Read Sharp AR-250 (serv.man3) Service Manual online
R130
0J
R132
294F
C111
223Z
IC9
TD62503F
I1
1
I2
2
I3
3
I4
4
I5
5
I6
6
I7
7
COM
8
O1
16
O2
15
O3
14
O4
13
O5
12
O6
11
O7
10
NC
9
C10
104Z**
C117
223Z
C120
223Z
C11
104Z**
R101
0J
C133
102K
R129
5.6KJ
5.6KJ
R128
5.6KJ
5.6KJ
C15
104Z
C135
223Z
C136
223Z
C137
223Z
R113
0J
R112
0J
R114
0J
R115
0J
R116
0J
R117
0J
R131
0J
L101
BLM21B601SPT
R137
10KJ
R133
5.6KJ
5.6KJ
C145
223Z
C130
223Z
C128
223Z
C127
223Z
C159
223Z
IC106A
74AC08
1
2
3
C139
223Z
Q101
DTA114YKA
DTA114YKA
3
1
2
R127
1.2KJ
Q102
DTC114YKA
DTC114YKA
3
1
2
IC11A
74ACT32
1
2
3
C116
104Z
IC11C
74ACT32
9
10
8
R121
1KJ**
IC101B
74AS74
D
12
Q
9
CLK
11
Q
8
PR
10
CL
13
IC4B
74VHCT08
4
5
6
IC4C
74VHCT08
9
10
8
IC4A
74VHCT08
1
2
3
C107
223Z
C115
223Z
C119
104Z
IC5
74AS157
1A
2
1Y
4
1B
3
2A
5
2Y
7
2B
6
3A
11
3Y
9
3B
10
4A
14
4Y
12
4B
13
A/B
1
G
15
IC15
LSU G/A 2
LSU G/A 2
VDD
1
D0
2
D1
3
D2
4
VDD
5
GND
6
D3
7
D4
8
D5
9
GND
10
AMC
11
D6
12
D7
13
VDD
14
GND
15
A0
16
SMC
17
A1
18
OUT4
19
A2
20
A3
21
A4
22
GMD0
23
GMD1
24
VDD
25
GND
26
GMD2
27
GMD3
28
GMD4
29
VDD
30
GND
31
GMD5
32
GMD6
33
GMD7
34
GND
35
BUNRI
36
RD
37
WR
38
VDD
39
GND
40
CS
41
RESET
42
FCLK5
43
GND
44
TEST
45
DENB
46
CLK
O
47
OUT5
48
OUT6
49
GND
50
VDD
51
CLK C
52
HSYNC
53
READY
54
VDD
55
GND
56
CALO
57
LCFWE
58
LDBS ON
59
GND
60
AREA FAX
61
LDO0
62
LDO1
63
VDD
64
GND
65
LDO2
66
LDO3
67
LDO4
68
GND
69
OUT7
70
LDO5
71
FM11
72
LDO6
73
LDO7
74
VDD
75
GND
76
LPW1
77
LPW2
78
LPW3
79
VDD
80
GND
81
LPW4
82
OUT0
83
OUT1
84
GND
85
FM21
86
ST
AR
T
T
87
ENABLE
88
VDD
89
GND
90
ADJUST
91
LDCLK
92
CALIN
93
HSYNC_K
94
SCK
95
CLKTRG
96
\BD
97
OUT2
98
OUT3
99
GND
100
C108
223Z
IC102B
74AS04
3
4
IC102C
74AS04
5
6
IC7
DS90C401
VCC
1
DO1-
2
DO1+
3
DI1
4
GND
5
DO2-
6
DO2+
7
DI2
8
IC106B
74AC08
4
5
6
C134
223Z
C12
22/6.3
+
C7
22/6.3
+
X2
SG-8002JC 39.167MHz
OE
1
GND
