Intel PX865PEL-800 warranty Infrared Header IrDA, Clear CMOS Jumper JP1

PX865PEL-800

Infrared Header: IrDA

This IrDA connector can be configured to support wireless infrared and is used to attach to an infrared sensing device. After the IrDA interface is configured, you can use this connector for connectionless data transfer to and from portable devices such as laptops and PDAs.

1 2
NC	NC
+5V	Ground
IR_TX	IR_RX
5	6

IrDA

21	BIOS
	1
1
21
2 1
21
910
1	1
1
1	2
9	10

	I ntel I CH 5
1	1

LAN CHIP

AL C 65 0

Winbond

W83627HF

1

Intel 82865P

So cket 478

1

Clear CMOS Jumper: JP1

The “Clear CMOS” jumper is used when you cannot boot your system due to some CMOS configuration such as a password that is forgotten. This jumper allows you to reset the CMOS configurations, and then reconfigure.

Pin1-2 short	1
	2
	3

Normal (default)

JP1

Pin2-3 short	1
	2
	3

Clear CMOS data

JP1

(Short means to cover two pins on a jumper using a jumper cap.)

21	BIOS	LAN CHIP	AL C 65 0
	1		W83627HF	Winbond
1				1
21
				82865P	Intel	So cket 478
21
1						1
910		I ntel I CH 5
1	1
1
1	2
	1	1
9	10

The following procedures are for resetting the BIOS password. It is important to follow these instructions closely.

1.Turn off your system and disconnect the AC power cable.

2.Set JP1 to OFF (2-3 Closed).

3.Wait several seconds.

4.Set JP1 to ON (1-2 closed).

5.Connect the AC power cable and turn on your system.

6.Reset your desired password or clear CMOS data.

15