Removing the network daughter card .........................................................................................72
Installing the network daughter card........................................................................................... 74
Processors........................................................................................................................................... 74
Removing a processor...................................................................................................................75
Installing a processor.................................................................................................................... 79
Power supply units.............................................................................................................................. 81
Hot Spare feature................................................................................................................................ 81
Removing the power supply unit blank............................................................................................. 82
Installing the power supply unit blank............................................................................................... 82
Removing an AC power supply unit...................................................................................................82
Installing an AC power supply unit.....................................................................................................84
System battery.....................................................................................................................................85
Replacing the system battery....................................................................................................... 85
Hard-drive backplane......................................................................................................................... 86
Removing the hard-drive backplane .................................................................................................87
Installing the hard-drive backplane ...................................................................................................88
Control panel assembly......................................................................................................................89
Removing the control panel ........................................................................................................89
Installing the control panel .......................................................................................................... 91
System board.......................................................................................................................................91
Removing the system board......................................................................................................... 91
Installing the system board...........................................................................................................94
Entering the system service tag using System Setup...................................................................95
Restoring the service tag using Easy Restore...............................................................................95
Updating the BIOS version............................................................................................................96
Re-enabling the TPM for TXT users............................................................................................. 96
6 Troubleshooting your system.......................................................................... 97
Safety first—for you and your system.................................................................................................97
Troubleshooting system startup failure..............................................................................................97
Troubleshooting external connections..............................................................................................97
Troubleshooting the video subsystem...............................................................................................97
Troubleshooting a USB device........................................................................................................... 97
Troubleshooting iDRAC Direct (USB XML configuration)................................................................. 98
Troubleshooting iDRAC Direct (laptop connection).........................................................................98
Troubleshooting a serial I/O device...................................................................................................99
Troubleshooting a NIC....................................................................................................................... 99
Troubleshooting a wet system...........................................................................................................99
Troubleshooting a damaged system............................................................................................... 100
Troubleshooting the system battery................................................................................................100
Troubleshooting power supply units................................................................................................101
Power source problems.............................................................................................................. 101
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