LG PT-43, Service Manual

Page: 25 / 69

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TUNER
(PIP)
TUNER
(MAIN)
SCAR
T
JACK
L R
CR
T
G
CR
T
R
CR
T
B
T
O DEF BOARD
IC200 VIDEO
S/W
(CXA2040)
IC701
SOUND PROCESSOR
(MSP341
1G)
LA7222
S/W
A
V3
(SIDE)
A
V2
(BACK)
A
V1
(BACK)
S-JACK(SA
V2)
(SIDE)
S-JACK(SA
V1)
(BACK) DVD IN (BACK)
MNT
OUT
IC1201
PIP
SDA9489
IC501
VCD
(VDP3130Y)
IC001
MICOM
(SDA555)
IC750
BAND EQUAL.
(MSGEQ7)
IC601
TDA7265
IC602
TDA7265
C
VFD DRIVER
(UPD1631
1)
VFD
TDA61
1
1
TDA61
1
1
TDA61
1
1
LA7222
S/W
R,L
IN
R,L
OUT
(A
V4) V
in
R,G,B,FB
V
out
SIF R,L R,L R,L
R,L
CVBS(M) CVBS(P)
V3 V2 V1
Y2,C2 Y1,C1
R,L R,L
SC1_
V
o
_SW
V
out1
V
o
-SC1
Y
,C
V
in(MAIN)
Y
,Cin
R,G,B,FB(PIP)
R,G,B,FB(OSD,TXT)
R,G,B,FB (SCAR
T)
V
o
Rout Gout Bout
IK
R,Lout
Cout
MNT
R,Lout
SC1 R,Lout
V
out
EEPROM
(24C16)
S_A/D,STRB,RST
DA
T
A
CLK STRB
G1~9 P1~16
SCL1,SDA1
Rout
Lout Cout
EW
,VD+,VD-
HD,SVM
Y
,Cb
,Cr
SC1_
V
o
PIP_
V
o
ELAN 2210
BLOCK DIAGRAM(SIGNAL)