System-board switches
The following illustration shows the location and description of the switches.
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. Switches on compute node system board


Important
Before you change any switch settings or move any jumpers, turn off the solution; then, disconnect all power cords and external cables. Review the following information:
- Any system-board switch or jumper block that is not shown in the illustrations in this document are reserved.
1 SW5 switch block | 2 SW13 switch block |
Switch number | Switch name | Usage description | |
---|---|---|---|
On | Off | ||
3 | Machine Engine (ME) firmware security override | ME update by jumper | Normal (default) |
4 | Password override | Overrides the power-on password | Normal (default) |
5 | Low security | Enable low security | Normal (default) |
Switch number | Switch name | Usage description | |
---|---|---|---|
On | Off | ||
3 | Clear CMOS | Clear CMOS data | Normal (default) |
5 | Serial select | Sends the XCC to the serial port | Send the serial input output (SIO) to the front serial port (default) |