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DOWNLOAD LG 60PH660V-ZA / 60PH6708-ZD / 60PH670V-ZD / 60PH672V-ZC (CHASSIS:PD32C) Service Manual ↓ Size: 12.07 MB | Pages: 100 in PDF or view online for FREE

Model
60PH660V-ZA 60PH6708-ZD 60PH670V-ZD 60PH672V-ZC (CHASSIS:PD32C)
Pages
100
Size
12.07 MB
Type
PDF
Document
Service Manual
Brand
Device
TV / Plasma
File
60ph660v-za-60ph6708-zd-60ph670v-zd-60ph672v-zc-ch.pdf
Date
PREV: LG 60PH660S-ZA / 60PH670S-ZD (CHASSIS:PD32A) Service Manual

LG 60PH660V-ZA / 60PH6708-ZD / 60PH670V-ZD / 60PH672V-ZC (CHASSIS:PD32C) Service Manual ▷ View online

8. All Source 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(ATV/DTV)
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
Parallel TS
SIF(ATV)
Parallel TS(DTV)
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
8. All Source Audio Trouble Shooting
Make sure you can’t hear 
any audio
Y
Check Speaker
N
di ?
Replace Speaker
N
Check Connector P3801
No audio?
N
Y
No audio?
Replace Connector
p
p
Replace one of Resistor / 
Capacitor & Recheck signal
Y
Check Signal at Coil
L3802, L3803, L3804, 
L3805
Is there any pulse signal?
N
Replace one of  Coil 
L3802, L3803, L3804, 
L3805
& Recheck signal Î ok?
Check IC3801 Power 
OK
(17V : C3821, 
3.3V : C3805)
Follow Power UP_Boot Fail
trouble shooting guide
N
Capacitor & Recheck signal 
Πok?
Resistor : R3810, R3811, 
R3812, R3813
Capacitor : C3810, C3811, 
C3814, C3815
C3817 ~ C3825
N
Y
N
Y
C3817   C3825
Replace It & Recheck
Y
Y
Y
Check Main IC I2C / I2S 
signal out put with user 
menu volume up/down test
N
Maybe MTK IC LGE2122 (IC105)
has problems
Replace it
Maybe  Audio Digital AMP has 
problems. (IC3801, STA380BWF)
Replace It
9. Digital TV 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
Parallel TS
Parallel TS
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
9. Digital TV Audio Trouble Shooting
Check video output
Y
Follow procedure All source audio 
t
bl
h
ti
Maybe LGE2122(MTK IC) internal 
di DSP h
bl
R
l
It
N
Follow procedure digital TV video 
trouble shooting
N
trouble shooting
audio DSP has problems. Replace It
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