Useful Information
41
Caller ID
Problem
Cause/solution
The handset does not
display the caller’s phone
number.
L
You have not subscribed to Caller ID service. Contact
your telephone service provider to subscribe.
L
If your unit is connected to any additional telephone
equipment such as a Caller ID box or cordless
telephone jack, disconnect the unit from the equipment
and plug the unit directly into the wall jack.
L
If your unit is connected to a telephone line with DSL
service, we recommend connecting a noise filter
between the base unit and the telephone line jack.
Contact your DSL provider for details.
L
Other telephone equipment may be interfering with this
unit. Disconnect the other equipment and try again.
L
The caller requested not to send caller information
(page 25).
L
If a call is being transferred to you, the caller information
is not displayed.
Time setting is erased,
and “
-- 月 -- 日 --:--
” is
shown on the handset
display.
L
If a power failure occurs, time setting may be erased.
Set the date and time again (page 18).
TG2620CN_2622CN.book Page 41 Friday, December 15, 2006 9:25 AM