Sharp AL-1661CS, Service Manual

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AL-1661CS 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
223 GND_core Power
224 mtr_y3 OUT I/O Carriage motor
current control signal
225 mtr_y2 OUT Tr array IC Carriage motor
current control signal
PIN
No.
Signal Name IN/OUT Connected to Description
226 mtr_y1 OUT Tr array IC Carriage motor
current control signal
227 VCC_core Power
228 mtr_phase2 OUT Motor driver Carriage motor
control signal
229 mtr_i02 OUT Motor driver Carriage motor
control signal
230 mtr_i12 OUT Motor driver Carriage motor
control signal
231 mtr_i22 OUT Motor driver Carriage motor
control signal
232 mtr_phase1 OUT Motor driver Carriage motor
control signal
233 mtr_i01 OUT Motor driver Carriage motor
control signal
234 mtr_i11 OUT Motor driver Carriage motor
control signal
235 mtr_i21 OUT Motor driver Carriage motor
control signal
236 GND_AC Power
237 ram_mad3 OUT SDRAM SDRAM (Image
process page
memory) address bus
238 ram_mad2 OUT SDRAM SDRAM (Image
process page
memory) address bus
239 GND_core Power
240 ram_mad1 OUT SDRAM SDRAM (Image
process page
memory) address bus
241 ram_mad0 OUT SDRAM SDRAM (Image
process page
memory) address bus
242 ram_mad10 OUT SDRAM SDRAM (Image
process page
memory) address bus
243 VCC_core Power
244 ram_banks1 OUT SDRAM SDRAM (Image
process page
memory) BANK
signal
245 ram_banks0 OUT SDRAM SDRAM (Image
process page
memory) BANK
signal
246 xram_cs OUT SDRAM (Image
process page
memory) CS signal
247 xram_ras OUT SDRAM SDRAM (Image
process page
memory) RAS signal
248 xram_cas OUT SDRAM SDRAM (Image
process page
memory) CAS signal
249 VCC_AC Power
250 xram_wde OUT SDRAM SDRAM (Image
process page
memory) WDE signal
251 ram_dqm0 OUT SDRAM SDRAM (Image
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memory) DQM signal
252 GND_AC Power
253 ram_data7 IN/OUT SDRAM SDRAM (Image
process page
memory) data bus
PIN
No.
Signal Name IN/OUT Connected to Description