Installing and Replacing Desktop Board Components
59
The three-pin BIOS jumper block enables board configuration to be done in the BIOS
Setup program. Table 16 shows the jumper settings
for the BIOS Setup program
modes.
Table 16. Jumper Settings for the BIOS Setup Program Modes
Jumper Setting Mode Description
Normal (default) (1-2) The BIOS uses the current configuration and
passwords for booting.
Configure (2-3) After the Power-On Self-Test (POST) runs, the
BIOS displays the Maintenance Menu. Use this
menu to clear passwords.
Recovery (None) The BIOS recovers data in the event of a failed
BIOS update.
Clearing Passwords in the BIOS Setup
Program
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 33.
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 25).
5. Place the jumper on pins 2-3 as shown
below.
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