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Appendix C
Troubleshooting
I hear other
calls when using
the telephone.
My caller ID
features are
not working
properly.
The system
does not receive
caller ID or the
system does not
display caller
ID during call
waiting.
• 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 (see page 6). The filter will
prevent noise and caller ID problems caused by DSL
interference. Please contact your DSL service provider
for more information about DSL filters.
• Disconnect the telephone base from the telephone jack.
Plug in a different telephone. If you still hear other calls,
the problem is probably in the wiring or local service.
Call your local telephone company.
• Caller ID is a subscription service. You must subscribe to
this service from your local telephone company for this
feature to work on your telephone.
• The caller may not be calling from an area that supports
caller ID.
• Both you and the caller's telephone companies must use
equipment compatible with caller ID service.
• If you subscribe to DSL service, install a DSL filter to
the telephone line between the telephone base and the
telephone line jack. Contact your DSL service provider
for filter information.
• Make sure you subscribe to caller ID with call waiting
features services provided by the local telephone
company.
• The caller may not be calling from an area that
supports caller ID.
• Both you and the caller's telephone companies must use
equipment compatible with caller ID service.
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