DOWNLOAD LG 50PH470U-ZD (CHASSIS:PD32C) Service Manual ↓ Size: 7.54 MB | Pages: 64 in PDF or view online for FREE

Model
50PH470U-ZD (CHASSIS:PD32C)
Pages
64
Size
7.54 MB
Type
PDF
Document
Service Manual
Brand
Device
TV / Plasma
File
50ph470u-zd-chassis-pd32c.pdf
Date
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LG 50PH470U-ZD (CHASSIS:PD32C) Service Manual ▷ View online

■
DC DC Check
■
DC-DC  Check
Measure point
Typ. 1.5V
Typ. 1.2V
Typ. 3.3V
IC1102
IC1101
IC1105
IC1101
SYSTEM
A:DDR3x16 512 X 2
Commercial only
2. No OSD Trouble Shooting
A:DDR3x16_512 X 2
B:DDR3x16_256 X1
= 1.25GB
X-TAL
(27MHz)
eMMC
(4GB)
Commercial  only
(SBTVD)
F/Nim(SBTVD)
H/Nim (DVB)
Silicon Tuner
Serial TS(SBTVD)
Demodulator
SBTVD Only
Cable
Serial TS
PH6700  only
SBTVD/DVB  only
TU Option
USB2 
MTK A2
USB1
USB2
USB3
USB1 
NVRAM
(256KB)
USB0
CVBS
SBTVD Only
CVBS
LVDS
HD : 51P
FHD : 80P
USB3
Wi-Fi
HDMI1
HDMI2
HDMI3
HDMI  RX
MHL Bridge
SIL1292
Audio
AMP
I2S Out
RGB,H/V
With EEPROM
PC-RGB
HDMI3
SIL1292
L/R In
CVBS
AV / COMP
HYBRID
PC-AUDIO
COMP
I2C
Sub Micom  
(Renesas)
X-TAL
(32.768kHz)
CVBS/COMP _LR
COMP/  LR
SPDIF OUT
RS-232C
OPTIC
Eth
t
UART
RF Emitter
Module
COMP/ _LR
LAN
Ethernet
2. No OSD Trouble Shooting
N
Y
Check 5V Voltage Level
Check P1100 5V_ON
Check GPIO Path of  Micom
N
Y
Replace Power board
Check 5V Voltage Level
at P1100
Check Power connector
Y
Check 5V Voltage Level
at L1101
N
Replace one of L1101
& Recheck
Check all multi voltage
(17v, 3.3v, 1.2v, 5V)
N
Check power up boot sequence
Y
Y
Check LVDS Cable
N
Replace Cable
Y
Check PDP Module
SYSTEM
A:DDR3x16 512 X 2
Commercial only
3. Digital TV Video Trouble Shooting(DVB) 
A:DDR3x16_512 X 2
B:DDR3x16_256 X1
= 1.25GB
X-TAL
(27MHz)
eMMC
(4GB)
Commercial  only
F/Nim
Silicon Tuner
IF
Cable
IF
PH6700  only
USB2 
MTK A2
USB1
USB2
USB3
USB1 
NVRAM
(256KB)
USB0
CVBS
CVBS
LVDS
HD : 51P
FHD : 80P
USB3
Wi-Fi
HDMI1
HDMI2
HDMI3
HDMI  RX
MHL Bridge
SIL1292
Audio
AMP
I2S Out
RGB,H/V
With EEPROM
PC-RGB
HDMI3
SIL1292
L/R In
CVBS
AV / COMP
HYBRID
PC-AUDIO
COMP
I2C
Sub Micom  
(Renesas)
X-TAL
(32.768kHz)
CVBS/COMP _LR
COMP/  LR
SPDIF OUT
RS-232C
OPTIC
Eth
t
UART
RF Emitter
Module
COMP/ _LR
LAN
Ethernet
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