TROUBLESHOOTING

See below for some common problems and their remedies. Whatever the problem, you should first check that:

The base unit is connected to the power supply and phone line.

The main power is switched on at the electrical outlet.

The handset battery is installed and has not run out of power.

DO NOT attempt to make repairs yourself. This will void your warranty.

PROBLEM

POSSIBLE CAUSES / REMEDIES

 

 

Unable to make a call -

The handset is out of range of base unit -

OUT OF RANGE

move closer to the base

appears on the handset

Interference due to environment -

 

position base unit to reduce interference

 

(move base station at least 3-feet

 

from the nearest electrical appliance)

 

De-synchronization has occurred. The

 

base unit will reset synchronization

 

automatically. Occasional loss of

 

synchronization between the handset

 

and base unit is normal if there is

 

significant interference from the

 

surrounding environment.

 

 

Unable to make

Handset may not be registered to base

a call - NOT

unit (see the section in this manual titled

REGISTERED

HANDSET REGISTRATION Page 29)

appears on the

 

handset

 

 

 

Unable to enter the

Ensure unit is not in the base cradle

submenus

Return to standby mode by pressing

 

 

Caller ID is not

Check your network subscription to

displayed

Caller ID

 

Wait until the phone rings twice before

 

answering

EN

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AT&T 2820 manual Troubleshooting, Problem Possible Causes / Remedies, OUT of Range, Registered

2820 specifications

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