Radio Shack 240 Caller ID Box User Manual


 
19
ADJUSTING THE DISPLAY CONTRAST
Follow these steps to adjust the display’s contrast for the best visibility.
1. Press either
REVIEW
button so
NO
CALLS
(or a call record) appears.
Then hold down
DELETE
.
2. Within 6 seconds, repeatedly press
REVIEW
to decrease the contrast or
REVIEW
to increase it.
Note:
If you hold down
DELETE
for longer than 6 seconds without pressing
a
REVIEW
button, the system deletes all call records from its memory.
3. Release
DELETE
.
DELETE REVIEW
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43-962A.fm Page 19 Monday, August 16, 1999 3:33 PM