Sony MZ-B10 Service Manual page 50

MZ-B10
Pin No. Pin Name
166 WK_DET
167 NC
168 HALF_LOCK_SW
169 RMC_KEY
170 JOG_PUSH
171 REC_KEY
172 END_SEARCH
173 RADIO_ON
174 RMC_DTCK
175 UDP
176 UDM
177 SUSPEND
178 UPUEN
179 UOSCI
180 UOSCO
181 SI3
182 SO3
183 SCK3
184 MSIN
185 MSOUT
186 MSCK
187 NC
188 NC
189 SP_AMP
190 XHP_DET
191 SET_CODE0
192 SET_CODE1
193 SET_CODE2
194 SET_CODE3
195, 196 NC
197 NC
198 NC
199 MUTE
200 KAHODEN_DET
201 CS_RTC
202 to 204 MODE1 to 3
205, 206 HD_CON_1, 2
207 TAT
208 TAN
209 NAR
210 IDO
211 SAK
212 XRST
213 TRST
214, 215 TEST0, 1
216 to 231 D0 to 15
232 to 245 A00 to 13
246 XCAS
247 XRAS
248 XWE
50
I/O
I Set key WAKE detection signal input
I Not used (fixed at "H")
I Open button detection switch input (A/D input) "L" : the open button is pressed
I Key input (A/D input) from the remote commander
I Jog dial push detection signal input Not used (open)
I REC key input (A/D input)
I END SEARCH key input (A/D input) Not used (open)
I RADIO ON detection signal input Not used (connected to the ground)
I/O TSB master data clock input/output or SSB data input/output
I/O USB data (+) input terminal Not used (open)
I/O USB data (-) input terminal Not used (open)
O USB suspend signal output Not used (open)
O USB pull-up resistor connection control output terminal Not used (open)
I Resonator (48MHz) connection terminal for the USB oscillation circuit Not used (connected to the ground)
O Resonator (48MHz) connection terminal for the USB oscillation circuit Not used (open)
I Not used (connected to the ground)
O Not used (open)
I/O Not used (open)
I Not used (connected to the ground)
O Not used (open)
I/O Not used (open)
O Power supply control signal output to the RF amplifier Not used (open)
O Power supply control signal output to the liquid crystal display module Not used (open)
O Built-in speaker control signal output "H": activate
I Headphone jack detection signal input
I Input terminal for the set (open in this set)
I Input terminal for the set (fixed at "L" in this set)
I Input terminal for the set (open in this set)
I Input terminal for the set (open in this set)
O Not used (open)
I USB power supply voltage detection terminal 2 Not used (open)
O LG DCR control signal output Not used (open)
O Analog muting control signal output to the headphone amplifier "H": muting ON
O Not used (open)
O Chip select signal output to the real time clock Not used (open)
O Power supply control signal output for the over write head to the REC driver
O Over write head control signal output to the REC driver
I Not used (open)
I Not used (open)
I Not used (open)
I Not used (open)
O Not used (open)
I System reset signal input from the power control "L": reset
I Terminal for the test mode setting (normally fixed at "L")
I Input terminal for the main test (normally fixed at "L")
— DRAM data0 to 15 terminal Not used (open)
— DRAM address0 to 13 terminal Not used (open)
— DRAM CAS terminal Not used (open)
— DRAM RAS terminal Not used (open)
— DRAM write enable terminal Not used (open)
Description