The following table shows the settings required to perform this task. Make sure you turn off the server and unplug the power cord before moving the jumper.

Mode

Jumper

Action When Set

 

Setting

 

 

 

 

 

 

 

 

 

 

 

 

Protect

 

 

 

 

 

 

 

 

 

Normal operation (default)

 

 

 

 

 

 

 

 

 

 

 

 

Pins 5-6

 

 

 

 

 

 

 

 

 

 

 

 

Clear

 

 

 

 

 

 

 

 

 

Clears all passwords at bootup

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Pins 6-7

 

 

 

 

 

 

 

 

 

 

 

 

Caution Moving the jumper while the power is on can damage the server. Always turn off the server and unplug the power cord before moving the jumper.

Recovery Boot jumper

The Recovery Boot jumper on the system board (pins 9 through 11 of jumper J2J1) lets you recover from a failed BIOS update by booting from diskette and loading the correct BIOS update. (See the figure on page 6 for the location of the jumper.)

The following table shows the settings required to perform this task. Make sure you turn off the server and unplug the power cord before moving the jumper.

Mode

Jumper

Action When Set

 

Setting

 

 

 

 

 

 

 

 

 

 

 

 

Normal boot

 

 

 

 

 

 

 

 

 

Normal boot from BIOS (default)

 

 

 

 

 

 

 

 

 

 

 

 

Pins 9-10

 

 

 

 

 

 

 

 

 

 

 

 

Recovery boot

 

 

 

 

 

 

 

 

 

Boot from diskette and correct the

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

BIOS code

 

 

 

 

 

 

 

 

 

 

 

Pins 10-11

 

 

 

 

 

 

 

 

 

 

 

 

 

Caution Moving the jumper while the power is on can damage the server. Always turn off the server and unplug the power cord before moving the jumper.

Setting the system board jumpers

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