DOWNLOAD LG 50PK980-ZA (CHASSIS:PD02C) Service Manual ↓ Size: 4.63 MB | Pages: 51 in PDF or view online for FREE

Model
50PK980-ZA (CHASSIS:PD02C)
Pages
51
Size
4.63 MB
Type
PDF
Document
Service Manual
Brand
Device
TV / Plasma
File
50pk980-za-chassis-pd02c.pdf
Date
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LG 50PK980-ZA (CHASSIS:PD02C) Service Manual ▷ View online

ⓒ LG Electronics. Inc.2009
Making 
전자 - 6-2
Revision 
PDP TV
Input
Block
RGB(D-Sub) Video Problem
Check input signal format
Is it supported?
Check signal, Hsync, Vsync
R953, R959
Check IC903 Input/Output
Check signal
C332, C333, C334
Y
N
Check P900
Replace connector (P900).
Y
N
Y
Replace C332, C333, C334
N
Replace Mstar(IC100)
Y
Check RGB Cable 
conductors for damage
Y
※ Measured signals depend on the input signal.
5/15
2010. 2 . 22
ⓒ LG Electronics. Inc.2009
Making 
전자 - 6-2
Revision 
PDP TV
Input
Block
AV Video Problem
Check input signal format
Is it supported?
Check signal line
JK1002-Video : R359
JK1001-Video : C432,C433,C434(RGB),   
C326(CVBS)
Replace Resistor or Cap
Check AV port of JK1002(Side), 
JK1001(Rear)
Replace connector
N
Replace BCM(IC100)
Check AV Cable for damage or open 
conductors
※ Measured signals depend on the input signal.
Y
Y
Y
Y
N
6/15
2010. 2 . 22
ⓒ LG Electronics. Inc.2009
Making 
전자 - 6-2
Revision 
PDP TV
Input
Block
HDMI Video Problem
Check input signal format
Is it supported?
Check EDID D/L
Re-Download EDID
Check HDMI Cable for damage or 
open conductors
Check R867~R874
(HDMI Switch Output)
Replace Connector
Replace IC802
Replace BCM(IC100)
Y
Y
Y
Y
Y
N
N
Check JK800 / J801 / J802  
for proper connection or damage
N
7/15
2010. 2 . 22
ⓒ LG Electronics. Inc.2009
Making 
전자 - 6-2
Revision 
PDP TV
Input
Block
All Input Audio Problem
Make sure you can’t hear any audio
Check speaker for damage.
Replace the Speaker
Y
N
Check Connector
P1000
Replace P1000
Y
N
Check SCL,SDA
R707, R708
Replace R707, 708
N
Y
Check IC700 Status 
PDN(#19) / Reset(#25) is High?
Check 
Reset (R704) / PDN (R702)
:They must be High (3.3V)
Y
N
Check IC700 Power 
17V(L704), 3.3V(L702,L703)
Check  17V (P500 #1,2),
3.3V (IC505 #2)
Y
N
Y
Check BCM I2S Output
R114, #21, 22, 23 on IC700
Replace BCM(IC100).
N
8/15
Replace AMP(IC700)
Y
2010. 2 . 22
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