Appendix J
In case of difficulty
•If you have Digital Subscriber Line, (DSL,) service, and you have more than three telephone sets, and you have installed microfilters, you may need to have a DSL filter installed by your DSL service provider.
The sound quality of the • Unplug it and and firmly plug it in again. headset is poor
I hear other calls when using the telephone.
•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.
•Make sure you are using the round black cords that came with the phone. These cords help prevent crosstalk (hearing other calls).
My caller ID features are not working properly.
•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 which supports caller ID.
•Both you and the caller’s telephone companies must use equipment which are compatible with caller ID service.
•Make sure the area codes are set correctly on the telephone (page 42 of the installation guide).
•Reset the phone. See Common cure for electronic equipment on this page.
COVM line indicator re- | • Make sure you have reviewed all messages on |
mains on. | that line. |
| • You may have received a false signal from the |
| central office. To clear, see COVM reset on page |
| 58. |
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