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14. Component/ DVDP/ RGB/ AV Audio
Check video output
Y
Check Connector
JK602 / JK603 (Component)
JK607 (RGB)
JK601 / JK604 (AV Rear, AV Side)
Y
Check signal
R618 / R619 (Component1)
R645 / R646 (Component2)
R654 / R655 (RGB)
R6092 / R6094 (AV Rear)
R6090 / R6096 (AV Side)
Y
Check IC602
Pin 14 for 5V
Y
Check Audio out signal
IC602 #2,3 #9,10
Y
Check IC100 signal
C102, C103, C104, C105, C176, C182
Y
Check I2S signal
R1035, R1037, R1038
Y
Check Audio clock
R1036
Y
Replace
Mstar
Copyright © 2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
N
and cables
N
N
N
N
N
N
N
IC
Follow procedure external
input video trouble shooting
Replace connector
or cable
if found damaged
Replace it
Replace it
Replace it or IC602
Replace it
Replace it or IC100
Replace it
- 26 -
LGE Internal Use Only
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