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...TROUBLESHOOTING FLOWCHARTS (continued)...
pin 1-5 of CNPP1and pin 1-5 of
CNPP2 (power supply unit) normal?
Normal voltage is +24V.
After a few seconds, it becomes
a red lighting even if it turns on
power.
Main PWB -- Inverter PWB
PPO1(pin 10) -- CN2(pin 12)
PPO1(pin 11) -- CN2(pin 14)
Are these connected?
It is trouble of Main PWB or LCD
panel (include Inverter PWB)
Please change.
TABLE OF CONTENTS
LED is green lighting.
Is the burn-in
mode normal?
No
Are the voltage of
Yes
Go to # 1
Yes
It is trouble of Main PWB or
Terminal PWB.
Yes
Picture trouble
Sound trouble
It is trouble of Power supply
No
unit.
Please change.
It is trouble of Power supply unit.
No
Please change.
Or please check ELCD2 connector
or EPS connector.
29
D8MW
Go to "A"
Go to "B"
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