5.1.4 Verifying and configuring the backup software solution . . . . . 81
5.1.5 Note on server maintenance in a Multipath I/O environment . . 81
5.1.6 Switching on the ID indicator . . . . . . . . . . . . . . . . . . 84
5.2 Completing the maintenance task . . . . . . . . . . . . . . . 85
5.2.1 Updating or recovering the system board BIOS and iRMC . . . 85
5.2.1.1 Updating or recovering the system board BIOS . . . . . . . 85
5.2.1.2 Updating or recovering the iRMC . . . . . . . . . . . . . . 85
5.2.2 Verifying system information backup / restore . . . . . . . . . . 87
5.2.3 Updating RAID controller firmware . . . . . . . . . . . . . . . 88
5.2.4 Enabling Option ROM scan . . . . . . . . . . . . . . . . . . . 89
5.2.5 Verifying and configuring the backup software solution . . . . . 90
5.2.6 Resetting the boot retry counter . . . . . . . . . . . . . . . . . 91
5.2.6.1 Viewing the boot retry counter . . . . . . . . . . . . . . . . 91
5.2.6.2 Resetting the boot retry counter . . . . . . . . . . . . . . . 91
5.2.7 Resetting the error status after replacing memory modules or
processors . . . . . . . . . . . . . . . . . . . . . . . . . . . . 93
5.2.7.1 Memory modules . . . . . . . . . . . . . . . . . . . . . . . 93
5.2.7.2 Processors . . . . . . . . . . . . . . . . . . . . . . . . . . 94
5.2.8 Enabling SVOM boot watchdog functionality . . . . . . . . . . 96
5.2.9 Enabling replaced components in the system BIOS . . . . . . . 96
5.2.10 Verifying the memory mode . . . . . . . . . . . . . . . . . . . 97
5.2.11 Verifying the system time settings . . . . . . . . . . . . . . . . 98
5.2.12 Viewing and clearing the System Event Log (SEL) . . . . . . . 98
5.2.12.1 Viewing the SEL . . . . . . . . . . . . . . . . . . . . . . . 98
5.2.12.2 Clearing the SEL . . . . . . . . . . . . . . . . . . . . . . . 99
5.2.13 Updating the NIC configuration file in a Linux environment . . . 100
5.2.14 Enabling BitLocker functionality . . . . . . . . . . . . . . . . . 101
5.2.15 Performing a RAID array rebuild . . . . . . . . . . . . . . . . . 102
5.2.16 Looking up changed MAC / WWN addresses . . . . . . . . . . 103
5.2.16.1 Looking up MAC addresses . . . . . . . . . . . . . . . . . 103
5.2.16.2 Looking up WWN addresses . . . . . . . . . . . . . . . . . 103
5.2.17 Using the Chassis ID Prom Tool . . . . . . . . . . . . . . . . . 104
5.2.18 Configuring LAN teaming . . . . . . . . . . . . . . . . . . . . 105
5.2.18.1 After replacing / upgrading LAN controllers . . . . . . . . . 105
5.2.18.2 After replacing the system board . . . . . . . . . . . . . . . 106
5.2.19 Switching off the ID indicator . . . . . . . . . . . . . . . . . . 106
5.2.20 Specifying the chassis model . . . . . . . . . . . . . . . . . . 107
5.2.21 Performing a fan test after replacing a defective fan . . . . . . 108
6 Power supply units . . . . . . . . . . . . . . . . . . . . . . . 111
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