AT&T Trimline 250 - Manual (Page 14)

13
TELEPHONE OPERATION
Flash/Call Waiting
When you receive a call
waiting signal, use F
to put your current call on
“hold” and connect to the
new call. Press F
again to return to the first
call. Also use F to
activate other phone
company subscriber
services such as
3-Way Calling.
New Call Light
This light flashes when you
have unreviewed call
information in the call
history.
Ringer Voume
Adjust RINGER volume
(
LO or HI ) or turn
RINGER OFF .
Line Status Indicator
Flashes when you are
receiving a call,and remains
steady when this phone or
another phone on the same
line is in use.