Non-redundant AC/cabled power supply unit................................................................................180
Removing a cabled power supply unit....................................................................................... 181
Installing a cabled power supply unit.........................................................................................183
Power interposer board.................................................................................................................... 185
Removing the power interposer board...................................................................................... 185
Installing the power interposer board........................................................................................186
System battery...................................................................................................................................188
Replacing the system battery..................................................................................................... 188
Control panel assembly....................................................................................................................189
Removing the control panel assembly.......................................................................................189
Installing the control panel assembly......................................................................................... 191
Removing the control panel assembly cover.............................................................................192
Installing the control panel assembly cover.............................................................................. 194
Removing the control panel board............................................................................................ 195
Installing the control panel board...............................................................................................197
Removing the LCD module........................................................................................................ 199
Installing the LCD module..........................................................................................................200
Removing the VGA module........................................................................................................202
Installing the VGA module..........................................................................................................203
System board....................................................................................................................................204
Removing the system board...................................................................................................... 204
Installing the system board.........................................................................................................207
Restoring the Service Tag by using the Easy Restore feature................................................... 210
Entering the system Service Tag by using System Setup.......................................................... 210
Trusted Platform Module...................................................................................................................211
Installing the Trusted Platform Module.......................................................................................211
Initializing the TPM for BitLocker users...................................................................................... 212
Initializing the TPM for TXT users............................................................................................... 212
System top cover...............................................................................................................................213
Removing the system top cover.................................................................................................213
Installing the system top cover...................................................................................................214
8 Using system diagnostics................................................................................216
Dell Embedded System Diagnostics.................................................................................................216
Running the Embedded System Diagnostics from Boot Manager............................................216
Running the Embedded System Diagnostics from the Dell Lifecycle Controller.....................216
System diagnostics controls....................................................................................................... 217
9 Jumpers and connectors ............................................................................... 218
System board connectors.................................................................................................................218
System board jumper settings..........................................................................................................220
Disabling a forgotten password....................................................................................................... 220
7
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