No Power - LG RU-42PX11/H Service Manual

2. No Power

(1) Symptom
Does't minute discharge at module.
¯
Non does not come in into the front LED.
¯
(2) Check follow
Is plug in power cord?
Is connect the Line Filter and Power
Switch Cable?
Is connect the Power Switch and
Power Board Cable?
Is normal the Fuse(F101) on Power
Board?
Is connect the Power Board and 7P
of VSC Board Cable?
Is connect the Power Switch and
Power Board Cable?
After remove the cable connect 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.
TROUBLE SHOOTING GUIDE
Yes
Yes
Yes
Yes
Yes
Yes
No
Plug in power cord.
No
Connect Cable.
No
Connect Cable.
No
Replace Fuse.
No
Connect Cable.
No
Connect Cable.
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