LG RZ-42PX10, Service Manual

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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? Plug in power cord.
Yes
No
Is connect the Line Filter and Power
Switch Cable?
Connect Cable.
Yes
No
Is connect the Power Switch and
Power Board Cable?
Connect Cable.
Yes
No
Is normal the Fuse(F101) on Power
Board?
Replace Fuse.
Yes
No
Is connect the Power Board and 7P
of VSC Board Cable?
Connect Cable.
Yes
No
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.
Connect Cable.
Yes
No