Lcd - Casio DT-X100 Service Manual

5-4-4. LCD

No Operation
Select [LCD].
1
Display
Display pattern screens shown on the
left.
(Pressing the "ENT" key changes the
screens in sequence.)
If the patterns are displayed correctly:
If any failure is found with the display:
Pressing "1" or "0" returns you to the
Menu screen.
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Test Details
Press the "1" key.
Press the "0" key.