LG 50PZ950-ZA (CHASSIS:PD12A) Service Manual ▷ View online
ⓒ LG Electronics. Inc.2010
Making
전자 - 6-2
Revision
PDP TV
Symptom
A. Picture Problem
Check Va, Vs on Power Board
Vs Adjustment
(VR901)
Va Adjustment
(VR502)
Check Va, Vs
▶ Check Va & Adjust Va Voltage
(Refer to the Module label for Va specification)
▶ Check Vs & Adjust Vs Voltage
(Refer to the Module label for Vs specification)
Repair Process-Reference data
A3
A3
Control Board
Power Board
Y-Sus Board
Z-Sus Board
PDP Module Label
Main Board
2010. 12 . 24
ⓒ LG Electronics. Inc.2010
Making
전자 - 6-2
Revision
PDP TV
Symptom
A. Picture Problem
PDP Module Label Information
Repair Process-Reference data
PDP Module Label Information.
A4
A4
①
②
③
④
⑤
⑥
②
③
④
⑤
⑥
⑦
⑧
⑨
⑩
⑪
⑫
⑬
⑭
Vy Vsc
Vzb
① Model Name
② Bar Code
(Code 128, Contains the manugacture No.)
(Code 128, Contains the manugacture No.)
③ Manugacture No.
④ Adjusting Voltage(DC Va, Vs)
⑤ Adjusting Voltage (Set up/-Vy/Vsc/Ve/Vzb)
⑥ The trade name of LG Electronics
⑦ Manufactured date(Year & Month)
⑧ Warning
⑨ UL Approval Mark
⑩ UL Approval No.
⑪ Model Name
⑫ Max. Watt
⑬ Max. Volts
⑭ Max. Amps
2010. 12 . 24
ⓒ LG Electronics. Inc.2010
Making
전자 - 6-2
Revision
PDP TV
Symptom
A. Picture Problem
Check & Adjust –V
Y
,V
SC
,V
ZB
voltage(50R3)
Repair Process-Reference data
A5
A5
Voltage Check & Adjustment :
50R3
<Module Label>
YSUS board
-Vy adjustment
Fuses
Vsc adjustment
-V
Y
V
SC
V
ZB
1. Vsc (
150V
) on Y-Sus B/D
- Check Point:
R324
- Adjustment Point:
VR301
2. -Vy (
-190V
) on Y-Sus B/D
- Check Point:
R334
- Adjustment Point:
VR302
2010. 12 . 24
ⓒ LG Electronics. Inc.2010
Making
전자 - 6-2
Revision
PDP TV
Symptom
A. Picture Problem
Check & Adjust –V
Y
,V
SC
,V
ZB
voltage(50R1)
Repair Process-Reference data
A5
A5
ZSUS board
Vzb adjustment
Voltage Check & Adjustment :
50R3
<Module Label>
-V
Y
V
SC
V
ZB
3. VZB (
115V
) on Z-Sus B/D
. Check Point:
R156
- Adjustment Point:
VR204
2010. 12 . 24
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