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LG T710SH Service Manual

LG T710SH
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1 2
CHECK
D900 BRIDGE DIODE?
CHECK
C908(+) VOLTAGE
145VDC at 110V input
310VDC at 220V input
IC901, Q901
CHECK
D971, D961, D951, D904
D941, D942, D906 ?
CHECK
FUSE OK?(F901)
- 18 -
TROUBLESHOOTING GUIDE
1. NO POWER
NO POWER
(POWER INDICATOR OFF)
NO
NO
NO
NO
TROUBLE IN
Q951, Q952, Q941, Q942,
TROUBLE
IN FUSE (F901)
SMPS Switch (ON, OFF)
Waveforms
TROUBLE IN
BRIDGE DIODE (D900)
TROUBLE IN
IC901, Q901
TROUBLE IN
D971, D961, D951, D904
D941, D942, D906
YES
YES
YES
YES
Q901, Drain IC901, #6
21

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LG T710SH Specifications

General IconGeneral
BrandLG
ModelT710SH
CategoryMonitor
LanguageEnglish

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