LC-13B4E (serv.man2) - Sharp TV Service Manual (repair manual). Page 24

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24
8
7
10
9
6
5
4
3
2
1
A
B 
C
D
E
F
G
H
LC-13B4E
LC-15B4E
BLOCK DIAGRAM
TUNER
SIF1
ANA_IN1+
MSP
(AV1)
AUDIO IN
TV_V
AUDIO OUT
VIDEO OUT
TV/AV
AMP
SDA/RXD
 
SCL/TXD
S
SY
(AV2) INPUT
+3.3V
+5V
+1.8V
+3.3V
ANTENNA
AI_L/R
SC2_IN_L/R
DACM_L/R
SC3901
SCART
VIDEO IN
SC_R/G/B
I
2
C/UART
SC5001
IC806
IC808
V1.SY
SELECTOR
SC_L/RO
IC1902
I
2
C
I
2
C
AUDIO AMP
SC1_IN_L/R
IC1901
SC1_OUT_L/R
DACA_L/R
A
REG IC1607
REG IC1605
+
3.3V
REG IC703
+8V
+9V
L
S
I
2
C
 
VP
E
2
PROM
IC2010
MICON
IC2001
CVBS/SY_IN
SYNC SEP
IC802
CSYNC
I
2
C
UART
VPC
IC801
SC_IN
R/G/B_IN
V2VO
CHROMA
SELECTOR
IC803
SC
AMP
IC808
V1_V
J5003
J5001
VIDEO
(AV2) INPUT
AUDIO
(AV2) INPUT
V1.L/R
REG
 
IC2003
INVVCC
Q3703 
PWM IC3701
SIGVCC
DC/DC
CONVERTER
T3701
PAVCC
J3701
DC12V
INPUT
REG IC2004
REG IC707
REG IC705
+5V
+3.4V
+34V
Q3708
IC3702
+3.3V
Q3707
Q3709
REG IC706
Q3705
+23V
+17V
VOLTAGE
CONVERTER
IC702
–11V
+32V
B12V1A
REG IC1602
REG IC704
REG IC805

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