The Konftel 250 User Guide ENGLISH
OmniSound® HD – Optimal sound By incorporating full duplex audio, the patented audio technology OmniSound® guarantees the audio conference an impressive and crystal clear sound in both directions through a hypersensitive microphone with 360° sound pickup and speakers that provide powerful sound distribution to all participants. OmniSound® HD offers HD audio transmission for VoIP calls.
TABLE OF CONTENTS Description 2 Phonebook General................................................... 2 Maintenance........................................... 2 keypad................................................... 4 Navigation and selection in menus............ 5 Connections 6 Unpacking.............................................. 6 Connecting and installing......................... 6 Select region and language.......................
DESCRIPTION GENERAL The Konftel 250 conference phone offers a host of innovative features: • OmniSound® HD audio technology. • Conference guide for easy set-up of multiparty calls. • Record your meetings with an SD memory card so that you can listen to them later on. • Expansion microphones can be added to increase the voice pickup range. (Optional.) • 2 year guarantee. MAINTENANCE Clean the equipment with a soft, dry cloth. Never use liquids.
DESCRIPTION Speaker Microphone Display screen Keypad LEDs SD memory card port LEDs Flashing blue Incoming call Steady blue light Call in progress Flashing red Hold, microphone and speaker turned off Steady red light Mute, microphone turned off Analogue line connection Expansion microphone port Security lock port Expansion microphone port Power supply port 3
DESCRIPTION KEYPAD Navigation in menus Display of call list Menu Settings Navigation in menus Display of call list No/end/back Start/stop recording OK Yes/confirm choice Answer/connect calls During a call: Press to call a new person Increase volume Decrease volume End call Mute, the caller cannot hear you Hold, puts a call on hold Alphanumerical buttons Hold down a button for 2 seconds to open the phonebook Conference Automatic dialling of conference groups One press of this button will always
DESCRIPTION NAVIGATION AND SELECTION IN MENUS Press . Select the option you want from the menu using the arrow buttons. Confirm by pressing OK to select the marked option. Cancel the setting or go back one level in the menu by pressing Quit the menu by pressing . again. Note that after you have made changes to a setting, you must press OK to activate the setting. Writing style in instructions In the instructions, Press > SETTINGS means you should: .
CONNECTIONS UNPACKING Check that all parts are included in the package. If any parts are missing, please contact your retailer. • • • • • The Konftel 250 conference phone Power adapter with universal socket compatibility 7.5 metre cable for electric power and line connection Intermediate plugs for analogue connection Quick reference guides in different languages CONNECTING AND INSTALLING Connect to an analogue line as illustrated.
ANSWERING AND MAKING CALLS ANSWERING CALLS A ring tone is heard and the blue LEDs start flashing. Press to answer. The LEDs show a steady blue light. The duration of the call is shown on the display screen. ENDING CALLS End the call by pressing . MAKING CALLS Dial the number. Press . The number is called and the LEDs show a steady blue light. The duration of the call is shown on the display screen. Or: Press . Dial the number.
ANSWERING AND MAKING CALLS MAKING THREE-WAY CALLS The simplest way to set up a multi-party call is to use the conference guide (see page 10). You can connect another party to an on-going call as follows. During a call, the button acts as Flash/R-pulse, which means it transmits commands to the PBX. If you experience problems making multi-party calls: Different PBXs may require different signals. Please contact your telephone administrator or service provider. Turn to page 12 for more details. Press .
DURING A CALL ADJUSTING THE SPEAKER VOLUME Adjust the speaker volume using the buttons and . PLACING CALLS ON TEMPORARY HOLD Mute Press to turn off the microphone. The LEDs change from blue to red. The other party cannot hear what you are saying. Press to reconnect the call. Hold Press to put the call on hold. The LEDs change from blue to flashing red. Both the microphone and the speaker are turned off and the call is on hold. Press to reconnect the call.
CONFERENCE GUIDE The conference guide allows you to create 20 conference groups with up to six people in each. You can now call the participants in a meeting by simply pressing a few buttons. You may need to adjust some settings in your Konftel 250 to make it compatible with your PBX. Please turn to page 12 in this User Guide for more details. Entering text with the keypad Please turn to page 4 for instructions on using the keypad to enter text.
CONFERENCE GUIDE MAKING MULTI-PARTY CALLS Press the (Conference) button. Select QUICK GUIDE with the arrow buttons. Press OK to confirm. The Quick Guide asks you to dial the first number. Dial the first person’s telephone number. Press OK to confirm. Press OK when the first person has answered. Press OK to call another person and repeat the above steps. Press called all the persons you want for your meeting.
CONFERENCE GUIDE DELETING CONFERENCE GROUPS Select > CONF GUIDE > ERASE GROUP. Mark the group you want to delete and press OK. Confirm that you really want to delete the group by pressing OK or cancel the deletion of a group by pressing . DELETE ALL CONFERENCE GROUPS Select > CONF GUIDE > ERASE ALL. Confirm that you really want to delete all groups by pressing OK or cancel the deletion of all groups by pressing .
