Intel D850MD Product Guide - Page 37

Setting the BIOS Configuration Jumper

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Installing and Replacing Desktop Board Components Setting the BIOS Configuration Jumper CAUTION 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. The location of the board's BIOS configuration jumper (J9H2) is shown in Figure 19. 1 3 J9H2 OM11836 Figure 19. Location of the BIOS Configuration Jumper The three-pin BIOS jumper enables the board configuration to be done in BIOS Setup. Table 5 shows the jumper settings for the Setup program modes. Table 5. Jumper Settings for the BIOS Setup Program Modes (J9H2) Function / Mode Normal Configure Recovery Jumper Setting 1-2 1 3 2-3 1 3 None 1 3 Configuration The BIOS uses current configuration information and passwords for booting. After the POST runs, the BIOS displays the maintenance menu. Use this menu to clear passwords. The BIOS attempts to recover the BIOS configuration. A recovery diskette is required. 37

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Installing and Replacing Desktop Board Components
37
Setting the BIOS Configuration Jumper
CAUTION
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.
The location of the board
’
s BIOS configuration jumper (J9H2) is shown in Figure 19.
OM11836
3
J9H2
1
Figure 19.
Location of the BIOS Configuration Jumper
The three-pin BIOS jumper enables the board configuration to be done in BIOS Setup.
Table 5
shows the jumper settings for the Setup program modes.
Table 5.
Jumper Settings for the BIOS Setup Program Modes (J9H2)
Function / Mode
Jumper Setting
Configuration
Normal
1-2
3
1
The BIOS uses current configuration information and passwords
for booting.
Configure
2-3
3
1
After the POST runs, the BIOS displays the maintenance menu.
Use this menu to clear passwords.
Recovery
None
3
1
The BIOS attempts to recover the BIOS configuration.
A
recovery diskette is required.