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LG CJS45F Service Manual

LG CJS45F
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1. POWER (SMPS)
No 5.6 VA
YES
F901 normal?
Replace F901 (Use the same fuse).
YES
NO
BD901 normal?
Replace BD901.
YES
NO
TH901(TH903) normal?
Replace TH901.
YES
NO
Is Vcc
(10 V ~ 18 V) supplied to
IC901 pin7?
Is there
about 2.5 V at IC951
pin1?
D902 normal?
Replace D951.
YES
NO
NO
Check or replace D902.
Is there
about 2.5 V at
IC941 Pin1?
Replace IC941.
YES
NO
D951 normal?
Replace D951.
YES
YES
NO
D933 normal?
Replace D933.
YES
NO
Power line of main PCB is short.
NO
3-17
ELECTRICAL TROUBLESHOOTING GUIDE
jomi

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LG CJS45F Specifications

General IconGeneral
BrandLG
ModelCJS45F
CategoryStereo System
LanguageEnglish

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