AT&T 955 User Manual
Page 29
IN CASE OF DIFFICULTY
55
IN CASE OF DIFFICULTY
54
Tone Signals Do Not Activate a Remote Device
•
Tone signaling does not work during conference calls.
•
The phone generates tones of fixed duration, which may not be long
enough to activate some devices such as answering machines.
Operation During a Power Failure
This phone will operate during a power failure if a charged battery has
been installed. You will be able to dial and answer calls with the handset
or headset, but no other features will work until power is restored.
No Caller ID Information While on a Call
•
You must subscribe to
combined Caller ID with Call Waiting as a
single service to see Call Waiting information.
•
Make sure the TEL SET and TEL LINE cords are not reversed.
Display Screen is Blank
Make sure the power cord is connected to both the phone and an
electrical outlet not controlled by a wall switch.
No Caller ID Information Received
Caller ID information is transmitted by the telephone company between
the first and second rings. Allow your phone to ring at least twice to
receive Caller ID information.
NEW CALL Light Flashes
•
Make sure you have reviewed all messages on all lines.
•
It may be a false indicator from the Central Office. To clear, see “Reset
COVM Indicator” in CALLER ID OPERATION.
Screen Displays COVM
The screen displays
COVM when the COVM indicator is turned on for at
least one line, whether or not there are messages waiting, and whether or
not you have the service.
•
If you subscribe to Voice Mail service with your local telephone
service provider, but prefer not to display COVM on the screen, turn
off the COVM indicator for each line.
•
If you do not subscribe to Voice Mail service, turn off the COVM
indicator for each line.
See “Turning COVM Indicators On and Off” in SET UP SYSTEM FEATURES.
COVM Line Indicator Remains On
•
Make sure you have reviewed all messages on that line.
•
You may have received a false signal from the Central Office. To clear,
see “Reset COVM Indicator” in CALLER ID OPERATION.