AT&T CL4940 Manual

16
Telephone operation
Volume control
You can set the listening volume to one of ve levels. While on a call, press
pVOLUMEq to adjust the listening volume. The volume level indicator briey
displays on the screen to indicate the setting.
Handset volume
When you are on a call using the handset, press
qVOLUME to decrease or VOLUMEp to increase the
handset listening volume.
Speaker volume
When you are on a call using the speakerphone, press
qVOLUME to decrease or VOLUMEp to increase the
speaker volume.
Call waiting
If you subscribe to call waiting service from your telephone service provider,
and someone calls while you are already on a call, you hear two beeps.
Press FLASH to put your current call on hold and take the new call.
Press FLASH at any time to switch back and forth between calls.
NOTE: Missed call waiting calls are counted as missed calls.
Mute
Use the mute function to turn o the microphone. You can hear the caller, but
the caller cannot hear you.
To mute a call:
While on a call, press MUTE. When mute is on, the MUTE light turns on.
To end mute a call:
Press MUTE again. When mute is o, the MUTE light turns o.
NOTE: Switching between the handset and speakerphone cancels the mute function.
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Options while on calls
9/16 10:34
AM
Handset volume
Speaker volume

AT&T CL4940 Specifications

General

Type	Analog telephone
Answering machine	Yes
Mounting type	Wall
Product color	White
Languages support	ENG, ESP
Dialer location	Base
Phonebook capacity	25 entries
Call log entries	50
Wireless connection	No