Intel Desktop Board DN2800MT Product Guide
38
The three-pin BIOS jumper block enables board configuration to be done in the BIOS
Setup program. Table 15 shows the jumper settings for the BIOS Setup program
modes.
Table 15. Jumper Settings for the BIOS Setup Program Modes
Jumper Setting Mode Description
1-2 Normal (default) The BIOS uses the current configuration and
passwords for booting.
2-3 Configure After the Power-On Self-Test (POST) runs, the
BIOS displays the Maintenance Menu. Use this
menu to clear passwords.
The BIOS recovers data in the event of a failed
BIOS update.
Clearing Passwords
This procedure assumes that the board is installed in the computer and the
configuration jumper block is set to normal mode.
1. Observe the precautions in "Before You Begin" on page 15.
2. Turn off all peripheral devices connected to the computer. Turn off the computer.
Disconnect the computer’s power cord from the AC power source (wall outlet or
power adapter).
3. Remove the computer cover.
4. Find the configuration jumper block (see Figure 14).
5. Place the jumper on pins 2-3.
6. Replace the cover, plug in the computer, turn on the computer, and allow it to
boot.
7. The computer starts the Setup program. Setup displays the Maintenance menu.
8. Use the arrow keys to select Clear Passwords. Press the Enter key and Setup
displays a pop-up screen requesting that you confirm clearing the password.
Select Yes and press the Enter key. Setup displays the maintenance menu again.
9. Press the F10 key to save the current values and exit Setup.
10. Turn off the computer. Disconnect the computer’s power cord from the AC power
source.
11. Remove the computer cover.
12. To restore normal operation, place the jumper on pins 1-2.
13. Replace the cover, plug in the computer, and turn on the computer.
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