Read Sharp AL-1622 (serv.man16) Service Manual online
AL-1611/AL-1622
ELECTRICAL SECTION
13 – 8
185
5V
Power
186
IDIN7
IN
Image scan data (after 8bit A/
D conversion)
D conversion)
187
/SDCLK
OUT
Effective image area signal
188
GND
Power
189
SFCLK
IN
CCD drive clock (48MHz)
190
TEST port 0
IN
High: Normal Low: Test
191
/SYNC
IN
Horizontal synchronization
signal (HSYNC) from LSU
signal (HSYNC) from LSU
192
/LD
OUT
Laser drive signal
193
/LEND
OUT
Laser APC signal
194
/VIDEOCS
OUT
Video data control
195
OUT
NC
196
OUT
197
3.3V
Power
198
OUT
NC
199
OUT
200
GND
Power
201
OUT
NC
202
OUT
203
OUT
204
OUT
205
OUT
206
OUT
207
OUT
208
OUT
209
OUT
210
3.3V
Power
211
OUT
NC
212
OUT
213
GND
Power
214
/PCLPCS
OUT
PCL option print data control
215
/FAXPCS
OUT
FAX option print data control
216
/ESPCS
OUT
Electronic sort option print
data control
data control
217
OUT
NC
218
CV_START
OUT
Copy vendor control
219
CV_COUNT
OUT
220
CV_SIZE3
OUT
221
CV_SIZE2
OUT
222
CV_SIZE1
OUT
223
5V
Power
224
CV_SIZE0
OUT
Copy vendor control
225
CV_DPX
OUT
226
GND
Power
227
CV_CA
OUT
Copy vendor control
228
OUT
NC
229
TM
OUT
Toner motor drive output (+)
230
TM_
OUT
Toner motor drive output (
−
)
231
CPUD15
IN/OUT
CPU data bus
PIN No.
Signal Name
IN/OUT
Description
232
CPUD14
IN/OUT
CPU data bus
233
CPUD13
IN/OUT
234
CPUD12
IN/OUT
235
CPUD11
IN/OUT
236
5V
Power
237
CPUD10
IN/OUT
CPU data bus
238
CPUD9
IN/OUT
239
GND
Power
240
CPUD8
IN/OUT
CPU data bus
241
CPUD7
IN/OUT
242
CPUD6
IN/OUT
243
CPUD5
IN/OUT
244
CPUD4
IN/OUT
245
CPUD3
IN/OUT
246
CPUD2
IN/OUT
247
CPUD1
IN/OUT
248
CPUD0
IN/OUT
249
3.3V
Power
250
/CPUWR
IN
CPU write signal
251
/CPURD
IN
CPU read signal
252
GND
Power
253
CPUCLK
IN
CPU system clock
254
GND
Power
255
TEST PORT1
IN
High: Normal Low: Test
256
/SCANST
IN
Scanner process start signal
PIN No.
Signal Name
IN/OUT
Description
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