Read Sharp AR-155 (serv.man13) Service Manual online
PIN No.
Signal name
IN/OUT
Connected to
Description
96
/FAXCS
IN
FAX board
OUTD bus enable signal H bus impedance HIGH state
97
/ESPRD
IN
Electric sort board
∗
(Reserved)
(Reserved)
98
GND
Power
99
/ESREQ
OUT
Electric sort board
∗
(Reserved)
(Reserved)
100
/ESACK
IN
Electric sort board
∗
(Reserved)
(Reserved)
101
/ESCS
IN
Electric sort board
∗
(Reserved)
(Reserved)
102
PARAD0
IN/OUT
1284 board connector
DATA bus (IEEE1284 communication port)
103
PARAD1
IN/OUT
1284 board connector
DATA bus (IEEE1284 communication port)
104
PARAD2
IN/OUT
1284 board connector
DATA bus (IEEE1284 communication port)
105
PARAD3
IN/OUT
1284 board connector
DATA bus (IEEE1284 communication port)
106
PARAD4
IN/OUT
1284 board connector
DATA bus (IEEE1284 communication port)
107
PARAD5
IN/OUT
1284 board connector
DATA bus (IEEE1284 communication port)
108
5V
Power
109
PARAD6
IN/OUT
1284 board connector
DATA bus (IEEE1284 communication port)
110
PARAD7
IN/OUT
1284 board connector
DATA bus (IEEE1284 communication port)
111
GND
Power
112
/REV
OUT
1284 board connector
ECP mode I/O select (LOW:P
→ H)
113
INIT
IN
1284 board connector
INIT signal (IEEE1284 communication port)
114
/SLCTIN
IN
1284 board connector
/SLCTIN signal (IEEE1284 communication port)
115
/AUTOFD
IN
1284 board connector
/AUTOFD signal (IEEE1284 communication port)
116
/STB
IN
1284 board connector
/STB signal (IEEE1284 communication port)
117
/ACK
OUT
1284 board connector
/ACK signal (IEEE1284 communication port)
118
BUSY
OUT
1284 board connector
BUSY signal (IEEE1284 communication port)
119
PE
OUT
1284 board connector
PE signal (IEEE1284 communication port)
120
/FAULT
OUT
1284 board connector
/FAULT signal (IEEE1284 communication port)
121
5V
Power
122
SLCT
OUT
1284 board connector
/SLCTIN signal (IEEE1284 communication port)
123
/TESTPIN0
IN
TEST PIN
High: Normal Low: Test
124
GND
Power
125
PFCLK
IN
Transmitter
Write clock
126
/TESTPIN1
IN
TEST PIN
High: Normal Low: Test
127
/SYNCEN
OUT
JITTER
ADJUSTMENT IC
ADJUSTMENT IC
Jitter adjustment IC trigger signal
128
SD10
IN/OUT
SRAM (separation)
Data line to SRAM before are separation
129
SD11
IN/OUT
SRAM (separation)
Data line to SRAM before are separation
130
SD12
IN/OUT
SRAM (separation)
Data line to SRAM before are separation
131
SD13
IN/OUT
SRAM (separation)
Data line to SRAM before are separation
132
SD14
IN/OUT
SRAM (separation)
Data line to SRAM before are separation
133
5V
Power
134
SD15
IN/OUT
SRAM (separation)
Data line to SRAM before are separation
135
SD16
IN/OUT
SRAM (separation)
Data line to SRAM before are separation
136
GND
Power
137
SD17
IN/OUT
SRAM (separation)
Data line to SRAM before are separation
138
SOE1
OUT
SRAM (separation)
Read enable line to SRAM before area separation
139
SWE1
OUT
SRAM (separation)
Write enable line to SRAM before area separation
140
SCS1
OUT
SRAM (separation)
Chip select line to SRAM before area separation
AR-F151
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