Dell PowerVault NX3300 - Manual (Page 6)

VGA Module ............................................................................................................................................................81
Removing The VGA Module .............................................................................................................................81
Installing The VGA Module ...............................................................................................................................82
System Board ..........................................................................................................................................................83
Removing The System Board ...........................................................................................................................83
Installing The System Board ............................................................................................................................85
4 Troubleshooting Your System.................................................................................................87
Safety First—For You And Your System .................................................................................................................87
Troubleshooting System Startup Failure ................................................................................................................87
Troubleshooting External Connections ...................................................................................................................87
Troubleshooting The Video Subsystem ..................................................................................................................87
Troubleshooting A USB Device ..............................................................................................................................87
Troubleshooting A Serial I/O Device ......................................................................................................................88
Troubleshooting A NIC ............................................................................................................................................88
Troubleshooting A Wet System ..............................................................................................................................88
Troubleshooting A Damaged System .....................................................................................................................89
Troubleshooting The System Battery .....................................................................................................................90
Troubleshooting Power Supplies ............................................................................................................................90
Troubleshooting Cooling Problems .........................................................................................................................90
Troubleshooting Cooling Fans ................................................................................................................................91
Troubleshooting System Memory ...........................................................................................................................91
Troubleshooting An Internal USB Key ....................................................................................................................92
Troubleshooting An SD Card ..................................................................................................................................92
Troubleshooting An Optical Drive ...........................................................................................................................93
Troubleshooting A Tape Backup Unit .....................................................................................................................93
Troubleshooting A Hard Drive ................................................................................................................................94
Troubleshooting A Storage Controller ....................................................................................................................94
Troubleshooting Expansion Cards ..........................................................................................................................95
Troubleshooting Processors ...................................................................................................................................96
5 Using System Diagnostics.......................................................................................................97
Dell Online Diagnostics ...........................................................................................................................................97
Dell Embedded System Diagnostics .......................................................................................................................97
When To Use The Embedded System Diagnostics ..........................................................................................97
Running The Embedded System Diagnostics ...................................................................................................97
System Diagnostic Controls .............................................................................................................................98
6 Jumpers And Connectors........................................................................................................99
System Board Jumper Settings ..............................................................................................................................99
System Board Connectors ....................................................................................................................................100
Disabling A Forgotten Password ..........................................................................................................................102