ASRock P4i945GC [11/72] Jumpers setup 2 jumpers setup 2 jumpers setup 2 jumpers setup 2 jumpers setup

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ASRock P4i945GC Motherboard

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2.4 Jumpers Setup2.4 Jumpers Setup

2.4 Jumpers Setup

The illustration shows how jumpers are

setup. When the jumper cap is placed on

pins, the jumper is “Short”. If no jumper cap

is placed on pins, the jumper is “Open”. The

illustration shows a 3-pin jumper whose pin1

and pin2 are “Short” when jumper cap is

placed on these 2 pins.

Jumper Setting Description

PS2_USB_PWR1 Short pin2, pin3 to enable

(see p.2 No. 1) +5VSB (standby) for PS/2

or USB wake up events.

Note: To select +5VSB, it requires 2 Amp and higher standby current provided by

power supply.

Clear CMOS

(CLRCMOS1, 2-pin jumper)

(see p.2 No. 9)

Note: CLRCMOS1 allows you to clear the data in CMOS. The data in CMOS includes

system setup information such as system password, date, time, and system

setup parameters. To clear and reset the system parameters to default setup,

please turn off the computer and unplug the power cord from the power

supply. After waiting for 15 seconds, use a jumper cap to short 2 pins on

CLRCMOS1 for 5 seconds.

FD Jumpers

(FD0 3-pin jumper, see p.2 No. 29)

(FD2 3-pin jumper, see p.2 No. 28)

Note: If you want to adopt FSB400-CPU on this motherboard, you need to adjust the

jumpers. Please short pin2, pin3 for FD0 jumper and pin2, pin3 for FD2 jumper.

Otherwise, the CPU may not work properly on this motherboard. Please refer

to below jumper settings.

Default

2-pin jumper

Short Open