the After Ring Time field. 4) Tap the desired ring time to wait before forwarding from the pull-down list.
User Guide for the SIP-T48G IP Phone The touch screen prompts “Copy to all lines?”. 2) 5. Tap the OK soft key to accept the change or the Cancel soft key to cancel. Tap the Save soft key to accept the change. The icon appears on the idle screen, and the associated line icon changes to Call forward is configurable via web user interface at the path Features->Forward & DND. Note You can also enter the SIP URL or IP address in the Forward To field.
Basic Call Features 3. Tap the Off radio box. 4. Tap the Save soft key to accept the change. To disable call forward in custom mode for a specific account: 1. Tap ->Call Features->Call Forward or press when the phone is idle. The touch screen displays a list of accounts registered on the phone. 2. Tap the desired account. 3. Tap he desired forwarding type. 4. Tap the Off radio box. 5. Tap the Save soft key to accept the change.
User Guide for the SIP-T48G IP Phone 2. Enter the number you want to transfer the call to. 3. Press or tap the Transfer soft key to complete the transfer. Then the call is connected to the number to which you are transferring. To perform a semi-attended transfer: 1. Press or tap the Transfer soft key during a call. 2. Do one of the following: - Enter the number you want to transfer the call to. - Tap the Directory soft key, and then tap the desired directory list.
Basic Call Features You can enable or disable call waiting on the phone. If call waiting is enabled, you can receive another call when there is an active call on the phone. Otherwise, another incoming call is automatically rejected by the phone with a busy message when there is an active call on the phone. You can also enable or disable the phone to play a warning tone when receiving another call. To configure call waiting via phone user interface: 1. Tap ->Call Features->Call Waiting. 2.
User Guide for the SIP-T48G IP Phone The SIP-T48G IP phone supports up to 3 parties (including yourself) in a conference call. This is the default method of conference called Local Conference. To set up a local conference call: 1. Place a call to the first party. 2. When the first party answers the call, tap the Conference soft key to place a new call. The active call is placed on hold. 3. Enter the number of the second party, and then press , , or tap the Send soft key. 4.
Basic Call Features 3. Tap the Conference soft key to join the two calls in the conference on the selected account. During the conference call, you can do the following: - Press or tap the Hold soft key to place the conference call on hold. - Tap the Split soft key to split the conference call into two individual calls. - Tap - Press - Tap the End Call soft key to drop the conference call. to remove the desired party. or tap to mute the conference call.
User Guide for the SIP-T48G IP Phone 3. Enter the conference URI (e.g., conference@example.com) in the Conference URI field. 4. Note Click Confirm to accept the change. Network conference is configurable via web user interface only. To set up a network conference call: 1. Place a call to the first party. 2. Tap the Conference soft key to place a new call. The active call is placed on hold. 3. Enter the number of the second party and press , , or tap the Send soft key. 4.
Basic Call Features You can use call park to place a call on hold, and then retrieve the call from another phone in the system (for example, a phone in another office or conference room). You can park an active call by tapping the call park key on the phone. If the call is parked successfully, the response is either a voice prompt confirming that the call was parked, or a visible prompt on the touch screen. Call park is not available on all servers. Contact your system administrator for more information.
User Guide for the SIP-T48G IP Phone 2. User on phone A wants to take the call in a conference room for privacy, then tap the call park key on phone A. 3. User on phone A walks to an available conference room where the phone is designated as phone C. The user dials the call park retrieve code to retrieve the parked call. The system establishes call between phone C and B. Note The call park code and call park retrieve code are predefined on the system server.
Basic Call Features 3. Enter the directed call pickup code in the Directed Call Pickup Code field. 4. Click Confirm to accept the change. To configure the directed call pickup code on a per-line basis via web user interface: 1. Click on Account. 2. Select the desired account from the pull-down list of Account. 3. Click on Advanced. 4. Enter the directed call pickup code in the Directed Call Pickup Code field. 5. Click Confirm to accept the change. To pick up a call directly: 1.
