AR-PB9 (serv.man2). ARPB9-Service Manual - Sharp Copying Equipment Service Manual (repair manual). Page 14

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PIN
No.
Pin name
Signal name
IN/OUT
Destination
Function
85
V
SS
GND
IN
GND
86
V
CC
3.3V
IN
Power source
87
SYSAD17
SYSAD17
IN/OUT
ASIC(KZ4H167V06), 16M FLASH,
8M FLASH
System address data bus
88
SYSAD49
SYSAD49
IN/OUT
ASIC (KZ4H167V06), 74LVC244
System address data bus
89
INT0
INTR0_
IN
ASIC(KZ4H167V06)
ASIC interruption 0
90
SYSAD18
SYSAD18
IN/OUT
ASIC(KZ4H167V06), 16M FLASH,
8M FLASH
System address data bus
91
V
SS
GND
IN
GND
92
V
CC
3.3V
IN
Power source
93
SYSAD50
SYSAD50
IN/OUT
ASIC (KZ4H167V06), 74LVC244
System address data bus
94
VALID IN
VALIN_
IN
ASIC (KZ4H167V06)
VALID INPUT (from ASIC)
95
SYSAD19
SYSAD19
IN/OUT
ASIC(KZ4H167V06), 16M FLASH,
8M FLASH
System address data bus
96
SYSAD51
SYSAD51
IN/OUT
ASIC (KZ4H167V06), 74LVC244
System address data bus
97
V
SS
GND
IN
GND
98
V
CC
3.3V
IN
Power source
99
VALID OUT
VALOUT_
OUT
ASIC (KZ4H167V06)
VALID OUTPUT(to ASIC)
100
SYSAD20
SYSAD20
IN/OUT
ASIC(KZ4H167V06), 16M FLASH,
8M FLASH
System address data bus
101
N.C
N.C
N.C
102
N.C
N.C
N.C
103
N.C
N.C
N.C
104
N.C
N.C
N.C
105
N.C
N.C
N.C
106
N.C
N.C
N.C
107
N.C
N.C
N.C
108
N.C
N.C
N.C
109
N.C
N.C
N.C
110
N.C
N.C
N.C
111
N.C
N.C
N.C
112
N.C
N.C
N.C
113
N.C
N.C
N.C
114
SYSAD52
SYSAD52
IN/OUT
ASIC (KZ4H167V06), 74LVC244
System address data bus
115
EXT RQST
EXTRQ_
IN
ASIC(KZ4H167V06)
External request
116
V
CC
3.3V
IN
Power source
117
V
SS
GND
IN
GND
118
SYSAD21
SYSAD21
IN/OUT
ASIC(KZ4H167V06), 16M FLASH,
8M FLASH
System address data bus
119
SYSAD53
SYSAD53
IN/OUT
ASIC (KZ4H167V06), 74LVC244
System address data bus
120
RDRDY
READY_
IN
ASIC(KZ4H167V06)
External IC read ready
121
MODEIN
MODEIN
IN
ASIC(KZ3H008302)
Boot mode data input
122
SYSAD22
SYSAD22
IN/OUT
ASIC(KZ4H167V06), 16M FLASH,
8M FLASH
System address data bus
123
SYSAD54
SYSAD54
IN/OUT
ASIC (KZ4H167V06)
System address data bus
124
V
CC
3.3V
IN
Power source
125
V
SS
GND
IN
GND
126
RELEASE
RLS_
OUT
ASIC(KZ4H167V06)
Interface open state
AR-PB9
5  –  5

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