10  |   Contents 
 
 
Installing the Sensor Board for 3.5” Hard-Drive System ................... 270 
Cable Routing for Sensor Board and Front Panel for 3.5” Hard Drive 
System ...................................................................................................... 271 
Removing the Sensor Board for 2.5” Hard-Drive System.................. 273 
Installing the Sensor Board for 2.5” Hard-Drive System ................... 275 
Cable Routing for Sensor Board and Front Panel for 2.5” Hard Drive 
System ...................................................................................................... 276 
4  Troubleshooting Your System ................................................. 278 
Minimum Configuration to POST .................................................................. 278 
Safety First – For You and Your System ....................................................... 278 
Installation Problems ..................................................................................... 279 
Troubleshooting System Startup Failure ..................................................... 279 
Troubleshooting External Connections ....................................................... 279 
Troubleshooting the Video Subsystem ........................................................ 280 
Troubleshooting a USB Device ..................................................................... 280 
Troubleshooting a Serial I/O Device ............................................................ 281 
Troubleshooting a NIC .................................................................................... 281 
Troubleshooting a Wet System ..................................................................... 282 
Troubleshooting a Damaged System ........................................................... 283 
Troubleshooting the System Battery ............................................................ 284 
Troubleshooting Power Supplies ................................................................. 285 
Troubleshooting System Cooling Problems ................................................ 285 
Troubleshooting a Fan .................................................................................... 286 
Troubleshooting System Memory ................................................................. 287 
Troubleshooting a Hard Drive ....................................................................... 289