Telephone operation

Options while on calls

Volume control

You can set the listening volume to one of five levels. While on a call, press pVOLUMEq to adjust the listening volume. The volume level indicator briefly 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

Handset volume

9/16 10:34AM

Speaker volume

If you subscribe to call waiting service from your telephone service provider, you hear two beeps if someone calls while you are already on a call.

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 off 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 off, the MUTE light turns off.

16

Page 21
Image 21
AT&T CL4940 user manual Options while on calls