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System-board switches

The following illustrations show the location of the switches on the system board.

Note
If there is a clear protective sticker on the top of the switch blocks, you must remove and discard it to access the switches.
Figure 1. System-board switches

The following table describes the switches on the system board.

Table 1. System-board switches
Switches blockSwitch numberSwitch nameUsage description
OnOff
SW51Machine Engine (ME) firmware security overrideME update modeNormal (default)
SW11XClarity Controller boot backupThe node will boot by using a backup of the XClarity Controller firmwareNormal (default)
2XClarity Controller force updateEnables XClarity Controller force updateNormal (default)
3Password overrideOverrides the power-on passwordNormal (default)
4Low securityEnable low securityNormal (default)
SW104CMOS clearClears the real-time clock (RTC) registryNormal (default)
Important
  1. Before you change any switch settings or move any jumpers, turn off the server; then, disconnect all power cords and external cables. Review the information in Safety Information page, Installation Guidelines, Handling static-sensitive devices, and Power off the server.
  2. Any system-board switch or jumper block that is not shown in the illustrations in this document are reserved.