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Contents 7
System Battery . . . . . . . . . . . . . . . . . . . . . . 108
Replacing the System Battery
. . . . . . . . . . . 108
Activating the NIC TOE
. . . . . . . . . . . . . . . . . 110
I/O Riser . . . . . . . . . . . . . . . . . . . . . . . . . 110
Removing the I/O Riser
. . . . . . . . . . . . . . . 110
Installing the I/O Riser . . . . . . . . . . . . . . . 111
Installing a DRAC . . . . . . . . . . . . . . . . . . . . 112
SAS Backplane (Service-only Procedure)
. . . . . . . 114
Removing the SAS Backplane (3.5" Hard Drives)
. 114
Installing the SAS Backplane (3.5-inch Hard Drives)
116
Removing the SAS Backplane (2.5-inch Hard Drives) 116
Installing the SAS Backplane (2.5" Hard Drives)
. . 119
Power Interposer Board (Service-only Procedure)
. . 119
Removing the Power Interposer Board
. . . . . . 119
Installing the Power Interposer Board
. . . . . . . 121
System Board (Service-only Procedure)
. . . . . . . . 122
Removing the System Board
. . . . . . . . . . . . 122
Installing the System Board
. . . . . . . . . . . . 124
4 Troubleshooting Your System . . . . . . . . 127
Safety First—For You and Your System . . . . . . . . . 127
Start-Up Routine . . . . . . . . . . . . . . . . . . . . . 127
Checking the Equipment
. . . . . . . . . . . . . . . . 128
Troubleshooting IRQ Assignment Conflicts
. . . . 128
Troubleshooting External Connections
. . . . . . 129
Troubleshooting the Video Subsystem . . . . . . . 129
Troubleshooting the Keyboard
. . . . . . . . . . . 130