Contents 5.2.6 Resetting the boot retry counter . . . . . . . . . . . . . . . . . 88 5.2.6.1 Viewing the boot retry counter . . . . . . . . . . . . . . . . 88 5.2.6.2 Resetting the boot retry counter . . . . . . . . . . . . . . . 88 5.2.7 Resetting the error status after replacing memory modules or CPUs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 90 5.2.7.1 Memory modules . . . . . . . . . . . . . . . . . . . . . . . 90 5.2.7.2 CPUs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 91 5.2.8 Enabling the boot watchdog . . . . . . . . . . . . . . . . . . . 92 5.2.9 Enabling replaced components in the BIOS . . . . . . . . . . . 93 5.2.10 Verifying the memory mode . . . .
. . . . . . . . . . . . . . . 94 5.2.11 Verifying the system time settings . . . . . . . . . . . . . . . . 94 5.2.12 Viewing and clearing the System Event Log (SEL) . . . . . . . 95 5.2.12.1 Viewing the SEL . . . . . . . . . . . . . . . . . . . . . . . 95 5.2.12.2 Clearing the SEL . . . . . . . . . . . . . . . . . . . . . . . 96 5.2.13 Updating the NIC configuration file in a Linux and VMware environment . . . . . . . . . . . . . . . . . . . . . . . . . . . 97 5.2.14 Resuming BitLocker functionality . . . . . . . . . . . . . . . . 98 5.2.15 Performing a RAID array rebuild . . . . . . . . . . . . . . . . . 99 5.2.16 Looking for MAC/WWN/GUID and SAS addresses . . . . . . .
100 5.2.16.1 Looking for the MAC address of a LAN controller . . . . . . 100 5.2.16.2 Looking for the WWN address of a fibre channel controller . 101 5.2.16.3 Looking for the GUID address of an infiniband or Omni-Path controller . . . . . . . . . . . . . . . . . . . . . . . . . . . 102 5.2.16.4 Looking for SAS addresses of SAS controllers for external devices . . . . . . . . . . . . . . . . . . . . . . . . . . . . 102 5.2.17 Using the Chassis ID Prom Tool . . . . . . . . . . . . . . . . . 103 5.2.18 Configuring LAN teaming . . . . . . . . . . . . . . . . . . . . 105 5.2.18.1 After replacing/upgrading LAN controllers . . . . . . . . . . 105 5.2.18.2 After replacing a system board . . . . . .
. . . . . . . . . . 105 5.2.19 Switching off the ID indicator . . . . . . . . . . . . . . . . . . 106 5.2.20 Performing a fan test . . . . . . . . . . . . . . . . . . . . . . 106 6 Power supply unit (PSU) . . . . . . . . . . . . . . . . . . . . 109 6.1 Basic information . . . . . . . . . . . . . . . . . . . . . . . 110 6.2 Redundant power supply . . . . . . . . . . . . . . . . . . . 113 6.2.1 Installing a hot-plug PSU . . . . . . . . . . . . . . . . . . . . 113 6.2.1.1 Preliminary steps . . . . . . . . . . . . . . . . . . . . . . . 113 6.2.1.2 Removing the dummy cover . . . . . . . . . . . . . . . . . 114 6.2.1.3 Installing a hot-plug PSU . . . . . . . . . . . . . . . . . . .
114 6.2.1.4 Concluding steps . . . . . . . . . . . . . . . . . . . . . . . 116 RX2530 M4 Upgrade and Maintenance Manual