Intel D845GLLY D845GLLY_ProductSupplement - Page 23

Jumper Block, CAUTION - bios recovery

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Product-Specific Features 2.3 Jumper Block CAUTION Do not move the jumper with the power on. Always turn off the power and unplug the power cord from the computer before changing a jumper setting. Otherwise, the board could be damaged. Figure 6 shows the location of the jumper block. 3 1 J9H2 Figure 6. Location of the Jumper Block OM13647 The 3-pin jumper block determines the BIOS Setup program's mode. Table 18 describes the jumper settings for the three modes: normal, configure, and recovery. When the jumper is set to configuration mode and the computer is powered-up, the BIOS compares the processor version and the microcode version in the BIOS and reports if the two match. Table 18. BIOS Setup Configuration Jumper Settings Function/Mode Normal Jumper Setting 1-2 3 1 Configuration The BIOS uses current configuration information and passwords for booting. Configure 2-3 3 After the POST runs, Setup runs automatically. The 1 maintenance menu is displayed. Recovery None 3 The BIOS attempts to recover the BIOS configuration. A 1 recovery diskette is required. 23

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Product-Specific Features
23
2.3 Jumper Block
CAUTION
Do not move the jumper with the power on.
Always turn off the power and unplug the power cord
from the computer before changing a jumper setting.
Otherwise, the board could be damaged.
Figure 6 shows the location of the jumper block.
OM13647
3
1
J9H2
Figure 6.
Location of the Jumper Block
The 3-pin jumper block determines the BIOS Setup program
’
s mode.
Table 18 describes the
jumper settings for the three modes:
normal, configure, and recovery.
When the jumper is set to
configuration mode and the computer is powered-up, the BIOS compares the processor version and
the microcode version in the BIOS and reports if the two match.
Table 18.
BIOS Setup Configuration Jumper Settings
Function/Mode
Jumper Setting
Configuration
Normal
1-2
1
3
The BIOS uses current configuration information and
passwords for booting.
Configure
2-3
1
3
After the POST runs, Setup runs automatically.
The
maintenance menu is displayed.
Recovery
None
1
3
The BIOS attempts to recover the BIOS configuration.
A
recovery diskette is required.