Read LG 32LH5700 Service Manual online
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2. Protect mode
(1) Symptom
1) After once shining, it does not discharge minutely from module.
2) It is converted with the color where the front LED is red from blue.
(2)
Check follow
Is normal the Power
Board?
Is normal the each
connector?
Is output the normality
Low/High .voltage
except Stand-by 5V?
Low/High .voltage
except Stand-by 5V?
Is normal the Main
Board?
Yes
Yes
No No
No
No
Replace Power Board.
After connecting well
each connector, the
normality it operates?
each connector, the
normality it operates?
Replace Power Board.
After remove JP1
normal operation:
Replace Main Board
normal operation:
Replace Main Board
Is normal the output
voltage after remove
JP1 of Main Board?
voltage after remove
JP1 of Main Board?
No No
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