Operation
VOLUME 
+ –
Options while on calls
Volume control
To adjust the listening volume:
While on a call, press the VOLUME 
+ – keys on the side of the headset to adjust the listening volume.
NOTE: When the volume reaches the minimum or maximum setting, you hear three quick beeps.
Call waiting
If you subscribe to call waiting service offered by your telephone service provider, you hear a beep if there is an incoming call while you are already on a call.
• | If you have registered the TL7600 to a headset |
| base and chosen installation option 3 from the |
| TL7610/TL7611/TL7650/TL7651 user’s manual, |
| you must answer call waiting using the corded |
MUTE/FLASH | telephone base (see your telephone user’s |
manual for instructions). |
•For all other installations, press and hold MUTE/FLASH on the side of the headset to put your current call on hold and answer the new call. You can press and hold MUTE/FLASH at any time to switch back and forth between calls.
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