Read Sharp AL-1566 (serv.man15) Service Manual online
AL-1556/1566 ELECTRICAL SECTION 12 - 6
165 mdat00
Not used
166 mdat01
Not used
167 mdat02
Not used
168 mdat03
Not used
169 VCC_core
Power
170 mdat04
Not used
171 mdat05
Not used
172 mdat06
Not used
173 GND_core
Power
174 mdat07
Not used
175 mdat08
Not used
176 mdat09
Not used
177 VCC_AC
Power
178 mdat10
Not used
179 mdat11
Not used
180 mdat12
Not used
181 VCC_core
Power
182 mdat13
Not used
183 mdat14
Not used
184 mdat15
Not used
185 GND_AC
Power
186 pcl_s_print
Not used
187 fax_s_print
Not used
188 es_s_print
Not used
189 out_ack
Not used
190 out_cs
Not used
191 in_req
Not used
192 VCC_core
Power
193 TCK
JTAG
Not used
194 TMS
JTAG
Not used
195 TRSTA
JTAG
Not used
196 TDI
JTAG
Not used
197 TDO
JTAG
Not used
198 GND_core
Power
199 afp_vsmp
OUT
CCD PWB
AFE control signal
200 ccd_tg
OUT
CCD PWB
CCD control signal
201 ccdrs
OUT
CCD PWB
CCD control signal
202 afp_bsmp
OUT
CCD PWB
AFE control signal
203 ccdcp
OUT
CCD PWB
CCD control signal
204 afe_sdata
IN
CCD PWB
AD's serial data
205 ccd_ph2
OUT
CCD PWB
CCD control signal
206 ccd_ph1
OUT
CCD PWB
CCD control signal
207 afp_afesen
OUT
CCD PWB
AFE control signal
208 GND_core
Power
209 afp_adcclk
OUT
CCD PWB
AFE control signal
210 VCC_core
Power
211 afp_afesck
OUT
CCD PWB
AFE control signal
212 GND_AC
Power
213 afp_data7
IN
CCD PWB
Image scan data
214 afp_data6
IN
CCD PWB
Image scan data
215 afp_data5
IN
CCD PWB
Image scan data
216 afp_data4
IN
CCD PWB
Image scan data
217 afp_data3
IN
CCD PWB
Image scan data
218 afp_data2
IN
CCD PWB
Image scan data
219 afp_data1
IN
CCD PWB
Image scan data
220 afp_data0
IN
CCD PWB
Image scan data
221 VCC_AC
Power
222 cl
OUT
Logic IC
Copy lamp control
signal
signal
223 GND_core
Power
224 mtr_y3
OUT
I/O
Carriage motor
current control signal
current control signal
225 mtr_y2
OUT
Tr array IC
Carriage motor
current control signal
current control signal
PIN
No.
Signal Name
IN/OUT Connected to
Description
226 mtr_y1
OUT
Tr array IC
Carriage motor
current control signal
current control signal
227 VCC_core
Power
228 mtr_phase2
OUT
Motor driver
Carriage motor
control signal
control signal
229 mtr_i02
OUT
Motor driver
Carriage motor
control signal
control signal
230 mtr_i12
OUT
Motor driver
Carriage motor
control signal
control signal
231 mtr_i22
OUT
Motor driver
Carriage motor
control signal
control signal
232 mtr_phase1
OUT
Motor driver
Carriage motor
control signal
control signal
233 mtr_i01
OUT
Motor driver
Carriage motor
control signal
control signal
234 mtr_i11
OUT
Motor driver
Carriage motor
control signal
control signal
235 mtr_i21
OUT
Motor driver
Carriage motor
control signal
control signal
236 GND_AC
Power
237 ram_mad3
OUT
SDRAM
SDRAM (Image
process page
memory) address bus
process page
memory) address bus
238 ram_mad2
OUT
SDRAM
SDRAM (Image
process page
memory) address bus
process page
memory) address bus
239 GND_core
Power
240 ram_mad1
OUT
SDRAM
SDRAM (Image
process page
memory) address bus
process page
memory) address bus
241 ram_mad0
OUT
SDRAM
SDRAM (Image
process page
memory) address bus
process page
memory) address bus
242 ram_mad10
OUT
SDRAM
SDRAM (Image
process page
memory) address bus
process page
memory) address bus
243 VCC_core
Power
244 ram_banks1
OUT
SDRAM
SDRAM (Image
process page
memory) BANK
signal
process page
memory) BANK
signal
245 ram_banks0
OUT
SDRAM
SDRAM (Image
process page
memory) BANK
signal
process page
memory) BANK
signal
246 xram_cs
OUT
SDRAM (Image
process page
memory) CS signal
process page
memory) CS signal
247 xram_ras
OUT
SDRAM
SDRAM (Image
process page
memory) RAS signal
process page
memory) RAS signal
248 xram_cas
OUT
SDRAM
SDRAM (Image
process page
memory) CAS signal
process page
memory) CAS signal
249 VCC_AC
Power
250 xram_wde
OUT
SDRAM
SDRAM (Image
process page
memory) WDE signal
process page
memory) WDE signal
251 ram_dqm0
OUT
SDRAM
SDRAM (Image
process page
memory) DQM signal
process page
memory) DQM signal
252 GND_AC
Power
253 ram_data7
IN/OUT SDRAM
SDRAM (Image
process page
memory) data bus
process page
memory) data bus
PIN
No.
Signal Name
IN/OUT Connected to
Description
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