IBM 770 Laptop User Manual


 
Figure 2-7. 240-Pin External Bus Connector Pin Assignments
Pin Type Signal Name Pin Type Signal Name
121 C -DOCK_ID1 181 C -DOCK_ID2
122 P IRQSER 182 G GND
123 G GND 183 U USBP1-
124 T IRQ5 184 U UDBP1+
125 T IRQ7 185 R Reserved
126 T IRQ10 186 G GND
127 T IRQ11 187 C 12C_DATA
128 T IRQ14 188 J JBCY
129 G GND 189 J JBCX
130 P -INTB 190 J JBB2
131 P -INTC 191 G GND
132 P -INTD 192 J JBB1
133 I -DASP 193 J MIDIOUT
134 G GND 194 J MIDIIN
135 V CRTID0 195 C -PWRSWITCH
136 V CDTID2 196 G GND
137 V DDCCLK_ID3 197 C -BUSSUSSTAT
138 V CRT_RED 198 M -PCMCIA_RI
139 G GND 199 F -SIDE1SEL
140 L SLCT 200 G GND
141 L PE 201 F DRATE0
142 L BUSY 202 F -WREN
143 L D7 203 F -DRVID1
144 G GND 204 F -DIR
145 L D3 205 G GND
146 L D2 206 F -MOTEN1
147 L D1 207 F -DISKCHG
148 L D0 208 F -INDEX
149 L AFD 209 F -RDDATA
150 G GND 210 G GND
151 G GND 211 G GND
152 L -ERR 212 L -STB
153 F -WRDATA 213 L -INIT
154 G GND 214 L -SLIN
155 F DRVSEL1 215 G GND
156 F -DRVID0 216 L D4
157 F -MEDID0 217 L D5
158 F DRATE1 218 L D6
159 G GND 219 L -ACK
160 F -STEP 220 G GND
161 F -MEDID1 221 V CRT_GREEN
162 F -TRACK0 222 G GND
163 F -WPROTECT 223 V CRT_BLUE
164 G GND 224 V DDCDATA_ID1
165 C -PWRON 225 V VSYNC
166 C POWERGOOD 226 V HSYNC
167 C UNI_SMI 227 G GND
168 M SPKR 228 I -PHLDA
169 G GND 229 I -PHLD
170 J JAB1 230 G GND
171 J JAB2 231 P -INTA
172 J JACX 232 I IDE2IRQ
173 J JACY 233 T IRQ15
174 G GND 234 T IRQ12
175 C I2C_CLK 235 T IRQ9
176 C SUSCLK 236 T IRQ6
177 R Reserved 237 T IRQ4
178 U USB_OC1 238 T IRQ3
179 G GND 239 G GND
180 C -DOCK_ID3 240 C -DOCK_ID0
System Board 2-11