LG MP-42PZ12, Service Manual

Page: 7 / 20

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BLOCK DIAGRAM
1. VSC Board
P101 V/R/L P102 DVD
DS102
DS101
IC203
VPC3230
Decoder
80Pin
IC203
VPC3230
Decoder
80Pin
3
Y,
Cb
,Cr
CVBS
C236
C209 C210 C211
(A
)
1
IC204
SDA9410
Deinterlace
D/A
100Pin IC204
SDA9410
Deinterlace
&
D/A
100Pin
8
LU0-7
C646 C650
C645 C651
8
CHR0-7
IC303
CXA2101AQ
Video&
80Pin
IC303
CXA2101AQ
Video &
Chroma
80Pin
STB-R/G/B/HS/VS( : C323~319
A
)
5
PC-R/G/B/HS/VS ( : C317~319
A
)
5
DTV-Y/
Pb
/Pr ( : C382~384
R220
A
)
3
IC304
THS8083
100Pin IC304
THS8083
100Pin
3
CXA-R (
A
)
IC401
MX88L284
3X2M
Scan converter
208Pin
IC401
MX88L284
3X2M
Scan converter
208Pin
Vout
(
R/G/B)(
D
)
(D
)
3
X8
IC 501
74F 54
1
IC 502
74F 541
IC 503
74F 541
IC 504
74F 541
8
DO R0- 7
8
DO G0- 7
8
DO B0 -7
P V S /P HS _O UT
2
P A R0- 7
8
P A G0- 7
8
P A B0 -7
8
P D 501
(4 1P in)
D-sub
25
D-sub
15
IC604
LA7222M
(Audio S/W)
(A
)
P601 L/R
STB/PC AV/DVD/DTV
IC602
CXA2022S
(Tone Control)
IC602
CXA2022S
(Tone Control)
IC603
TDA2616
Audio Amp.
(12Wx2)
IC603
LA4282 Pin7
Pin11
C619 C610
Audio Amp.
(12Wx2)
Lout Rout
P007A (Spk
. Jack)
IC001
M37270
EEPROM
Micro-Co
IC001
M37270
EEPROM
Micro-Com
I
2
C Bus
TV-Y/U/ V/
HVs
(A
)
4
57
26
35
37
39
27
56
Hs:R208 Vs
Hs Vs H:R212 V:R213
H:R301 V:R302 Y:C305
G
B
R G B
H:R319 V:R318
R:C362 G:C366 B:C370(
Bottom
)
H:R345 V:R344
IC405
PLL-H:R355
6
THS-CLP
H V
203
100
204
BA407
Vs
Hs
H
V
13
15
BA408
IC407
OSD IC
OSD-R/G/B/YS
Bottom
Bottom