Copyright©2008 LG Electronics.Inc.All right reserved
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LGE Internal Use
Only
Only for training and service purposes
5.
5.
5.
5. No
No
No
No Sound
Sound
Sound
Sound
Check the source
OK
Reset source
NG
Check signal filter circuit
NG
Replace the filter or inductance
Repair each relative circuit
RF signal
Check TV system setup
OK
Check TU201
Replace TU201
AV,
S-video
signal
component PC signal
OK
Check LVDS cable
Check input signal
OK
OK
OK
NG
Replace LVDS cable
OK
Check panel
Replace panel
NG
Abnormal display
Check the source
OK
Reset source
Check signal filter circuit
NG
Replace the filter or inductance
OK
NG
SIF signal
Check TV system setup
OK
Check TU201
Replace TU201
AV, component, S-video, PC signal
NG
Check Amplifier TDA8932BTW U602
Replace U602
Check Earphone jack
NG
Replace the Earphone jack
OK
Check speaker
NG
Replace speaker
Check relative circuit
NG
No sound
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