Removing the optical drive........................................................................................................................................134
Installing the optical drive..........................................................................................................................................135
Removing the slim optical drive blank....................................................................................................................... 136
Installing the slim optical drive blank..........................................................................................................................137
Hard drive backplane...................................................................................................................................................... 138
Removing the hard drive backplane ......................................................................................................................... 138
Installing the hard drive backplane............................................................................................................................ 143
Control panel...................................................................................................................................................................144
Removing the control panel ..................................................................................................................................... 144
Installing the control panel ........................................................................................................................................147
System board..................................................................................................................................................................149
Removing the system board..................................................................................................................................... 149
Installing the system board........................................................................................................................................ 151
Trusted Platform Module................................................................................................................................................ 153
Installing the Trusted Platform Module......................................................................................................................153
Initializing the TPM for BitLocker users.....................................................................................................................154
Initializing the TPM for TXT users.............................................................................................................................154
7 Using system diagnostics.............................................................................................155
Dell Embedded System Diagnostics................................................................................................................................155
When to use the Embedded System Diagnostics......................................................................................................155
Running the Embedded System Diagnostics from Boot Manager.............................................................................155
Running the Embedded System Diagnostics from the Dell Lifecycle Controller........................................................ 155
System diagnostic controls.......................................................................................................................................155
8 Jumpers and connectors..............................................................................................157
System board jumper settings.........................................................................................................................................157
System Board Connectors.............................................................................................................................................. 158
Disabling a forgotten password.......................................................................................................................................160
9 Troubleshooting your system....................................................................................... 162
Safety rst — for you and your system.......................................................................................................................... 162
Troubleshooting system startup failure............................................................................................................................162
Troubleshooting external connections.............................................................................................................................162
Troubleshooting the video subsystem............................................................................................................................. 162
Troubleshooting a USB device........................................................................................................................................ 163
Troubleshooting iDRAC Direct (USB XML conguration)................................................................................................163
Troubleshooting iDRAC Direct (Laptop connection)........................................................................................................164
Troubleshooting a serial I/O device................................................................................................................................. 164
Troubleshooting a NIC.....................................................................................................................................................164
Troubleshooting a wet system........................................................................................................................................ 165
Troubleshooting a damaged system................................................................................................................................166
Troubleshooting the system battery................................................................................................................................166
Troubleshooting power supply units................................................................................................................................ 167
Troubleshooting power source problems................................................................................................................... 167
Troubleshooting power supply unit problems.............................................................................................................167
6