AT&T 2440 Cordless Telephone User Manual


 
If you hear noise or interference when using the phone:
You may be out of range. Move closer to the base.
Household appliances plugged into the same circuit as the base can
sometimes cause interference. Try moving the appliance or the base to
another outlet.
The layout of your home or office may be limiting the operating range.
Try moving the base to another location,preferably on an upper floor.
If the phone does not ring when you receive a call:
Make sure the Ringer is on.
Make sure the telephone line cord is connected firmly to the base and
the telephone jack.
Make sure the AC adapter is plugged firmly into an electrical outlet not
controlled by a wall switch.
You might be too far from the base;move closer.
You might have too many extension phones on your telephone line to
allow all of them to ring. Try unplugging some of them.
If your telephone misdials:
If you have dial pulse (rotary) service,you’ll need to set the Dial Mode
to PULSE. Follow the instructions under “Telephone Feature Setup—
Base”in the FEATURE SETTINGS section of this manual.
If you have touch tone service and you hear clicks while you are dialing,
you’ll need to set the Dial Mode to TONE. Follow the instructions under
“Telephone Feature Setup”in the FEATURE SETUP section of this
manual.
If the caller’s name or phone number is not displayed:
Make sure you subscribe to a Caller ID service from your local
telephone company.
Make sure the battery is charged.
Caller ID service might not work when the phone is connected to a
Private Branch Exchange (PBX).
If the caller’s name or phone number is not displayed during
Call Waiting:
You should call your service provider to confirm that you subscribe to
a combined Caller ID with Call Waiting service.
The Caller ID with Call Waiting feature is inactive during a power
interruption.
Make sure the battery is charged.
IN CASE OF DIFFICULTY
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