Read Sharp AR-161 (serv.man15) Service Manual online
PIN
No.
Signal name
IN/OUT
Description
27
MDATA10
IN/OUT
Data bus of DRAM (page memory)
28
MDATA9
IN/OUT
29
MDATA8
IN/OUT
30
MDATA7
IN/OUT
31
3.3V
Power
32
MDATA6
IN/OUT
Data bus of DRAM (page memory)
33
MDATA5
IN/OUT
34
GND
Power
35
MDATA4
IN/OUT
Data bus of DRAM (page memory)
36
MDATA3
IN/OUT
37
MDATA2
IN/OUT
38
MDATA1
IN/OUT
39
MDATA0
IN/OUT
40
/RAS0
OUT
RAS signal 0 of DRAM (page
memory)
memory)
41
/RAS1
OUT
RAS signal 1 of DRAM (page
memory)
memory)
42
/RAS2
OUT
RAS signal 2 of DRAM (page
memory)
memory)
43
/RAS64
OUT
(Not used)
44
3.3V
Power
45
/RAS16
OUT
(Not used)
46
MAD0
OUT
Address bus of DRAM (page
memory)
memory)
47
GND
Power
48
MAD1
OUT
Address bus of DRAM (page
memory)
memory)
49
MAD2
OUT
50
MAD3
OUT
51
MAD4
OUT
52
MAD5
OUT
53
MAD6
OUT
54
MAD7
OUT
55
MAD8
OUT
56
MAD9
OUT
57
3.3V
Power
58
MAD10
OUT
Address bus of DRAM (page
memory)
memory)
59
MAD11
OUT
60
GND
Power
61
/CAS0
OUT
CAS signal of DRAM (page
memory)
memory)
62
/CAS1
OUT
63
/OE
OUT
Read enable signal of DRAM
(page memory)
(page memory)
64
/WE
OUT
Write enable signal of DRAM (page
memory)
memory)
65
OUTD0
OUT
(Not used)
66
OUTD1
OUT
67
OUTD2
OUT
68
OUTD3
OUT
69
3.3V
Power
70
OUTD4
OUT
(Not used)
71
OUTD5
OUT
72
GND
Power
73
OUTD6
OUT
(Not used)
74
OUTD7
OUT
75
OUTD8
OUT
76
OUTD9
OUT
77
OUTD11
OUT
78
OUTD10
OUT
79
OUTD12
OUT
80
OUTD13
OUT
81
OUTD14
OUT
82
OUTD15
OUT
PIN
No.
Signal name
IN/OUT
Description
83
/HSYNC
OUT
(Not used)
84
/PCLPRD
IN
85
/PCLREQ
OUT
86
/PCLACK
IN
87
/PCLCS
IN
88
3.3V
Power
89
GND
Power
90
5V
Power
91
GND
Power
92
/FAXPRD
IN
(Not used)
93
/FAXREQ
OUT
94
/FAXACK
IN
95
3.3V
Power
96
/FAXCS
IN
(Not used)
97
/ESPRD
IN
98
GND
Power
99
/ESREQ
OUT
(Not used)
100
/ESACK
IN
101
/ESCS
IN
102
PARAD0
IN/OUT
103
PARAD1
IN/OUT
104
PARAD2
IN/OUT
105
PARAD3
IN/OUT
106
PARAD4
IN/OUT
107
PARAD5
IN/OUT
108
5V
Power
109
PARAD6
IN/OUT
(Not used)
110
PARAD7
IN/OUT
111
GND
Power
112
/REV
OUT
(Not used)
113
INIT
IN
114
/SLCTIN
IN
115
/AUTOFD
IN
116
/STB
IN
117
/ACK
OUT
118
BUSY
OUT
119
PE
OUT
120
/FAULT
OUT
121
5V
Power
122
SLCT
OUT
(Not used)
123
/TESTPIN0
IN
High: Normal Low: Test
124
GND
Power
125
PFCLK
IN
Write clock
126
/TESTPIN1
IN
High: Normal Low: Test
127
/SYNCEN
OUT
Jitter adjustment IC trigger signal
128
SD10
IN/OUT
Data line to SRAM before are
separation
separation
129
SD11
IN/OUT
130
SD12
IN/OUT
131
SD13
IN/OUT
132
SD14
IN/OUT
133
5V
Power
134
SD15
IN/OUT Data line to SRAM before are
separation
135
SD16
IN/OUT
136
GND
Power
137
SD17
IN/OUT Data line to SRAM before are
separation
138
SOE1
OUT
Read enable line to SRAM before
area separation
area separation
139
SWE1
OUT
Write enable line to SRAM before
area separation
area separation
140
SCS1
OUT
Chip select line to SRAM before
area separation
area separation
AR-161
AR-160/161 FM/E [13] ELECTRICAL SECTION 12/1/1998
13 – 6
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