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LC-20S1E
BLOCK DIAGRAM
ANTENNA
H
SC3902
SCART
(AV1)
AUDIO IN
AUDIO OUT
G
VIDEO OUT
SDA/RXD
SCL/TXD
SC_R/G/B
F
J5000
S
(AV2)INPUT
VIDEO
J5001
(AV2)INPUT
E
AUDIO
(AV2)INPUT
DC12V
J3300
D
INPUT
C
VCC
B
A
KEY
1
2
TUNER
2
I C
SC_L/RO
TV_V
TV/AV
SELECTOR
SY
IC802
2
I C/UART
SY
SELECTOR
SC
V1_V
V1.L/R
REG IC2003
VCC
REF IC706
DC/DC
CONVERTER
SIGVCC
T3701
PWM IC3701
INV+B
Q3703
3
4
5
SIF1
ANA_IN1+
AI_L/R
SC2_IN_L/R
SC1_OUT_L/R
AUDIO AMP
IC1901
SC1_IN_L/R
CVBS/SY_IN
AMP
IC803(1/2)
AMP
CHROMA
IC803(1/2)
IC805
REG IC2004
+5V
+3.4V
+3.4V
Q3709
REG IC708
REG IC806
REG IC707
B12V1A
REG IC702
6
7
24
DACM_L/R
MSP
IC1900
DACA_L/R
R/G/B_IN
VPC
IC801
SC_IN
2
E PROM
IC2009
VOUT
SYNC SEP
IC804
CSYNC
2
I C
UART
+3.3V
Q3707
Q3705
IC3702
Q3708
+32V
CONVERTER
–11V
+9V
+8V
+5V
+1.8V
+3.3V
+3.3V
REG IC701
REG IC709
8
9
2
I C
AU
SC2_OUT_L/R
2
I C
VP
MICON
IC2001
L_
+23V
+17V
VOLTAGE
IC705
REG IC704
10
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