Ringer volume. AT&T CL2909

Telephone operation

Telephone operation

Ringer volume

Use the ringer switch on the right side of the base to adjust the ringer volume to OFF, LO or HI. If the ringer switch is set to OFF, this telephone will not ring when there is an incoming call. However, the CALL INFO indicator will still flash to indicate an incoming call.

Call info

The CALL INFO indicator on the phone is used to indicate there is additional information in the display about the current or previous calls.