Installing and Replacing Desktop Board Components
47
Setting the BIOS Configuration Jumper
NOTE
Always turn off the power and unplug the power cord from the computer before changing the
jumper. Moving the jumper with the power on may result in unreliable computer operation.
Figure 26 shows the location of the desktop board’s BIOS configuration jumper.
OM17680
1
2
3
Figure 26. Location of the BIOS Configuration Jumper
The three-pin BIOS jumper enables all board configurations to be done in BIOS Setup. Table 10
shows the jumper settings for the Setup program modes.
Table 10. Jumper Settings for the BIOS Setup Program Modes
Jumper Setting Mode Description
3
1
Normal (default) (1-2) The BIOS uses the current configuration and passwords for
booting.
3
1
Configure (2-3) After the Power-On Self-Test (POST) runs, the BIOS
displays the Maintenance Menu. Use this menu to clear
passwords.
3
1
Recovery (None) The BIOS recovers data from a recovery diskette in the
event of a failed BIOS update.