Table of Contents
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Flow Chart of Troubleshooting
9-10. Back Light (for Color Main LCD)
Backlight does not work
Yes
No
Is BACKLIGHT set
Set BACKLIGHT on Always ON
AlwaysON in the Menu?
Yes
Not OK
Check the outflow voltage
Replace U502
of U402(PIN 5) is equal to
3.7V
OK
Replace the LCD Module
Yes
END
9-19
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