Processors and heat sinks..............................................................................................................................................115
Power supply units......................................................................................................................................................... 123
Removing a power supply unit................................................................................................................................125
Installing a power supply unit.................................................................................................................................. 126
Power interposer board................................................................................................................................................. 128
System battery............................................................................................................................................................... 130
Replacing the system battery................................................................................................................................. 130
Control panel assembly...................................................................................................................................................131
System board.................................................................................................................................................................. 134
Removing the system board................................................................................................................................... 134
Installing the system board......................................................................................................................................136
Trusted Platform Module...............................................................................................................................................138
Converting the system from tower mode to rack mode .................................................................................... 140
Updating BIOS................................................................................................................................................................. 141
Manually update the Service Tag........................................................................................................................... 142
7 Using system diagnostics........................................................................................................................... 143
Dell Embedded System Diagnostics.............................................................................................................................143
System diagnostic controls..................................................................................................................................... 144
8 Jumpers and connectors ........................................................................................................................... 145
Jumpers and connectors ..............................................................................................................................................145
System board jumper settings................................................................................................................................ 145
Disabling forgotten password..................................................................................................................................146
6
Installation and Service Manual
Contents