Read Sharp AR-161 (serv.man15) Service Manual online
Pin No.
Pin name
Signal name
I/O
Purpose
Descriptions
180
GND
POW
181
VCC
POW
182
PMC3TCLK
LFTCLK
OUT
Separator motor step count
Separator motor clock output
183
PMC3DREQB
—
OUT
(Not used)
184
PMC4TCLK
—
OUT
(Not used)
185
PMC4DREQB
—
OUT
(Not used)
186
DREQ0B
/DREQ0
OUT
"Mirror, SPF motor acceleration/reduction control"
L: Request
187
DREQ1B
/DREQ1
OUT
"Shifter, separator motor acceleration/reduction
control"
control"
L: Request
188
A16
A16
IN
System bus
189
VCC
POW
190
CS1B
/CS1
IN
System bus
0: Select
191
CSOUT10B
/CS10
OUT
System bus
L: Select
192
CSOUT11B
/CS11
OUT
System bus
L: Select
193
CS3B
/CS3
IN
System bus
0: Select
194
RDB
/RD
IN
System bus
0: Read
195
HWRB
/HWR
IN
System bus
0: Highlight
196
LWRB
/LWR
IN
System bus
0: Row write
197
GND
POW
198
A1
A1
IN
System bus
199
A2
A2
IN
System bus
200
GND
POW
201
VCC
POW
202
A3
A3
IN
System bus
203
A4
A4
IN
System bus
204
A5
A5
IN
System bus
205
VCC
POW
206
A6
A6
IN
System bus
207
A7
A7
IN
System bus
208
GND
POW
209
RSTB
/RESET
IN
System reset
0: Reset
210
GND
POW
211
CLK
CPUCLK
IN
System clock
212
GND
POW
213
D0
D0
BIDIR
System bus
214
D1
D1
BIDIR
System bus
215
D2
D2
BIDIR
System bus
216
GND
POW
217
D3
D3
BIDIR
System bus
218
D4
D4
BIDIR
System bus
219
D5
D5
BIDIR
System bus
220
VCC
POW
221
GND
POW
222
D6
D6
BIDIR
System bus
223
D7
D7
BIDIR
System bus
224
VCC
POW
225
D8
D8
BIDIR
System bus
226
D9
D9
BIDIR
System bus
227
D10
D10
BIDIR
System bus
228
D11
D11
BIDIR
System bus
229
D12
D12
BIDIR
System bus
230
D13
D13
BIDIR
System bus
231
D14
D14
BIDIR
System bus
232
GND
POW
233
D15
D15
BIDIR
System bus
234
PMC1POUT0
SPFDA
OUT
SPF motor phase A drive
H: Drive
235
PMC1POUT1
SPFDB
OUT
SPF motor phase B drive
H: Drive
236
PMC1POUT2
/SPFDA
OUT
SPF motor phase /A drive
H: Drive
237
PMC1POUT3
/SPFDB
OUT
SPF motor phase /B drive
H: Drive
238
DSCLK
DSCLK
ODN
Document size sensor control
239
DSLED0
LED0
OUT
2: Beam document size sensor control
240
VCC
POW
(Pin descriptions) IN: Input pin OUT: Output pin BIDIR: Bi-directional pin ODN: Open drain output pin TR1: 3-state output pin POW: Power pin
AR-161
AR-160/161 FM/E [13] ELECTRICAL SECTION 12/1/1998
13 – 11
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