PHONEBOOK The Konftel 250 has a phonebook that holds up to 50 entries. See page 7 for making calls via the phonebook. Entering text with the keypad Please turn to page 4 for instructions on using the keypad to enter text. SEARCHING FOR CONTACTS Press (Phonebook). Another way to search for a contact in the address book is to hold down a number button for two seconds (see page 8). You can also search for a contact via the PHONEBOOK menu. ( > PHONE BOOK > SEARCH CONTACT).
PHONEBOOK DELETING CONTACTS Select > PHONE BOOK > ERASE CONTACT. Mark the contact you want to delete and press OK. Confirm that you really want to delete the contact by pressing OK or cancel the deletion of a contact by pressing . DELETING ALL CONFERENCE GROUPS Select > PHONE BOOK > ERASE ALL. Confirm that you really want to delete all contacts by pressing OK or cancel the deletion of a contact by pressing . DISPLAYING PHONEBOOK STATUS Select > PHONE BOOK > STATUS.
RECORDING It is possible to record a phone conference on an SD (Secure Digital) memory card so you can listen to it later on. A flashing symbol appears on the display screen during recording. A beep is heard every 20 seconds so that other parties in the call know it is being recorded. The beep can be turned off (see page 17). The recorded call is saved on the memory card. The document is named after the time at which the recording began (e.g. 14-35-01.wav) and is saved in a folder with the current date.
RECORDING LISTENING TO A RECORDING You can listen to a recorded phone conference on your Konftel 250 or a computer using an SD memory card reader. Recordings are saved in .wav format and can be played back on your choice of media player. Listening to recordings on the Konftel 250: > RECORDING > PLAYBACK FILE. Select Mark the folder you want (date) and press OK to confirm. A list of all recordings for the specified date is displayed. Names, date, time and length are displayed for each recording.
RECORDING MANAGING RECORDINGS Editing the name of a recording The recording is named by default with the time at which the recording started. Select > RECORDING > RENAME FILE. Mark the folder you want and press OK to confirm. Mark the recording to be edited and press OK. Make the change and press OK to confirm. Delete a number or a letter in a name by pressing .
SETTINGS SELECTING LANGUAGES Select > SETTINGS > LANGUAGE. Select the language you want and press OK to confirm. SELECT REGION The first time the Konftel 250 is started, you will be required to select the region in which you are located. The Konftel 250 then automatically configures to the telecom network for that region. Your selected entries can be changed later via this menu. Select > SETTINGS > REGION. Select the region in which you are located.
SETTINGS ADJUSTING RING LEVEL VOLUME Select > SETTINGS > RING LEVEL. Select your choice and press OK to confirm. There are six volume levels plus a silent mode. You will hear the ring tone for each level you select. If you select silent mode, an LED on the phone flashes when an incoming call is received. ADJUSTING THE FLASH/R PULSE DURATION The Flash/R pulse (Register recall) is used to request a new line from the PBX.
SETTINGS ADJUSTING SOUND (EQUALIZER) The sound reproduction can be adjusted to the required pitch (SOFT, NEUTRAL and BRIGHT). Select > SETTINGS > EQUALIZER. Select your choice and press OK to confirm. CHANGING TEXT ON THE DISPLAY SCREEN The text on the display screen can be changed when the Konftel 250 is on hook. Select > SETTINGS > SCREEN TEXT. Delete existing text using and enter your new text. Press OK to confirm. ADJUSTING LCD CONTRAST Select > SETTINGS > LCD CONTRAST.
TECHNICAL SPECIFICATIONS Size Diameter 240 mm, height 77 mm Weight 1 kg Colour Charcoal black Display screen Illuminated graphics (LCD), 128x64 Keypad Alphanumerical 0–9, *, off hook/F, on hook, mute, hold, volume up, volume down, 5 buttons for menu navigation, phone book, conference guide Anti-theft protection Kensington security slot Memory Support for SD memory cards up to 2 GB Connectivity Analogue telephone connectivity Modular 6/6 modular (RJ11) to a public analogue telecommunication net
SERVICE AND GUARANTEE If anything is wrong with your Konftel unit, please contact the place of purchase. Guarantee We give a two-year guarantee on our conference telephones. Service Service is offered after the expiration of the guarantee. Please contact your retailer and ask for a cost estimate. Konftel support If you have any questions about the guarantee and service, please contact your Konftel support centre Europe: +46(0)90-706 489 (Monday–Friday 8.00–17.00 GMT+1) E-mail: rma@konftel.
Konftel is a leading company and the world’s fastest growing brand, within audio conferencing equipment. Since 1988, our mission has been to help people around the world to conduct meetings despite distances. Based on our success, we know that audio conferencing is a great way to save time, money and at the same time contribute to a better environment. High audio quality is essential for efficient meetings, this is why our patented audio technology OmniSound®, is built into all Konftel Conference phones.
