LG 42PG3000 Service Manual page 17

2. No Power
(1) Symptom
1) Doesn't minute discharge at module.
2) Non does not come in into the front LED.
(2) Check following
Is plug in power cord?
Is the Line Filter and Power
Board Cable connected?
Is the Fuse(F801) on
Power Board normal?
Is the Power Board and 22P of
VSC Board Cable connected?
After the cable connect is removed
to Power Board, authorized the AC
voltage marking on manual.
When ST-BY 5V is not operated,
replace Power Board.
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Only for training and service purposes
Yes
Yes
Yes
Yes
No
Plug in power cord.
No
Connect the Cable.
No
Replace the Fuse.
No
Connect the Cable.
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