User Guide for the SIP-T48G IP Phone The DPickup soft key appears on the on-screen keypad. 2. Tap the DPickup soft key on your phone when a phone receives an incoming call. 3. Enter the phone number which receives an incoming call. 4. Tap the DPickup soft key again. The call is answered on your phone. You can also configure a line key as a directed pickup key via phone user interface or web user interface. You can pick up a call by tapping the directed pickup key directly.
Basic Call Features To configure the group call pickup code on a per-line basis via web user interface: 1. Click on Account. 2. Select the desired account from the pull-down list of Account. 3. Click on Advanced. 4. Enter the group call pickup code in the Group Call Pickup Code field. 5. Click Confirm to accept the change. To pick up a call in the group: 1. Pick up the handset or tap the line key. The GPickup soft key appears on the on-screen keypad. 2.
User Guide for the SIP-T48G IP Phone You can also configure a line key as a group pickup key via phone user interface or web user interface. You can pick up a call by tapping the group pickup key directly. Note The directed call pickup code and group call pickup code are predefined on the system server. Contact your system administrator for more information. You can use anonymous call to block the identity and phone number from showing up to the called party when you call someone.
Basic Call Features To place an anonymous call: 1. Using the specific line on the phone to place a call to phone B. The touch screen of phone B prompts an incoming call from anonymity. You can use anonymous call rejection to reject incoming calls from anonymous callers. Anonymous call rejection automatically rejects incoming calls from callers who deliberately block their identities and numbers from showing up. Anonymous call rejection is configurable on a per-line basis.
User Guide for the SIP-T48G IP Phone Anonymous call rejection is configurable via web user interface at the path Account->Basic.
Advanced Phone Features This chapter provides operating instructions for the advanced features of the SIP-T48G IP phone. Topics include: Busy Lamp Field (BLF) Call Recording Hot Desking Intercom Multicast Paging Music on Hold Messages If you require additional information or assistance with your new phone, contact your system administrator. You can use BLF to monitor a specific line for status changes on the phone.
User Guide for the SIP-T48G IP Phone 9. (Optional.) Enter the pickup code in the Extension field. 10. Tap the Save soft key to accept the change or to cancel. 11. Tap the DSS Key key to return to the idle screen. BLF key is configurable via web user interface at the path DSSKey->Line key. The following table lists the BLF key icon status: Status of the BLF Key Icon Status of the Monitored User The monitored user is idle. (flashing) (flashing) The monitored user places a call to another user.
Advanced Phone Features 3. Select Enabled from the pull-down list of Audio Alert for BLF Pickup. 4. Click Confirm to accept the change. Note Visual and audio alerts are configurable via web user interface only. When the monitored line receives an incoming call, the followings occur on the phone: The phone plays a warning tone (if enabled). The BLF key icon illuminates red and flashes. The caller ID appears on the touch screen (if enabled).
User Guide for the SIP-T48G IP Phone To configure the transfer mode via DSS key via web user interface: 1. Click on Features->Transfer. 2. Select the desired transfer mode from the pull-down list of Transfer Mode Via Dsskey. Depending on your selection: - If you select Blind Transfer, tap the BLF key to blind transfer the call to the monitored phone number. - If you select Attended Transfer, tap the BLF key to dial out the monitored phone number.
Advanced Phone Features To configure a record key via phone user interface: 1. Tap the DSS Key key. 2. Tap the desired line key. 3. Tap the gray box of the Type field. 4. Tap Key Event from the pull-down list. 5. Tap the gray box of the Key Event field. 6. Tap Record from the pull-down list. 7. (Optional.) Enter a label that will appear on the touch screen in the Label field. 8. Tap the Save soft key to accept the change or 9. Tap the DSS Key key to return to the idle screen. to cancel.
User Guide for the SIP-T48G IP Phone 7. Tap the Save soft key to accept the change or 8. Tap the DSS Key key to return to the idle screen. to cancel. Record and URL record key are configurable via web user interface at the path DSSKey->Line Key.
