LG WM3470HWA Service Manual ▷ View online
29
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NO POWER
1. Be careful of electric shock if disconnecting parts while troubleshooting.
2. First of all, check the connection of each electrical terminal with the wiring diagram.
3. If you replace the MAIN PWB ASSEMBLY, reinsert the connectors correctly.
2. First of all, check the connection of each electrical terminal with the wiring diagram.
3. If you replace the MAIN PWB ASSEMBLY, reinsert the connectors correctly.
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XYW}GhjfORXWLSGTX\LP
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U
u
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GGG
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GGG
GfG
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GU
G
GU
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DISPLAY
PWB
ASSEMBLY.
DISPLAY
PWB
ASSEMBLY.
Display PWB
Connecting connector
MAIN PWB~ Display PWB
u
pGG\TGGG
G GGG
Gf
G GGG
Gf
30
BUTTON DOESN’T WORK
31
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GGf
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GGG
f
GGG
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tG
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G
G
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GGGa
GGGa
jGGGG
GGGG
GGGG
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GGGG
GGGG
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GGGU
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GGGU
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GGGS
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GGGS
GGGGU
pG GGGG
GSGG[U\G
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UGvGS
GSGyRz
GGVG
GU
~GGG
GGGS
GGGGU
GSGG[U\G
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UGvGS
GSGyRz
GGVG
GU
~GGG
GGGS
GGGGU
pGGGGSGG
UGhG
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GGGGG
GGGUGhG
GGGU
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GGGGG
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32
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#HECK
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#LEAN
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