Read LG 42PB4RT-MA / CHASIS / PP7BB Service Manual online
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GUIA DE RESOLUÇÃO DE PROBLEMAS
1. No power
W
Symptom
1) Minute discharge doesn'
’
t occur at module.
2) Front LED doesn'
’
t come into action.
Start check
Is inserted a plug
in power cord?
Is connected the Line
Filter and PSU?
Is normal the fuse
of PSU? Plasma(F101),
LCD(F111)
Plug in a power cord
Connect a cable.
Plasma (EL11), LCD(SC100)
Replace the fuse
Is it connected
that PSU and 13pin cable
in VSC board?
Connect the 13pin cable.
YES
YES
YES
YES
NO
NO
NO
NO
After remove all cables connected to
PSU(except the CN101), authorizes the AC
voltage marking on manual.
When ST-by 5V doesn'’t operate, replace PSU
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