Read LG MT-42PM13B (CHASSIS:RF-04GC) Service Manual online
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2. No Power
(1) Symptom
Ø
Does’t minute discharge at module.
Ø
Non does not come in into the front LED.
(2) Check follow
Is plug in power cord?
Plug in the power cord.
Yes
No
Is connected the Line Filter and
Power Switch Cable?
Connect the Cable.
Yes
No
Is connected the Power Switch and
Power Board Cable?
Connect the Cable.
Yes
No
Is normal the Fuse(F101) on Power
Board?
Replace the Fuse.
Yes
No
Is connected the Power Board and
7P of VSC Board Cable?
Connect the Cable.
Yes
No
Is connected the Power Switch and
Power Board Cable?
After remove the cable connection
to Power Board(except the CN101
to Power Board(except the CN101
connection cable), authorizes the
AC voltage marking on manual.
When ST-BY 5V does not operate,
replace Power Board.
Connect the Cable.
Yes
No
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