4 Converting The System From Tower Mode To Rack Mode.............................................129
Safety Instructions................................................................................................................................................129
Preparing A System For Conversion From Tower Mode To Rack Mode .............................................................129
5 Troubleshooting Your System...............................................................................................133
Safety First—For You And Your System...............................................................................................................133
Troubleshooting System Startup Failure..............................................................................................................133
Troubleshooting External Connections.................................................................................................................133
Troubleshooting The Video Subsystem................................................................................................................133
Troubleshooting A USB Device............................................................................................................................133
Troubleshooting A Serial I/O Device....................................................................................................................134
Troubleshooting A NIC..........................................................................................................................................134
Troubleshooting A Wet System............................................................................................................................135
Troubleshooting A Damaged System...................................................................................................................135
Troubleshooting The System Battery...................................................................................................................136
Troubleshooting Power Supplies..........................................................................................................................136
Troubleshooting Cooling Problems.......................................................................................................................137
Troubleshooting Cooling Fans..............................................................................................................................137
Troubleshooting System Memory.........................................................................................................................137
Troubleshooting An Internal USB Key..................................................................................................................138
Troubleshooting An SD Card................................................................................................................................138
Troubleshooting An Optical Drive.........................................................................................................................139
Troubleshooting A Hard Drive..............................................................................................................................140
Troubleshooting Expansion Cards........................................................................................................................140
Troubleshooting Processors.................................................................................................................................141
6 Using System Diagnostics.....................................................................................................143
Dell Online Diagnostics.........................................................................................................................................143
Dell Embedded System Diagnostics.....................................................................................................................143
When To Use The Embedded System Diagnostics........................................................................................143
Running The Embedded System Diagnostics.................................................................................................143
System Diagnostic Controls...........................................................................................................................144
7 Jumpers And Connectors......................................................................................................145
System Board Jumper Settings............................................................................................................................145
System Board Connectors....................................................................................................................................146
Disabling A Forgotten Password..........................................................................................................................148
8 Technical Specifications.......................................................................................................1499 System Messages...................................................................................................................155