User guide
Table Of Contents
- Getting Started
- Phone Components
- Softkey Buttons
- Using Keypad Shortcuts
- Installing Your Phone
- Reversing the Handset Retention Tab
- Connecting the Phone to the Wireless Network
- Determining Your Current Firmware Version
- Download the Firmware
- Get Your Phone’s IP Address
- Install the Firmware
- Using Basic Phone Functions
- Using the Speakerphone
- Using the Headset with Your IP Phone
- Switching Between the Handset/Headset/Speakerphone During a Call
- Sending Audio to the Phone Speaker
- Choosing Your Preferred Audio Device
- Adjusting Call Volume
- Adjusting the Ringer Volume
- Using Mute
- Using Dial Assistance
- Performing an Attended Transfer
- Performing an Unattended (Blind) Transfer
- Performing an Transfer to Voicemail
- Transferring a Held Call to an Active Call
- Forwarding All Calls
- Forwarding Calls When Your Phone is Busy
- Forwarding Calls When You Don’t Answer the Phone
- Delaying Call Forwarding When You Don’t Answer the Phone
- Stopping Call Forwarding
- Activating Do Not Disturb
- Deactivating Do Not Disturb
- Conferencing a Held Call with an Active Call
- Conference Menu Options
- Using Your Personal Directory
- Using the Corporate Directory
- Viewing the Call History Lists
- Calling from the Call History Lists
- Deleting a Number from the Call History Lists
- Saving a Call History List Number to Your Directory
- Using Advanced Phone Features
- Creating Speed Dials on Unused Line Buttons
- Creating Numerical Speed Dials
- Changing the LCD Screen Contrast
- Changing the Screen Backlight Settings
- Configuring the Phone Screen Saver
- Turning on the Screen Saver
- Changing Your Ring Tone
- Setting Your Phone’s Date and Time
- Rebooting Your Phone
- Using the Web Interface
- Where to Go From Here

Using Basic Phone Functions
Adjusting Call Volume and Muting
Cisco Small Business Pro IP Phone SPA 504G User Guide (SIP) 26
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Adjusting Call Volume and Muting
You can also change call volume settings from your PC using the IP Phone Web Interface. See
“Adjusting Audio Volume” section on page 59.
Adjusting Call Volume
To adjust the volume of the handset or speaker, lift the handset or press the Speaker button.
Press + on the Vo lume button to increase the volume, or press - to decrease the volume. Press
Save (except on the Cisco SPA 501G model)
Adjusting the Ringer Volume
To adjust the ringer volume, press the Volume button when the handset is on the phone and the
speaker button is off. Press Save.
Using Mute
To mute the phone microphone, speaker, or headset microphone, press the Mute button on the
phone. The button glows red. Press the Mute button again to unmute.
If no audio device is on, pressing the Mute key has no effect. When switching from the
speaker phone to the handset, mute is turned off automatically.
Placing or Answering a Call
NOTE You may have to dial a number or numbers to reach an outside line. Ask your phone
administrator.
To place or answer a call, do one of these:
• Pick up the receiver.
• Press the Speaker button.










