System-board switches
The following illustrations show the location of the switches, jumpers, and buttons on the server.
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.
Important
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:
- Any system-board switch or jumper block that is not shown in the illustrations in this document are reserved.
Figure 1. System-board switches
| 1 SW4 | 2 SW5 |
The following table describes the switches on the system board.
| Switches block | Switch number | Switch name | Usage description | |
|---|---|---|---|---|
| On | Off | |||
| SW4 | 3 | CMOS clear | Clears the real-time clock (RTC) registry | Normal (default) |
| SW5 | 3 | XClarity Controller boot backup | The node will boot by using a backup of the XClarity Controller firmware | Normal (default) |
| 4 | Password override | Overrides the power-on password | Normal (default) | |
| 5 | Low security | Enable low security | Normal (default) | |
| 7 | XClarity Controller force update | Enables XClarity Controller force update | Normal (default) | |
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