Sharp AR-M208, Service Manual, Page: 145 / 180

AR-235/275 CIRCUIT DIAGRAM - 5
C414 0.1u C433 0.1u
BR181
10kX4
1 8
2 7
3 6
4 5
BR180
10kX4
1 8
2 7
3 6
4 5
BR190
10kX4
1 8
2 7
3 6
4 5
BR189
10kX4
1 8
2 7
3 6
4 5
R309 3.3kF
R321
10k
C318 0.1u
R31
1
NC
BR179
10X4
1
8
2
7
3
6
4
5
BR187 10X4
1
8
2
7
3
6
4
5
IC214A
LM358
3 2
1
8 4
+ -
R304
1MF
C320 22000p
R303
7.5kF
R302
2.7kF
R307
1kF
R306
10kF
R322 300
R323
100
R319
10kF
R320
1.2kF
C337 22000p
C319 22000p
R305
1k
IC214B
LM358
5 6
7
8
4
+ -
IC213A NJM2903
3 2
1
8 4
+ -
IC213B NJM2903
5 6
7
8
4
+ -
R308 1kJ
C321 0.1u
R310
1.8kF
IC212A
LM358
3 2
1
8
4
+ -
IC212B LM358
5 6
7
8 4
+ -
C317
0.1u
R301
NC
C316
0.1u
R317 300
R318 100
R299 4.7kJ R300 4.7kJ
BR178 10X4
1
8
2
7
3
6
4
5
BR188 10X4
1
8
2
7
3
6
4
5
IC221
74LCX244
1A1
2
1A2
4
1A3
6
1A4
8
2A1
11
2A2
13
2A3
15
2A4
17
1G
1
2G
19
1Y1
18
1Y2
16
1Y3
14
1Y4
12
2Y1
9
2Y2
7
2Y3
5
2Y4
3
IC224
74LCX244
1A1
2
1A2
4
1A3
6
1A4
8
2A1
11
2A2
13
2A3
15
2A4
17
1G
1
2G
19
1Y1
18
1Y2
16
1Y3
14
1Y4
12
2Y1
9
2Y2
7
2Y3
5
2Y4
3
D206 DA204K
K A
D205 DA204K
K A
D204 DA204K
K A
D209 DA204K
K A
D208 DA204K
K A
D105 MA700
R316
10kJ
R
T101
103A
T-2
1 2
t
GDA
T
A
1
1
GDA
T
A
9
GDA
T
A
1
GDA
T
A
5
GDA
T
A12
GDA
T
A
0
GDA
T
A
14
GDA
T
A
2
GDA
T
A13
GDA
T
A
4
GDA
T
A
7
GDA
T
A
3
GDA
T
A
8
GDA
T
A
6
GDA
T
A15
GDA
T
A10
BDOUT1
1
BDOUT1
BDOUT12
BDOUT2
BDOUT13
BDOUT3
BDOUT14
BDOUT4 BDOUT5
BDOUT15
BDOUT0 BDOUT6 BDOUT7
BDOUT8 BDOUT9 BDOUT10
12V
3.3V
3.3V
12V
3.3V
3.3V
3.3V
3.3V
3.3V 3.3V
3.3V 3.3V
12V
12V
5V
12V
3.3V
3.3V
5V
GDA
T
A
[15..0]
T
ONER
T
ONER#
R
THIN
HTEMP
RT
H
/THOPEN
BDIN0 BDIN1 BDIN2 BDIN3 BDIN4 BDIN5 BDIN6 BDIN7 BDIN8 BDIN9 BDIN10 BDIN1
1
BDIN12 BDIN13 BDIN14 BDIN15
/F
AXCS0
BDOUT[15..0]
TCDA#
ER
TH
TCDA
(1-4D)
(1-4D)
(1-1B)
(1-4D)
(1-4D)
(1-4D)
(2-1A) (2-1A) (2-1A) (2-1A) (2-1A) (2-1A)
(2-1A) (2-1A) (2-1A) (2-1A)
(2-1A) (2-1A) (2-1A) (2-1A) (2-1A) (2-1A)
(2-1C,3-1B)
(12-3D)
(12-4E)
(10-2A)
(9-1C)
A A
B B
C C
D D
E E
4
4
3
3
2
2
1
1
DRIVER
SECTION
2
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