LG Flatron L1710B

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TROUBLESHOOTING GUIDE
1. NO POWER
TROUBLE IN
LIPS (POWER)
CHECK J702
5V VOLTAGE
(5V) ?
NO
NO POWER
(POWER INDICATOR OFF)
TROUBLE
SOMEWHERE ELSE
TROUBLE IN
LIPS (POWER)
CHECK J702
INPUT VOLTAGE
(12V) ?
NO
TROUBLE IN
U203 or X201
NO
YES
YES
YES
CHECK
U203’s PIN 151.
IS THIS PIN
OSCILLATED?