DOWNLOAD LG 50PX950-UA / 50PX950-UF (CHASSIS:PU02B) Service Manual ↓ Size: 5.31 MB | Pages: 74 in PDF or view online for FREE

Model
50PX950-UA 50PX950-UF (CHASSIS:PU02B)
Pages
74
Size
5.31 MB
Type
PDF
Document
Service Manual
Brand
Device
TV / Plasma
File
50px950-ua-50px950-uf-chassis-pu02b.pdf
Date
PREV: LG 50PX950-SA (CHASSIS:PB01B) Service Manual

LG 50PX950-UA / 50PX950-UF (CHASSIS:PU02B) Service Manual ▷ View online

Great Company  Great People
AV Video Trouble Shooting
Check input signal format
Is it supported?
Check signal
R105(Rear AV),  R106 (Side AV)
Replace Resistor
Y
N
Check AV port of JK100 (Rear)
Check JK101 (Side)
Replace or reseat connector
Y
N
Y
Replace BCM3549XS(IC501)
Check AV Cable / S-Video Cable for damage or 
open conductors
Y
※ Measured signals depend on the input signal.
Great Company  Great People
HDMI Video Trouble Shooting
CVBS waveform
IF waveform
TAS5709
(Digital AMP)
Reset
I2S
BCM3549XS
MCLK
HDMI CEC
IR
CVBS
Buffer
SIF
Buffer
RS-232C
I2C
CVBS(ATV)
NTSC/ATSC
TUNER
X-tal
(54MHz)
NAND Flash
(2GB)
DDR2 (512MB)
TDVJ-H001F
KIA7427AF
KIA7427AF
24C16
24C16
Local
Local
KEY
KEY
MAIN IF
DP/DM
DP/DM
NEC
NEC
Micom
Micom
COMP1
COMP2
Y/Cb/Cr
Y/Cb/Cr
R/G/B 
RGB-PC
Rear AV
CVBS
Side AV
CVBS
AV1,2 L/R
COMP 1,2 L/R
L/R
L/R
RGB-PC 
Audio In
Rear HDMI 1/2/3
Side HDMI 1
SIF
Audio
Front 
End
Video 
Front 
End
TMDS/DDC
HDMI 
RX
HD/SD
Video
Encoder
Audio
DSP
SPDIF Out
UART
RX/TX
UART
UART
USB 2.0
RMII
RMII
24C01
DDC
SIF
TDA19997
TDA19997
HDMI SW
LAN
LAN
Digital out
Full HD(1080P)
IR Emitter
3D_
S
YNC
Great Company  Great People
HDMI Video Trouble Shooting
Check input signal format
Is it supported?
Y
Check JK200~JK203 for proper 
connection or damage
Replace connector
Y
N
Y
Check HDMI Cable for damage or open 
conductors
Check EDID
SVC REMOTCONTROL
Check HDMI SW(IC200)
Power(L200/1) & I2C Signal(R270/1)
EDID D/L
Y
N
Replace IC200
Y
N
Replace BCM3549XS(IC501)
Great Company  Great People
All Source Audio Trouble Shooting
CVBS waveform
IF waveform
TAS5709
(Digital AMP)
Reset
I2S
BCM3549XS
MCLK
HDMI CEC
IR
CVBS
Buffer
SIF
Buffer
RS-232C
I2C
CVBS(ATV)
NTSC/ATSC
TUNER
X-tal
(54MHz)
NAND Flash
(2GB)
DDR2 (512MB)
TDVJ-H001F
KIA7427AF
KIA7427AF
24C16
24C16
Local
Local
KEY
KEY
MAIN IF
DP/DM
DP/DM
NEC
NEC
Micom
Micom
COMP1
COMP2
Y/Cb/Cr
Y/Cb/Cr
R/G/B 
RGB-PC
Rear AV
CVBS
Side AV
CVBS
AV1,2 L/R
COMP 1,2 L/R
L/R
L/R
RGB-PC 
Audio In
Rear HDMI 1/2/3
Side HDMI 1
SIF
Audio
Front 
End
Video 
Front 
End
TMDS/DDC
HDMI 
RX
HD/SD
Video
Encoder
Audio
DSP
SPDIF Out
UART
RX/TX
UART
UART
USB 2.0
RMII
RMII
24C01
DDC
SIF
TDA19997
TDA19997
HDMI SW
LAN
LAN
Digital out
Full HD(1080P)
IR Emitter
3D_
S
YNC
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