Adjusting The Display Contrast - Radio Shack System 240 Owner's Manual

43-962A.fm Page 19 Monday, August 16, 1999 3:33 PM

ADJUSTING THE DISPLAY CONTRAST

Follow these steps to adjust the display's contrast for the best visibility.
DELETE
1. Press either button so
REVIEW
Then hold down .
DELETE
2. Within 6 seconds, repeatedly press
to increase it.
REVIEW
Note: If you hold down
DELETE
a REVIEW button, the system deletes all call records from its memory.
3. Release .
DELETE
REVIEW
(or a call record) appears.
– NO CALLS –
REVIEW to decrease the contrast or
for longer than 6 seconds without pressing
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