DOWNLOAD LG 50PM4700-TA (CHASSIS:PA22A) Service Manual ↓ Size: 18.49 MB | Pages: 73 in PDF or view online for FREE

Model
50PM4700-TA (CHASSIS:PA22A)
Pages
73
Size
18.49 MB
Type
PDF
Document
Service Manual
Brand
Device
TV / Plasma
File
50pm4700-ta-chassis-pa22a.pdf
Date
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LG 50PM4700-TA (CHASSIS:PA22A) Service Manual ▷ View online

Y
Check Jack JK501/JK503
N
Y
Check CVBS Signal
R507/R550
N
Y
Check CVBS Signal
C514
N
Replace one of 
C514
& Recheck
Y
Y
Replace Jack
Maybe MTK5369 (IC100)
has problems
Check Signal Format
Is it supported signal?
Check AV Cable
Replace one of
R507/R550 
& Recheck
7. AV Video Trouble Shooting
AV1_CVBS
AV2_CVBS
720 X 480 (i)     
Dot Freq  : 13.5 MHz
H - Freq : 15.734 kHz 
V – Freq  : 59.939 Hz
SPDIF OUT
CVBS
USB0 
Audio
AMP
I2S Out
MTK5369
USB2
USB1
CVBS/COMP
RS-232C
PC-RGB
OPTIC
LAN
SYSTEM
DDR3x16_2Gb X 4
(8Gb)
LVDS
HDMI1
HDMI2
HDMI3
HDMI4
COMP
RGB,H/V
With EEPROM
Ethernet
UART
HDMI
With
EEPROM
RF Emitter
Module(Bluetooth)
I2C
Sub Micom
(Renesas)
HD : 51P
FHD : 80P
USB2
USB1 
NVRAM
(1Mb)
X-TAL
(27MHz)
HDCP2.0
Wi-Fi
X-TAL
(32.768kHz)
eMMC
(2GB)
CVBS/COMP LR
RGB_LR
CVBS/COMP LR
PC-AUDIO
8. HDMI Video Trouble Shooting
COMP
COMP
COMP LR
COMP LR
DIF
CVBS
CVBS
DVB T F/NIM
Silicon Tuner
DVB T F/NIM
Silicon Tuner
DIF
※In case of HDMI4,
Except for PM470*
Check Signal Format
Is it supported signal?
Y
Check HDMI Jack
JK600, JK601, JK602, JK603
N
Y
Y
Check HDMI Cable
Replace Jack
Maybe MTK5369 (IC100)
has problems
Y
N
Check EDID D/L
Re-Download EDID
8. HDMI Video Trouble Shooting
SPDIF OUT
CVBS
USB0 
Audio
AMP
I2S Out
MTK5369
USB2
USB1
CVBS/COMP
RS-232C
PC-RGB
OPTIC
LAN
SYSTEM
DDR3x16_2Gb X 4
(8Gb)
LVDS
HDMI1
HDMI2
HDMI3
HDMI4
COMP
RGB,H/V
With EEPROM
Ethernet
UART
HDMI
With
EEPROM
RF Emitter
Module(Bluetooth)
I2C
Sub Micom
(Renesas)
HD : 51P
FHD : 80P
USB2
USB1 
NVRAM
(1Mb)
X-TAL
(27MHz)
HDCP2.0
Wi-Fi
X-TAL
(32.768kHz)
eMMC
(2GB)
RGB_LR
PC-AUDIO
9. All Source Audio Trouble Shooting
CVBS/COMP LR
CVBS/COMP LR
COMP
COMP
COMP LR
COMP LR
DIF
CVBS
CVBS
DVB T F/NIM
Silicon Tuner
DVB T F/NIM
Silicon Tuner
DIF
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