2
OUT
3
VDD
4
IC10
AD9561
D0(LSB)
26
D1
27
D2
28
D3
1
D4
2
D5
3
D6
4
D7(MSB)
5
CLOCK
6
CAL START
17
SEM/DEM
25
LEM/TEM
24
RSET
14
/PWR REDUCE
12
VDD
7
VDD
9
VDD
16
VDD
19
VDD
23
GND
8
GND
10
GND
13
GND
15
GND
20
GND
22
OUT
21
CAL OUT
11
RETRACE
18
R120
10KJ
10KJ
R355
0J
IC102D
74AS04
9
8
R354
0J
C138
223Z
IC8
M66235FP
CLK IN
1
TEST1
2
TEST2
3
TEST3
15
TR
13
GND
5
GND
14
CNTCK
9
CKO
11
PULSE
4
/CKO/2
6
CKO/2
7
/CKO
10
VCC
12
GND
8
VCC
16
C252
2200pF
VIDEO
VIDEO\
VIDEO\
LDON\
START
B1
B2
B2
LD7
LD6
LD6
LD5
LD4
LD3
LD2
LD3
LD2
LD1
LD0
LD0
READY\
B3
B4
B4
LD0
LD1
LD2
LD3
LD4
LD5
LD6
LD7
LD1
LD2
LD3
LD4
LD5
LD6
LD7
LDCLK
LDCLK
CALIN
CALIN
CALO
GMD0
GMD1
GMD1
GMD2
GMD3
GMD4
GMD3
GMD4
GMD7
CLK_C
A2
A3
A4
A5
A5
CAD0
CAD1
CAD2
CAD1
CAD2
CAD3
CAD4
CAD5
CAD4
CAD5
CAD7
CAD6
SYNC\
A6
GMD5
GMD6
GMD6
LSU_S/H
+5V1
+5V1
+3.3V
+5V1
+5V1
+5V1
+5V1
+5V1
+3.3V
+5V1
+5V1
+5V1
+5V1
HSYNC\
RD0\
WR0\
CS_LSUGA\
RES_IMG\
IMG_32MHz
LD_START
CAD [0:31]
A [2:23]
POF\
SYNC_LOW
LD_START2
CN1-13
VDOUT
CN1-14
CN1-15
CN1-15
CN1-20
CN1-16
CN1-9
CN1-10
CN1-11
CN1-12
CN1-10
CN1-11
CN1-12
CN1-19
SYNC\
LDV
IMG_32MHz
FWP\
HSYNC_K\
GMD [0:7]
AREA BI\
LFWE\
PRT_VCLK
CLK_TRG
RES_IMG2\
IMG_CLK_SEL
CN1-5
CLK_TRG
CLK_TRG
START
B4\
B3\
B2\
B1\
B3\
B2\
B1\
START
B1\
B2\
B3\
B4\
B2\
B3\
B4\
READY
READY
LDON
PAPER
PAPER
LDON
IC15*4
4-7B
1-1D,2-6D,4-7C
1-1D,2-1D,4-7C,14-4C
4-2A
1-3C,1-5C,2-7C,4-3A
1-3C,1-5C,2-7C,4-3A
2-7C
4-6D
2-2D,2-7C,6-3B
2-2B,3-3C
IC106,IC11,IC4,IC101,IC5
47K
10K
10K
47K
3-6B
4-3C
8-6C,9-3A,11-7D,12-1C,12-6C
2-2A,2-6A,3-8B,4-7B,6-2D,6-3A,7-8C
8-4C
Uninstalled
2-7A
Uninstalled
3-3D
4-6D
1-1A
Uninstalled
6-3B
4-3A
8-6C
4-7B
4-7D
Uninstalled
ICU PWB (LSU_G/A) (AR-250)
5/15
8
7
6
5
4
3
2
1
8
7
6
5
4
3
2
1
D
C
B
A
D
C
B
A
– 15 –
– 16 –
AR-336
4/2/1999
Click on the first or last page to see other AR-250 (serv.man3) service manuals if exist.