Sharp AL-1000 Service Manual page 83

PIN No. Signal name
204 PORTOUT20
205 OP-LATCH
206 MRPS2
207 MRPS1
208 PORTOUT16
209 PORTOUT15
210 3.3V
211 TC
212 GRIDL
213 GND
214 MC
215 BIASL
216 BIASH
217 BIAS
218 CL
219 VFMCNT
220 VFM
221 LDEN
222 PMD
223 5V
224 MM
225 MPFS
226 GND
227 CPFS2
228 CPFS1
229 TM
230 TM_
231 CPUD15
232 CPUD14
233 CPUD13
234 CPUD12
235 CPUD11
236 5V
237 CPUD10
238 CPUD9
239 GND
240 CPUD8
241 CPUD7
242 CPUD6
243 CPUD5
244 CPUD4
245 CPUD3
246 CPUD2
247 CPUD1
248 CPUD0
249 3.3V
IN/OUT Connected to
OUT
OUT Tr array IC
OUT Tr array IC
OUT Tr array IC
OUT
OUT
Power
OUT Tr array IC
OUT Tr array IC
Power
OUT Tr array IC
OUT Tr array IC
OUT Tr array IC
OUT Tr array IC
OUT Tr array IC
OUT Tr array IC
OUT Tr array IC
OUT Tr array IC
OUT Tr array IC
Power
OUT Tr array IC
OUT Tr array IC
Power
OUT Tr array IC
OUT Tr array IC
OUT Tr array IC
OUT Tr array IC
IN/OUT CPU
IN/OUT CPU
IN/OUT CPU
IN/OUT CPU
IN/OUT CPU
Power
IN/OUT CPU
IN/OUT CPU
Power
IN/OUT CPU
IN/OUT CPU
IN/OUT CPU
IN/OUT CPU
IN/OUT CPU
IN/OUT CPU
IN/OUT CPU
IN/OUT CPU
IN/OUT CPU
Power
(Not used)
Latch signal for operation circuit. Data latch at LOW.
Mirror speed control signal. Mirror speed 2 at LOW.
Mirror speed control signal. Mirror speed 1 at LOW.
(Not used)
(Not used)
Transfer charger control signal. ON at HIGH.
Main charger grid control signal. ON at HIGH.
Main charger control signal. ON at HIGH.
DV bias voltage control signal. ON at HIGH.
DV bias voltage control signal. ON at HIGH.
DV bias output control signal. ON at HIGH.
Copy lamp control signal. ON at HIGH.
Ventilation fan rotating speed control signal. Low speed
at HIGH, high speed at LOW.
Ventilation fan control signal. Fan ON at HIGH.
Laser circuit control signal. Laser circuit ON at HIGH.
Polygon motor control signal. Polygon motor ON at HIGH.
Main motor control signal. Main motor ON at HIGH.
Manual paper feed solenoid control signal. Multi paper
feed ON at HIGH.
Second cassette paper feed solenoid control signal.
Second cassette paper feed at HIGH.
Cassette paper feed solenoid control signal. One-stage
cassette paper feed at HIGH.
Toner motor drive output (+)
Toner motor drive output (–)
CPU data bus
CPU data bus
CPU data bus
CPU data bus
CPU data bus
CPU data bus
CPU data bus
CPU data bus
CPU data bus
CPU data bus
CPU data bus
CPU data bus
CPU data bus
CPU data bus
CPU data bus
CPU data bus
12-12
AL-1000/1010
Description