Contents 9
Troubleshooting the Power Sled . . . . . . . . . . . . 203
Troubleshooting System Memory . . . . . . . . . . . . 203
Troubleshooting a Hard-Drive. . . . . . . . . . . . . . 205
Troubleshooting a Storage Controller. . . . . . . . . . 206
Troubleshooting Expansion Cards. . . . . . . . . . . . 207
Troubleshooting Processors. . . . . . . . . . . . . . . 208
Identifying System Board Model Number. . . . . . . . 209
Troubleshooting the System Board . . . . . . . . . . . 210
Troubleshooting the System Battery. . . . . . . . . . . 210
IRQ Assignment Conflicts . . . . . . . . . . . . . . . . 211
5 Jumpers and Connectors . . . . . . . . . . . 213
System Board Types . . . . . . . . . . . . . . . . . . . 213
System Board Jumper Settings . . . . . . . . . . . . . 214
System Board V1.0 Jumper Settings. . . . . . . . 214
System Board V1.1 Jumper Settings. . . . . . . . 215
System Board V1.2 Jumper Settings. . . . . . . . 217
System Board Connectors. . . . . . . . . . . . . . . . 219
System Board V1.0 Connectors . . . . . . . . . . 219
System Board V1.1 Connectors . . . . . . . . . . 220
System Board V1.2 Connectors . . . . . . . . . . 222
Interposer Extender Connectors. . . . . . . . . . . . . 224
Interpose Extender Types . . . . . . . . . . . . . 224
MicroSD Card Reader Connectors . . . . . . . . . . . 226