Advanced Phone Features Hot desking originates from the definition of being the temporary physical occupant of a work station or surface by a particular employee. A primary motivation for hot desking is cost reduction. This feature is regularly used in places where not all the employees are in the office at the same time, or not in the office for very long at all, which means actual personal offices would be often vacant, consuming valuable space and resources.
User Guide for the SIP-T48G IP Phone To use hot desking: 1. Tap the Hot Desking key when the phone is idle. The touch screen prompts the following warning: 2. Tap the OK soft key. Registration configurations of all accounts on the phone will be cleared immediately. The login wizard will be shown as below: 3. Enter the login information in each field. 4. Tap the Save soft key to login or to cancel.
Advanced Phone Features To configure an intercom key via phone user interface: 1. Tap the DSS Key key. 2. Tap the desired line key. 3. Tap the gray box of the Type field. 4. Tap Intercom from the pull-down list. 5. Tap the gray box of the Account ID field. 6. Tap the desired line from the pull-down list. 7. (Optional.) Enter the string that will appear on the touch screen in the Label field. 8. Enter the remote extension number in the Value field. 9.
User Guide for the SIP-T48G IP Phone Intercom features you need to know: Intercom Feature Accept Intercom Intercom Mute Intercom Tone Description Enable or disable the IP phone to automatically answer an incoming intercom call. Enable or disable the microphone on the IP phone for intercom calls. Enable or disable the IP phone to play a warning tone when it receives an incoming intercom call.
Advanced Phone Features Intercom Mute You can mute or un-mute the microphone on the phone for intercom calls automatically. If Intercom Mute is enabled, the microphone is muted for intercom calls. If Intercom Mute is disabled, the microphone works for intercom calls. Intercom Mute is disabled by default. Intercom Tone You can enable or disable the phone to play a warning tone when receiving an intercom call. If Intercom Tone is enabled, the phone plays a warning tone before answering the intercom call.
User Guide for the SIP-T48G IP Phone The valid multicast IP addresses range from 224.0.0.0 to 239.255.255.255. 9. Tap the Save soft key to accept the change or to cancel. 10. Tap the DSS Key key to return to the idle screen. Multicast paging key is configurable via web user interface at the path DSSKey->Line Key. You can also configure the phone to use a default codec for sending multicast RTP stream via web user interface. To configure a default codec for multicast paging via web user interface: 1.
Advanced Phone Features 3. Note Click Confirm to accept the change. If G722 codec is used for multicast paging, the touch screen displays the icon indicate that is providing high definition voice. to Default codec for multicast paging is configurable via web user interface only. To send RTP stream: 1. Tap the multicast paging key when the phone is idle. The phone sends RTP to a preconfigured multicast address (IP: Port).
User Guide for the SIP-T48G IP Phone Paging Barge Paging barge parameter defines the priority of the voice call in progress. If the priority of an incoming multicast paging call is lower than that of the active call, it will be ignored automatically. If Disabled is selected from the pull-down list of Paging Barge, the voice call in progress takes precedence over all incoming multicast paging calls.
Advanced Phone Features 6. Note Click Confirm to accept the change. The priorities of listening addresses are predefined: 1 with the highest priority, 10 with the lowest. Both the multicast paging sender and the receiver play a warning tone when establishing a multicast paging call. Multicast listening addresses are configurable via web user interface only. Music on hold (MoH) is the business practice of playing recorded music to fill the silence that would be heard by the party placed on hold.
User Guide for the SIP-T48G IP Phone When you place a call on hold, the held party can hear the music. Note All involved parties cannot use encrypted RTP (SRTP). Music on hold server is configurable via web user interface only. You can leave voice mails for someone else on the SIP-T48G IP phone. You can also listen to the voice mails stored in a centralized location. When receiving a new voice mail, the phone will play a warning tone, and the power indicator LED will slow flash red.
Advanced Phone Features You can tap the 123 soft key to select the proper input mode. 3. Note Tap the Save soft key to accept the change or to cancel. Voice mail access code must be predefined on the system server. Contact your system administrator for the more information. To listen to voice mails: 1. When the phone prompts receiving a new voice mail, press or tap the Connect soft key to dial out the voice mail access code. 2. Follow the voice prompt to listen to voice mails.
