Removing a DC power supply unit......................................................................................................................... 139
Power interposer board.................................................................................................................................................. 141
System battery................................................................................................................................................................143
Replacing the system battery................................................................................................................................. 143
Hard drive backplane..................................................................................................................................................... 145
Control panel................................................................................................................................................................... 149
Removing the control panel..................................................................................................................................... 151
Installing the control panel.......................................................................................................................................153
System board.................................................................................................................................................................. 154
Removing the system board................................................................................................................................... 154
Installing the system board......................................................................................................................................156
Trusted Platform Module...............................................................................................................................................159
7 Troubleshooting your system.......................................................................................................................161
Troubleshooting a USB device...................................................................................................................................... 162
Troubleshooting a NIC....................................................................................................................................................164
Troubleshooting a wet system...................................................................................................................................... 164
Troubleshooting a damaged system.............................................................................................................................165
6
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