Read Sharp AR-C170 (serv.man6) Service Manual online
AR-C170M PCU PWB 3 - 7
4
4
3
3
2
2
1
1
D
C
B
A
3/9
A19
A20
A20
A10
D3
A5
A1
D11
A16
D4
A4
D14
D8
D7
D1
D0
A7
A6
D15
A18
D2
D9
A15
A9
A11
D6
A2
D13
A17
A8
A3
D10
D12
A13
D5
A14
A12
Vpp
+3.3V
+3.3V
+3.3V
+5V
+5V
+5V
+3.3V
+3.3V
+3.3V
+3.3V
ROM\
RD\
D[15..0]
<2,4,7>
A[20..0]
<2,4>
HWR\
WU(CPU)\
<1,2>
KEY1IN
<4>
KEY2IN
<4>
KEY3IN
<4>
KEY4IN
<4>
KEY5IN
<4>
KEY6IN
<4>
MINIOP_EN(IO)\
<4>
MINIOP_D6
<1>
MINIOP_D4
<1>
MINIOP_D5
<1>
MINIOP_D7
<1>
MINIOP_D3
<1>
MINIOP_D2
<1>
MINIOP_D0
<1>
MINIOP_D1
<1>
MINIOP_EN
<1>
MINIOP_RS
<1>
MINIOP_RS(CPU)
<2>
LED1\
<1>
WEN_FLASH
SILK
1
Protect
2
Writable
3
<1>
LED2\
<1>
LED2(IO)
<4>
LED3(IO)
<4>
LED3\
<1>
LED1(IO)
<4>
Type 30PIN 72PIN
3.3V LOW NC(High-Z)
5.0V HIGH LOW
3.3V LOW NC(High-Z)
5.0V HIGH LOW
EXIST DIMM DETECTis
supported
supported
for
3.3V-FLASH Card
To CPU
For IC29:74VHCT14(+5V/GND2)
BYPASS Cap.
DIODE must be placed
near
the FLASH-DIMM
Write Current 40mA need
nly model )
Not Mouted ( except : Printer only model )
Not Mouted ( except : Printer only model )
Not Mouted ( except : Printer only model )
ter only model )
Mouted ( AR-C170M only )
11
10
IC38E
74VHC14(+3.3V/GND2)
IC38E
74VHC14(+3.3V/GND2)
1
8
2
7
3
6
4
5
BR18
nm_1KJX4
BR18
nm_1KJX4
5
6
IC31C
nm_74VHCT14(+5V/GND2)
IC31C
nm_74VHCT14(+5V/GND2)
K
A1
A2
Q30
2SJ243
Q30
2SJ243
1
8
2
7
3
6
4
5
BR7
100JX4
BR7
100JX4
1
8
2
7
3
6
4
5
BR25
nm_1KJX4
BR25
nm_1KJX4
3
4
IC31B
nm_74VHCT14(+5V/GND2)
IC31B
nm_74VHCT14(+5V/GND2)
5
6
IC38C
74VHC14(+3.3V/GND2)
IC38C
74VHC14(+3.3V/GND2)
R120
nm_1KJ
R120
nm_1KJ
18
16
14
12
9
7
5
3
16
14
12
9
7
5
3
R115
nm_1KJ
R115
nm_1KJ
C
E
B
10K
47K
10K
47K
C103
nm_0.1uF
C103
nm_0.1uF
1
2
3
JP1
nm_T3B-SQ
JP1
nm_T3B-SQ
C
E
B
10K
47K
10K
47K
R210
1KJ
R210
1KJ
R105
nm_1KJ
R105
nm_1KJ
C145
0.1uF
C145
0.1uF
C16
0.1uF
0.1uF
C16
0.1uF
0.1uF
C101
nm_0.1uF
C101
nm_0.1uF
11
10
IC31E
nm_74VHCT14(+5V/GND2)
IC31E
nm_74VHCT14(+5V/GND2)
R100
nm_1KJ
R100
nm_1KJ
C
E
B
10K
47K
10K
47K
9
8
IC31D
nm_74VHCT14(+5V/GND2)
IC31D
nm_74VHCT14(+5V/GND2)
R148
4.7KJ
R148
4.7KJ
R164
nm_100J
R164
nm_100J
R224
47KJ
R224
47KJ
R45
4.7KJ
R45
4.7KJ
13
12
IC31F
nm_74VHCT14(+5V/GND2)
IC31F
nm_74VHCT14(+5V/GND2)
1
8
2
7
3
6
4
5
BR22
nm_1KJX4
BR22
nm_1KJX4
C39
0.1uF
C39
0.1uF
13
12
IC38F
74VHC14(+3.3V/GND2)
IC38F
74VHC14(+3.3V/GND2)
1
2
IC31A
nm_74VHCT14(+5V/GND2)
IC31A
nm_74VHCT14(+5V/GND2)
1
2
D6
LT1F67AF
D6
LT1F67AF
C
E
B
10K
47K
10K
47K
R209
1KJ
R209
1KJ
R49
4.7KJ
4.7KJ
R49
4.7KJ
4.7KJ
9
8
IC38D
74VHC14(+3.3V/GND2)
IC38D
74VHC14(+3.3V/GND2)
VSS1
1
D0
2
D1
3
D2
4
D3
5
D4
6
D5
7
D6
8
D7
9
VCC
10
NC
11
A0
13
A1
14
A2
15
A3
16
A4
17
A5
18
A6
28
RP
19
VSS1
20
D8
21
D9
22
D10
23
D11
24
D12
25
D13
26
D14
27
A7
31
A10
33
NC
30
A8
32
A9
29
A11
34
A12
36
D15
35
A13
65
D16
37
D17
38
VSS1
39
1CE1L
40
A20
41
2CE1L
42
NC
43
OE
44
RY/BY
45
WP
46
WE
47
BYTE
48
D18
49
D19
50
D20
51
D21
52
D22
53
D23
54
VCCW
55
D24
56
D25
57
D26
58
D28
59
D27
60
VCC
61
D29
62
D30
63
D31
64
A14
66
A15
67
A16
68
A17
69
A18
70
A19
71
D15
12
VSS
72
SOCKET1
FLASH LV CONNECTOR
SOCKET1
FLASH LV CONNECTOR
R163
nm_100J
R163
nm_100J
02U
nm_DAN202U
Q44
nm_DTC114YUA
nm_DTC114YUA
TY]
Q19
Q41
nm_DTC114YUA
Q42
nm_DTC114YUA
Q44
nm_DTC114YUA
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