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
PREV: LG 50PK950-ZA / 50PK950N-ZA / 50PK960-ZA (CHASSIS:PD02A) Service Manual

LG 50PK980-ZA (CHASSIS:PD02C) Service Manual ▷ View online

ⓒ LG Electronics. Inc.2009
Making 
전자 - 6-2
Revision 
PDP TV
Input
Block
Digital TV / HDMI Audio Problem
Follow procedure All source audio 
trouble shooting
Check EDID Download
Re-download EDID data
◆ Digital TV
Check video output
Follow procedure All source audio 
trouble shooting
Follow procedure digital TV 
video trouble shooting
Y
N
◆ HDMI
Y
N
9/15
Check video output
Follow procedure HDMI video 
trouble shooting
Y
N
2010. 2 . 22
ⓒ LG Electronics. Inc.2009
< SIF waveform – sample >
- Defend on the input signal.
Making 
전자 - 6-2
Revision 
PDP TV
Input
Block
Analog TV Audio Problem
Check video output
Follow procedure All source audio 
trouble shooting 
Y
Follow procedure analog TV 
video trouble shooting
N
Replace BCM IC (IC100)
Check #2 on TU601 for 5V
Check IC504 output Voltage
N
Y
Check SIF signal C602
Replace TU601
N
Y
Check SIF signal (C301)
Check SIF line
N
Y
Y
10/15
2010. 2 . 22
ⓒ LG Electronics. Inc.2009
Check Connector and cables
JK1000 (Component)
JK1001 (SCART)
JK702 (RGB)
JK900 (Side AV)
Replace connector or 
cable if found damaged
Check signal
JK1000 (Component) : R1005, R1006
JK1001 (SCART) : R1024, R1025
JK702 (RGB) : R931, R933
JK900 (Side AV) : R1039, R1040
Replace the Resistor
Check IC100 signal
JK1000 (Component) : R209, R210
JK1001 (SCART) : R212, R213
JK702 (RGB) : R216, R217
JK900 (Side AV) : R214, R215
Replace the Resistor
Follow procedure 
All source audio trouble shooting
Making 
전자 - 6-2
Revision 
PDP TV
Input
Block
Component / AV/RGB Audio Problem
Y
Y
Y
N
N
N
11/15
2010. 2 . 22
ⓒ LG Electronics. Inc.2009
< SPDIF waveform – sample >
- Defend on the input signal.
Making 
전자 - 6-2
Revision 
PDP TV
Input
Block
Optical Audio Problem
N
Check  Signal (JK1000  #3)
Check SPDIF signal (R1051)
Replace BCM(IC100)
Check 5V #2 on JK1003
Y
12/15
N
Check Q501 Output (L516)
Y
2010. 2 . 22
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