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P/I-P6RP4

ASUS COMPUTER INTERNATIONAL

P/I-P6RP4

Processor

Pentium Pro

Processor Speed

150/166MHz

Chip Set

Intel

Video Chip Set

None

Maximum Onboard Memory

512MB

Maximum Video Memory

None

Cache

256/512KB (on Pentium Pro CPU)

BIOS

AMI

Dimensions

330mm x 218mm

I/O Options

32-bit PCI slots (4), floppy drive interface, green PC connector, IDE interfaces (2), parallel port, PS/2 mouse interface, serial ports (2), IR connector, MediaBus connector, VRM connector

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

Serial port 1

CN1

Green PC connector

CON1 pins 14 & 15

Serial port 2

CN2

Reset switch

CON1 pins 19 & 20

Parallel port

CN3

IDE interface LED

JP27

Floppy drive interface

CN4

Chassis fan power

JP1601

IDE interface 2

CN5

Chassis fan power

JP1602

IDE interface 1

CN6

IR connector

IR

PS/2 mouse interface

CN7

32-bit PCI slots

PC1 - PC4

Power LED & keylock

CON1 pins 1 - 5

MediaBus slot

SL1

Speaker

CON1 pins 7 - 10

VRM connector

VRM

Turbo LED

CON1 pins 12 & 13

   

USER CONFIGURABLE SETTINGS

Function

Label

Position

IDE interface enabled

JP2

Pins 1 & 2 closed

 

IDE interface disabled

JP2

Pins 2 & 3 closed

PS/2 mouse IRQ enabled

JP5

Pins 1 & 2 closed

 

PS/2 mouse IRQ disabled

JP5

Pins 2 & 3 closed

CMOS memory normal operation

JP23

Open

 

CMOS memory clear

JP23

Closed

Flash BIOS voltage select 5v

JP24

Pins 1 & 2 closed

 

Flash BIOS voltage select 12v

JP24

Pins 2 & 3 closed

Flash BIOS write protect enabled

JP25

Pins 1 & 2 closed

 

Flash BIOS write protect disabled

JP25

Pins 2 & 3 closed

Flash BIOS boot block write disabled

JP26

Pins 1 & 2 closed

 

Flash BIOS boot block write enabled

JP26

Pins 2 & 3 closed

On board I/O enabled

JP2005

Pins 1 & 2 closed

 

On board I/O disabled

JP2005

Pins 2 & 3 closed

DRAM CONFIGURATION

Size

Bank 0

Bank 1

8MB

(2) 1M x 36

None

16MB

(2) 2M x 36

None

16MB

(2) 1M x 36

(2) 1M x 36

32MB

(2) 4M x 36

None

32MB

(2) 2M x 36

(2) 2M x 36

64MB

(2) 8M x 36

None

64MB

(2) 4M x 36

(2) 4M x 36

128MB

(2) 8M x 36

(2) 8M x 36

128MB

(2) 16M x 36

None

256MB

(2) 16M x 36

(2) 16M x 36

256MB

(2) 32M x 36

None

512MB

(2) 32M x 36

(2) 32M x 36

CACHE CONFIGURATION

Note: 256KB/512KB cache is located on the Pentium Pro CPU.

CPU BUS CORE SELECTION

Bus:core

Bus

CPU core

JP19

JP20

JP21

JP22

 

1/2

60MHz/66MHz

120MHz/133MHz

2 & 3

2 & 3

2 & 3

2 & 3

 

1/3

60MHz/66MHz

180MHz/200MHz

2 & 3

2 & 3

2 & 3

1 & 2

 

1/4

N/A

N/A

2 & 3

1 & 2

2 & 3

2 & 3

 

1/5

N/A

N/A

2 & 3

1 & 2

2 & 3

1 & 2

2/5

60MHz/66MHz

150MHz/166MHz

1 & 2

2 & 3

2 & 3

2 & 3

 

2/7

N/A

N/A

1 & 2

2 & 3

2 & 3

1 & 2

Note: Pins designated should be in the closed position.

CPU VOLTAGE SELECTION

Voltage

JP10

JP11

JP12

JP13

VID

Pins 1 & 2 closed

Pins 1 & 2 closed

Pins 1 & 2 closed

Pins 1 & 2 closed

2.1v

Open

Open

Open

Pins 2 & 3 closed

2.2v

Open

Open

Pins 2 & 3 closed

Open

2.3v

Open

Open

Pins 2 & 3 closed

Pins 2 & 3 closed

2.4v

Open

Pins 2 & 3 closed

Open

Open

2.5v

Open

Pins 2 & 3 closed

Open

Pins 2 & 3 closed

2.6v

Open

Pins 2 & 3 closed

Pins 2 & 3 closed

Open

2.7v

Open

Pins 2 & 3 closed

Pins 2 & 3 closed

Pins 2 & 3 closed

2.8v

Pins 2 & 3 closed

Open

Open

Open

2.9v

Pins 2 & 3 closed

Open

Open

Pins 2 & 3 closed

3.0v

Pins 2 & 3 closed

Open

Pins 2 & 3 closed

Open

3.1v

Pins 2 & 3 closed

Open

Pins 2 & 3 closed

Pins 2 & 3 closed

3.2v

Pins 2 & 3 closed

Pins 2 & 3 closed

Open

Open

3.3v

Pins 2 & 3 closed

Pins 2 & 3 closed

Open

Pins 2 & 3 closed

3.4v

Pins 2 & 3 closed

Pins 2 & 3 closed

Pins 2 & 3 closed

Open

3.5v

Pins 2 & 3 closed

Pins 2 & 3 closed

Pins 2 & 3 closed

Pins 2 & 3 closed

CPU VOLTAGE INDENTIFICATION SELECTION

Setting

JP201

JP202

JP203

JP204

Pull high disabled

Open

Open

Open

Open

 

Pull high enabled

Closed

Closed

Closed

Closed

DMA CHANNEL SELECTION

Channel

JP3

JP4

1

Pins 1 & 2 closed

Pins 1 & 2 closed

3

Pins 2 & 3 closed

Pins 2 & 3 closed

PCI MASTER/SLAVE SELECTION

Master

Slave

JP2201

JP2202

PCI IDE

PCI slot 1

Pins 1 & 2 closed

Pins 1 & 2 closed

PCI slot 1

PCI IDE

Pins 2 & 3 closed

Pins 2 & 3 closed

PCI IRQ SELECTION

Setting

IRQ

JP6

JP7

JP8

JP9

 

PCI 1

IRQ14

1 & 2

N/A

N/A

N/A

 

PCI 1

IRQ15

N/A

1 & 2

N/A

N/A

 

PCI 2

IRQ14

3 & 4

N/A

N/A

N/A

 

PCI 2

IRQ15

N/A

3 & 4

N/A

N/A

 

PCI 3

IRQ14

N/A

N/A

1 & 2

N/A

 

PCI 3

IRQ15

N/A

N/A

N/A

1 & 2

 

PCI 4

IRQ14

N/A

N/A

3 & 4

N/A

 

PCI 4

IRQ15

N/A

N/A

N/A

3 & 4

 

IRQ routing by chipset

IRQ14

2 & 3

N/A

2 & 3

N/A

IRQ routing by chipset

IRQ15

N/A

2 & 3

N/A

2 & 3

Note: Pins designated should be in the closed position.

SERIAL PORT 2 SELECTION

Setting

JP2003

JP2004

Used as COM2

Pins 1 & 2 closed

Pins 1 & 2 closed

 

Used as IR connector

Pins 2 & 3 closed

Pins 2 & 3 closed