User Guide for the SIP-T48G IP Phone To view the voice mail via phone user interface: 1. Tap ->Messages->View Voice Mail. The touch screen displays the amount of new and old voice mails You can tap the account to listen to voice mails. The SIP-T48G IP phone supports MWI when receiving a new voice message. If someone leaves you a voice mail, you will receive a message waiting indicator.
Advanced Phone Features voice mail number. Note Whether the phone sends SUBSCRIBE messages for MWI service to the account or the voice number MWI service depends on the server. Contact your system administrator for more information. To configure subscribe for MWI via web user interface 1. Click on Account. 2. Select the desired account from the pull-down list of Account. 3. Click on Advanced. 4. Select Enabled from the pull-down list of Subscribe for MWI. 5.
User Guide for the SIP-T48G IP Phone 5. Enter the desired voice mail number in the Voice Mail field. 6. Click Confirm to accept the change. The IP phone will subscribe to the voice mail number for MWI service using Subscribe MWI to Voice Mail. Note 144 MWI subscription is configurable via web user interface only.
Troubleshooting This chapter provides general troubleshooting information to help you solve the problems you might encounter when using your SIP-T48G IP phone. If you require additional information or assistance with your new phone, contact your system administrator. Why is the touch screen blank? Ensure that the phone is properly plugged into a functional AC outlet. Ensure the output of the power adapter is 5V/2A. Ensure that the phone is plugged into a socket controlled by a switch that is on.
User Guide for the SIP-T48G IP Phone You can also find the MAC address from the phone’s bar code on the back of the phone. Why can’t I get a dial tone? Check for any loose connections and that the phone has been installed properly. For the installation instructions, refer to Phone Installation on page 11. Switch between the Handset, Headset (if present) or Hands-Free Speakerphone to check whether the dial tone is present for one of the audio modes.
Troubleshooting authentication if the server requires. Display name is the caller ID that will be displayed on the callee’s touch screen. Server configuration may override the local configuration. Why does the phone play a tone when there is a call on hold? How to disable it? When there is a call on hold, the phone will play a hold tone every 30 seconds. Call hold tone is enabled by default. Call hold tone and the interval of playing a hold tone are configurable via web user interface only.
User Guide for the SIP-T48G IP Phone How to change the user password? To change the user password via web user interface: 1. Click on Security->Password. 2. Select user from the pull-down list of User Type. 3. Enter the new user password in the New Password field and Confirm Password field. 4. Click Confirm to accept the change. You can also contact your system administrator for help.
Troubleshooting 4. Select the desired value (Optional or Compulsory) from the pull-down list of RTP Encryption (SRTP). 5. Note Click Confirm to accept the change. SRTP is not available on all servers. Contact your system administrator for more information. SRTP is configurable via web user interface only. How to reboot the phone? To reboot the phone via web user interface: 1. Click on Settings->Upgrade. 2. Click Reboot to reboot the IP phone.
User Guide for the SIP-T48G IP Phone Any reboot of the phone may take a few minutes. How to export PCAP trace? We may need you to provide a PCAP trace to help analyze your problem. To export a PCAP trace via web user interface: 1. Click on Settings->Configuration. 2. Click Start to begin capturing signal traffic. 3. Recreate the error to be documented in the trace. 4. Click Stop to stop the capture. 5. Click Export to open file download window, and then save the file to your local system.
Troubleshooting 7. Click Export to open file download window, and then save the file to your local system. You can also export the system log to a syslog server, contact your system administrator for more information. Note It is recommended to reset the syslog level to 3 after exporting the system syslog. How to export/import the phone configurations? We may need you to provide the phone configurations to help analyze problem. In some instance, you may need to import configurations to your phone.
