Installing the system board.........................................................................................................143
Restoring the Service Tag using Easy Restore........................................................................... 144
Entering the system Service Tag using System Setup............................................................... 144
Trusted Platform Module..................................................................................................................145
Installing the Trusted Platform Module .....................................................................................145
Re-enabling the TPM for BitLocker users.................................................................................. 146
Re-enabling the TPM for TXT users........................................................................................... 146
System top cover...............................................................................................................................147
Removing the system top cover.................................................................................................147
Installing the system top cover...................................................................................................148
5 Converting the system from tower mode to rack mode.......................... 149
Safety instructions.............................................................................................................................149
Preparing a system for conversion from tower mode to rack mode.............................................149
6 Troubleshooting your system........................................................................ 152
Safety first—for you and your system...............................................................................................152
Troubleshooting system startup failure............................................................................................152
Troubleshooting external connections............................................................................................152
Troubleshooting the video subsystem.............................................................................................152
Troubleshooting a USB device......................................................................................................... 152
Troubleshooting iDRAC Direct (USB XML configuration)................................................................153
Troubleshooting iDRAC Direct (laptop connection)....................................................................... 154
Troubleshooting a serial I/O device................................................................................................. 154
Troubleshooting a NIC......................................................................................................................154
Troubleshooting a wet system......................................................................................................... 155
Troubleshooting a damaged system................................................................................................156
Troubleshooting the system battery................................................................................................ 156
Troubleshooting power supply units................................................................................................157
Power source problems.............................................................................................................. 157
Power supply unit problems....................................................................................................... 157
Troubleshooting cooling problems..................................................................................................158
Troubleshooting cooling fans.......................................................................................................... 158
Troubleshooting system memory.................................................................................................... 159
Troubleshooting an internal USB key...............................................................................................160
Troubleshooting an SD card.............................................................................................................160
Troubleshooting an optical drive......................................................................................................161
Troubleshooting a tape backup unit................................................................................................ 162
Troubleshooting a hard drive........................................................................................................... 162
Troubleshooting a storage controller.............................................................................................. 163
Troubleshooting expansion cards....................................................................................................164
Troubleshooting processors.............................................................................................................164