To delete all entries from the VIP call list, press VIP, then hold down DELETE until DELETE ALL? appears. Then press DELETE again.
To cancel the deletion, do not press any button. After about 10 seconds, DELETE ALL? disappears.
TROUBLESHOOTING
If your System 931 is not working as it should, these suggestions might help you eliminate the problem. If you see a message that you do not understand, see “Displayed Call Information” on Page 23.
Problem | Solution |
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Blank screen | Make sure batteries are installed. |
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| Adjust the contrast (see “Adjusting |
| the Display Contrast” on Page 19). |
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| Check with your local telephone com- |
| pany. |
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No dial tone on | Check all cabling to make sure con- |
phone attached to | nections are secure. |
Caller ID unit |
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