User Guide for the SIP-T48G IP Phone To import the phone configurations via web user interface: Note 1. Click on Settings->Configuration. 2. Click Browse to locate a configuration file from your local system. 3. Click Import to import the configuration file. The file format of configuration file must be *.bin. How to upgrade firmware? To upgrade firmware via web user interface: 1. Click on Settings->Upgrade. 2. Click Browse to locate the firmware from your local system. 3.
Troubleshooting 4. Tap the Reset key. The touch screen prompts the following warning: 5. Tap the OK soft key. The phone begins resetting. After reset, the touch screen prompts “Welcom Initializing…Please wait”.
User Guide for the SIP-T48G IP Phone The phone will be reset to factory sucessfully after startup. Note 154 Reset of the phone may take a few minutes. Do not power off until the phone starts up successfully.
Regulatory Notices Contact your Yealink Authorized Reseller for information about service agreements applicable to your product.
User Guide for the SIP-T48G IP Phone Keep the device dry and free of dusts. Place the device on a stable and level platform. Please place no heavy objects on the device in case of damageand deformation caused by the heavy load. Keep at least 10 cm between the device and the closest object for heat dissipation. Do not place the device on or near any inflammable or fire-vulnerable object, such as rubber-made materials.
Appendix A-Time Zones Time Zone −11:00 −10:00 −10:00 −09:00 −08:00 −08:00 −08:00 −07:00 −07:00 −07:00 −07:00 −06:00 −06:00 −06:00 −06:00 −05:00 −05:00 −05:00 −05:00 −04:30 −04:00 −04:00 −04:00 −04:00 −04:00 −04:00 −03:30 −03:00 −03:00 −03:00 −03:00 −02:00 −01:00 0 0 0 0 0 0 0 0 +01:00 +01:00 +01:00 +01:00 +01:00 +01:00 +01:00 +01:00 +01:00 +01:00 Time Zone Name Samoa United States-Hawaii-Aleutian United States-Alaska-Aleutian United States-Alaska Time Canada(Vancouver, Whitehorse) Mexico(Tijuana, Mexicali
User Guide for the SIP-T48G IP Phone Time Zone +01:00 +01:00 +01:00 +01:00 +01:00 +01:00 +01:00 +02:00 +02:00 +02:00 +02:00 +02:00 +02:00 +02:00 +02:00 +02:00 +02:00 +02:00 +02:00 +02:00 +02:00 +03:00 +03:00 +03:00 +03:30 +04:00 +04:00 +04:00 +04:00 +04:00 +04:30 +05:00 +05:00 +05:00 +05:00 +05:30 +06:00 +06:00 +07:00 +07:00 +08:00 +08:00 +08:00 +09:00 +09:00 +09:30 +09:30 +10:00 +10:00 +10:00 +10:00 +10:30 +11:00 +12:00 +12:45 +13:00 158 Time Zone Name Germany(Berlin) Hungary(Budapest) Italy(Rome) Luxem
Index E A About This Guide ix Account Management 75 Account Registration 75 Adding Contacts 39 Administrator password 30 Anonymous Call 122 Anonymous Call Rejection 123 Answering Calls 90 Area Code 81 Attaching Stand 11 Audio Settings 31 Auto Answer 90 Auto Redial 94 B Backlight 24 Basic Network Settings Blacklist 51 Block Out 82 Bluetooth 61 Busy Lamp Field (BLF) 19 125 C Call Completion 95 Call Forward 104 Call Mute 98 Call History Management 55 Call Hold/Resume 98 Call Park 117 Call Pickup 118 Call
User Guide for the SIP-T48G IP Phone Phone User Interface 5 Placing Calls 88 Placing Calls to Contacts 46 Programmable Keys 75 O Outgoing Intercom Calls Overview 1 133 R Recent Call In Dialing 92 Redialing Numbers 92 Registration 14 Regulatory Notices 155 Remote Phone Book 53 Replace Rule 78 Ring Tones 32 S Safety Instructions 155 Search Source List in Dialing 47 Searching for Contacts 47 Semi-attended Transfer 111 Service Agreements 155 System Customizations 59 T Touch Screen Display 14 Time & Date 27 T
