User`s manual

Quick Jumper Setting Reference

If you are familiar with most of the material in this chapter, you can begin

preparing the mainboard for installation by using this quick reference to

begin the setting the jumpers. A detailed description of the jumper setting

appears later in this chapter.

JP1: Clear CMOS memory jumper

Use this 3-pin jumper top clear all the current data stored in the CMOS

memory.

Function Jumper Cap

Normal operation Short pins 1-2

Clear CMOS Short pins 2-3

JP1

1 2 3

JP2: Keyboard power on jumper

Use this 3-pin jumper to enable keyboard power on with hot keys or

password.

Function Jumper Cap

Disable keyboard power on Short pins 1-2

Enable keyboard power on Short pins 2-3

1 2 3

JP2

JP3: Force 100 MHz front side bus jumper

Use this jumper to disable the automatic detection of the correct front

side bus, and force the system to run with a 100 MHz front side bus.

Function Jumper Cap

Normal operation Short Pins 1-2

Force 100 MHz FSB Short pins 2-3

JP3

1 2 3

JP4: Force 133 MHz front side bus jumper

Use this jumper to disable the automatic detection of the correct front

side bus, and force the system to run with a 133 MHz front side bus.

Function Jumper Cap

Normal operation Short Pins 1-2

Force 133 MHz FSB Short pins 2-3

JP4

1 2 3