DOWNLOAD LG 50PM6700-TK (CHASSIS:PA22A) Service Manual ↓ Size: 18.73 MB | Pages: 74 in PDF or view online for FREE

Model
50PM6700-TK (CHASSIS:PA22A)
Pages
74
Size
18.73 MB
Type
PDF
Document
Service Manual
Brand
Device
TV / Plasma
File
50pm6700-tk-chassis-pa22a.pdf
Date

LG 50PM6700-TK (CHASSIS:PA22A) Service Manual ▷ View online

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
CVBS/COMP LR
CVBS/COMP LR
13. HDMI Audio 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 video output
Y
Follow procedure All source 
audio trouble shooting
N
Y
Check EDID Pull-Up Voltage 
Maybe MTK5369(IC100) audio 
block has problems. Replace it
N
Follow procedure HDMI video 
trouble shooting
N
Replace one 
R604/R606/R618/R620/R619/R621
/R605/R607
& Recheck
N
Check DDC Line 
Replace one 
R614/R615/R616/R617/R627/R62
9
R632/R633/R634/R635
& Recheck
Y
13. HDMI Audio 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
CVBS/COMP LR
CVBS/COMP LR
14. USB Trouble Shooting
COMP
COMP
COMP LR
COMP LR
DIF
CVBS
CVBS
DVB T F/NIM
Silicon Tuner
DVB T F/NIM
Silicon Tuner
DIF
• Exception  
- USB power could be disabled by inrushing current
- In this case, remove the device and try to reboot the TV (AC power off/on)
Check USB 2.0 Cable
Y
Y
Check USB device
If device is 2.5 inch HDD,
Check power adaptor
Check 5V voltage level at
analog switch(IC600, 
IC601,IC603)
N
Replace one of
IC600, IC601,IC603 & Recheck
Y
Maybe MTK5369 (IC100)
has problems. Replace It.
14. USB Trouble Shooting
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