TROUBLESHOOTING
Having a problem? Here are some of the most common problems and how to resolve them.
Problem | Solution |
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Blank screen | Battery installation — Replace or rein- | ||
| stall the battery, as described in “Installing | ||
| the Battery” on Page 10. |
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| AC power — Plug in the adapter. If the | ||
| adapter is plugged into an outlet that is | ||
| controlled by a switch, turn on the switch. | ||
| Contrast control — Adjust the contrast | ||
| as described in “Adjusting the Display | ||
| Contrast” on Page 12. |
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You have an incoming | • You picked up a telephone that is not | ||
call, but do not receive | connected to your module. |
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any Caller ID informa- | • No data was sent by the phone com- | ||
tion. | |||
pany with the call | DATA | ||
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| SENT- appears on the display). This | ||
| is not a malfunction. |
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