LG 50PQ10R-TA (CHASSIS:PP91C) Service Manual ▷ View online
Making
Revision
2009. 2 . 1
PDP TV
Symptom
A. Picture Problem
PDP Module Label Information
Repair Process-Reference data
PDP Module Label Information.
-Vy Vsc
Vzb
①
②
③
④
②
③
④
⑤
⑥
⑥
⑦
⑧
⑨
⑩
⑪
⑫
⑬
⑭
⑮
A4
A4
Making
Revision
2009. 2 . 1
PDP TV
Symptom
A. Picture Problem
Check & Adjust –V
Y
,V
SC
,V
ZB
voltage
Repair Process-Reference data
Voltage Check & Adjustment :
42G2
Y-Sus Board
Fuse
V
SC
Adjustment
-V
Y
Adjustment
1. -Vy (
-175V
) on Y-Sus B/D
. Check Point:
R201
. Adjustment Point:
VR502
2. Vsc (
140V
) on Y-Sus B/D
- Check Point:
R520 –J263
- Adjustment Point:
VR501
-V
Y
V
SC
V
ZB
A5
<Module Label>
A5
Making
Revision
2009. 2 . 1
PDP TV
Symptom
A. Picture Problem
Check & Adjust –V
Y
,V
SC
,V
ZB
voltage
Repair Process-Reference data
3. VZB (
80V
) on Z-Sus B/D
. Check Point:
R50↔J221
Z-Sus Board
Adjustment Point
A5
Voltage Check & Adjustment :
42G2
-V
Y
V
SC
V
ZB
<Module Label>
A5
ⓒ LG Electronics. Inc.2009
Making
Revision
2009. 2 . 1
PDP TV
Symptom
A. Picture Problem
Check & Adjust –V
Y
,V
SC
,V
ZB
voltage
Repair Process-Reference data
Voltage Check & Adjustment :
50G2
Y-Sus Board
Fuse
Vsc Adjustment
-V
Y
Adjustment
1. -Vy (
-185V
) on Y-Sus B/D
. Check Point:
R201
. Adjustment Point:
VR502
2. Vsc (
135V
) on Y-Sus B/D
- Check Point:
R202
- Adjustment Point:
VR501
-V
Y
V
SC
V
ZB
A6
<Module Label>
A6
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