DOWNLOAD LG 50PG60D-GE (CHASSIS:PE81A) Service Manual ↓ Size: 8.9 MB | Pages: 29 in PDF or view online for FREE

Model
50PG60D-GE (CHASSIS:PE81A)
Pages
29
Size
8.9 MB
Type
PDF
Document
Service Manual
Brand
Device
TV / Plasma
File
50pg60d-ge-chassis-pe81a.pdf
Date
PREV: LG 50PG35TR-TA (CHASSIS:PP83A) Service Manual

LG 50PG60D-GE (CHASSIS:PE81A) Service Manual ▷ View online

- 21 -
6. In case of no sound
(1) Symptom
1) LED is Green.
2) Screen display but sound is not output.
(2) Check following
All input(mode) is no
sound?
Only HDMI is No
Sound?
Yes
No
Download
the EDID data
Check the signal after
CAX2069 refer to circuit diagram
Yes
Only specific input
(except HDMI,DTV,RF)
is no sound?
Check the signal before
CAX2069 refer to circuit diagram
No
No
YES
Only RF is no sound?
Check
the Tuner IN/OUT
Yes
No
YES
Only AV/component/PC
input is no sound?
Is the output of
CXA2069 normal?
Yes
No
IC1300 operates
normal?
Replace the IC1300
(MSP4450)
No
IC1301 operates
normal?
Replace the IC1301
(NTP-3000A)
No
YES
Replace the VSC B/D
YES
No
Replace the CXA2069
Is the speaker On it
menu?
Set on speaker in menu.
No
Is the speaker Cable
normal?
Check the Speaker
Cable.
No
Yes
- 22 -
BLOCK DIAGRAM
HD
MI4
LV
DS26P
RGB
PC
A
UDIO
STi7101
MPEGDecoder
1.2V
2.5V
3.3V
5V
8V
FLI8548H-LF
(COR
TEZPlus)
DigitalVideo
Processor
1.8V
2.5V
3.3V
HDMI2
HDMI
S/W
(3:1)
3
.3
V
Po
w
e
r
5V
12V
19V
R
L
CXA2069Q
A
UDIO/VIDEO
SW
9V
MSP4450K
Sound
Processor
9V
5V
NTP3000A
A
udioIC
18V
V
L
R
Y/C
Component
1
Y
Pb
Pr
L
R
RF
IN
1.8V
3.3V
5V
D/A
Synthesis
Tuner
TDFV
-G135D
S/PDIF
RGB
,24bit(SD
,HD)
CVBS
,DTVL/R
OUT
TMDS
CEC(1/2)
COMP
Y/Pb/Pr
PCR/G/B/HV_SYNC
SC
AR
TR
/G/B
/FB
I2S
SID
EA
/V
SIF
/AM
_A
UD
IO
COMP&PCR/LIN
AV
R/L
OU
T
TV
R/L
OU
T
TVR/L
OUT
TU_MAIN
V,Y/C
L/R
MA
IN_V
/Y/C
OU
T
L V
DS
Sound
Signal
Video
Signal
Sound
&Video
Signal
RX/TD
Signal
Etc.
Signal
Hsync
,Vsync
,DE
HDMI1
1
.8
V
HDMI
RX
(2:1)
CEC
RGB,24bit
TMDS3,
CEC
TMDS
I2S_HDMI
Hsync
, Vsync
,DE
74LCX157
3.3V
I2S_DTV
I2S
SP
DIF
_O
UT
3
.3
V
1
.8
V
CEC
TMDS
CLK_DTV
CLK_HDMI
HDMI3
Component
2
Y
Pb
Pr
L
R
MEMO
- 23 -
- 24 -
EXPLODED VIEW
280
290
230
520
400
590
910
307
120
306
560
570
571
561
302
303
305
300
304
200
240
901
900
250
209
208
201
204
207
A2
205
206
580
202
203
301
401
A21
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