Appendix B

Troubleshooting

 

If the other phones in your home are having

 

 

the same problem, the problem is in your

 

 

wiring or local service. Contact your local

 

 

telephone company (charges may apply).

 

 

 

The charge

Make sure the power and line cords are

light is off.

 

plugged in correctly and securely.

 

Unplug the unit’s electrical power. Wait for

 

 

15 seconds, then plug it back in. Allow up

 

 

to one minute for the cordless handset and

 

 

telephone base to reset.

 

Clean the cordless handset and telephone

 

 

base charging contacts each month using a

 

 

pencil eraser or cloth.

 

 

 

My caller ID

Caller ID is a subscription service. You must

isn’t working.

 

subscribe to this service from your local

 

 

telephone company for this feature to work

 

 

on your phone.

 

Your caller must be calling from an area

 

 

that supports caller ID.

 

Both you and your caller’s telephone

 

 

companies must use caller ID compatible

 

 

equipment.

 

If you subscribe to high-speed Internet

 

 

service (digital subscriber line - DSL)

 

 

through your telephone line, you must

 

 

install a DSL filter between the telephone

 

 

base and the telephone wall jack. The

 

 

filter prevents noise and caller ID problems

 

 

caused by DSL interference. Please

 

 

contact your DSL service provider for more

 

 

information about DSL filters.

21

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AT&T TL90078 user manual If the other phones in your home are having

TL90078 specifications

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