LG 50PT350 Service Manual page 53

Repair Process-Reference data
Input
PDP TV
Block
Check input signal format
Is it supported?
Y
Check AV Cable for damage or open
conductors
Y
Check AV port of JK207(Side),
JK100,JK101(Rear)
Y
Check signal line
JK207-Video : C425
JK100-Video : C408,C410,C412(RGB),
C423(CVBS)
Y
Replace MSTAR(IC400)
AV Video Problem
N
Replace connector
N
Replace Capacitor
※ Measured signals depend on the input signal.
A6
Making 2010. 11. 16
Revision
ⓒ LG Electronics. Inc.2010
전자 - 6-2
A6-5