User Manual
30
Troubleshooting
If you have diculty with your telephone, please try the suggestions below. 
For customer service, visit our website at www.telephones.att.com, or 
call 1 (800) 222-3111. In Canada, dial 1 (866) 288-4268.
No dial tone.
Make sure all plugs are connected properly. Inspect the telephone line cord 
connections at the wall jack and telephone. Also inspect the coiled handset 
cord connections at both ends.
Unplug the telephone and connect it to another wall jack. If it still does not 
work and other telephones in your home are working, the problem is with 
this telephone.
Telephone does not ring.
Make sure the RINGER switch is set to LO or HI.
If there are several other telephones on the same line, try disconnecting 
some of the other telephones. Having too many telephones connected can 
also create problems such as low ringer volume or impaired sound quality 
during calls.
Incorrect time and date on incoming calls.
If you subscribe to caller ID service, your service provider sends the time 
with the caller ID information. The time and date should be correct aer 
receiving a call. If the time and date are not correct aer receiving a call, 
report the problem to your service provider.
If you do not have caller ID service, please set the time and date manually 
(see page 13).
CALL INFO light incorrectly ashing.
Make sure the telephone line cord is connected properly.
Diculty storing numbers in memory.
Make sure you are pressing the correct sequence of keys for storing 
numbers. 
If you are interrupted by a recorded announcement asking you to hang up 
or by a loud buzzing noise, hang up and store the number without liing 
the handset.
Screen is blank
Make sure the batteries are correctly installed.
Replace batteries with new batteries.
Screen displays ERR.
The telephone has received incomplete or corrupted caller ID information 
from the telephone service provider. 
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Appendix A










