DOWNLOAD LG 60PH670H-SA (CHASSIS:PB32B) Service Manual ↓ Size: 10.53 MB | Pages: 99 in PDF or view online for FREE

Model
60PH670H-SA (CHASSIS:PB32B)
Pages
99
Size
10.53 MB
Type
PDF
Document
Service Manual
Brand
Device
TV / Plasma
File
60ph670h-sa-chassis-pb32b.pdf
Date
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LG 60PH670H-SA (CHASSIS:PB32B) Service Manual ▷ View online

12. Component / RGB / AV Audio Trouble Shooting
ATSC
SYSTEM
A:DDR3x16_512 X 2
B:DDR3x16_256 X1
= 1.25GB
IF
X-TAL
ATSC
H/NIM
(W/o AD)
IF
eMMC
(4GB)
Commercial  only
PH6700  only
ATSC  only
F/Nim
Silicon Tuner
USB2 
MTK A2
USB1
USB2
IF
USB1 
NVRAM
(256KB)
(27MHz)
y
(TU option)
Silicon Tuner
Demodulator
Cable
SIF
SIF
SBTVD / DVB
(TU option)
USB3
LVDS
HDMI1
HDMI2
HDMI  RX
HD : 51P
FHD : 80P
USB3
Wi-Fi
USB0
Audio
AMP
I2S Out
HDMI3
RGB,H/V
With EEPROM
FHD : 80P
PC-RGB
MHL Bridge
SIL1292
L/R In
CVBS
AV / COMP
HYBRID
PC-AUDIO
COMP
With EEPROM
I2C
Sub Micom  
(Renesas)
X-TAL
(32.768kHz)
SPDIF OUT
RS-232C
OPTIC
UART
RF Emitter
Module
CVBS/COMP _LR
COMP/ _LR
LAN
Ethernet
12. Component / RGB / AV Audio Trouble Shooting
Y
Check Jack JK3608, JK3603
N
Check equipment / Replace Jack
Check Video Output
N
Follow procedure external input 
video trouble shooting
,
Y
Check Signal
N
q p
p
Replace one of
R3607, R3613, R3620, R3621,
R3601, R3602, R3604, R3605
g
R3620, R3621, R3604, R3605
,
,
,
C3605, C3606, C3607, C3608,
C3601, C3600, C3603, C3604
& Recheck
Y
M
b LGE2122 (MTK M i IC
Follow procedure All source audio 
trouble shooting
N
Maybe LGE2122 (MTK Main IC, 
IC105) audio block has problems. 
Replace It
13. HDMI Audio Trouble Shooting
ATSC
SYSTEM
A:DDR3x16_512 X 2
B:DDR3x16_256 X1
= 1.25GB
IF
X-TAL
ATSC
H/NIM
(W/o AD)
IF
eMMC
(4GB)
Commercial  only
PH6700  only
ATSC  only
F/Nim
Silicon Tuner
USB2 
MTK A2
USB1
USB2
IF
USB1 
NVRAM
(256KB)
(27MHz)
y
(TU option)
Silicon Tuner
Demodulator
Cable
SIF
SIF
SBTVD / DVB
(TU option)
USB3
LVDS
HDMI1
HDMI2
HDMI  RX
HD : 51P
FHD : 80P
USB3
Wi-Fi
USB0
Audio
AMP
I2S Out
HDMI3
RGB,H/V
With EEPROM
FHD : 80P
PC-RGB
MHL Bridge
SIL1292
L/R In
CVBS
AV / COMP
HYBRID
PC-AUDIO
COMP
With EEPROM
I2C
Sub Micom  
(Renesas)
X-TAL
(32.768kHz)
SPDIF OUT
RS-232C
OPTIC
UART
RF Emitter
Module
CVBS/COMP _LR
COMP/ _LR
LAN
Ethernet
13. HDMI Audio Trouble Shooting
Check video output
Y
N
Follow procedure HDMI video 
trouble shooting
N
Ch k DDC Li
Replace one R3302, R3303, R3312, 
R3313 R3320 R3321
Check EDID Pull-Up Voltage 
N
Replace one R3330, R3374, R3315, 
R3316, R3311, R3314
Check DDC Line 
R3313, R3320, R3321
& Recheck
Y
Follow procedure All source audio 
trouble shooting
N
Y
p
g
Maybe LGE2122 (MTK Main IC, 
IC105) audio block has problems. 
Replace it
,
,
& Recheck
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