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System-board-assembly switch

This section provides information about locations and functions of the switch block on the system board assembly that contains the system I/O board and processor board.

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 following information:

  2. Any system-board-assembly switch or jumper block that is not shown in the illustrations in this document are reserved.
Figure 1. Switch block on the system board assembly
Switch block on the system board assembly

SW5 switch block

The following table describes the functions of the SW5 switch block on the system board assembly.

Table 1. SW5 switch block on the system board assembly
Switch numberSwitch nameDefault positionDescription
SW5-1Force BMC CPU resetOffForces BMC and CPU into reset when changing it to the ON position.
SW5-2Clear CMOSOffClears the real-time clock (RTC) registry when changing it to the ON position.
SW5-3Override power-on passwordOffOverrides the power-on password when changing it to the ON position.
SW5-4FPGA resetOffForces FPGA into reset when changing it to the ON position.
SW5-5ReservedOffReserved
SW5-6ReservedOffReserved
SW5-7ReservedOffReserved
SW5-8ReservedOffReserved