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P/I-P55TP4N

ASUS COMPUTER INTERNATIONAL

P/I-P55TP4N

Processor

Pentium

Processor Speed

75/90/100/120/133/150/166MHz

Chip Set

Intel

Video Chip Set

None

Maximum Onboard Memory

128MB DRAM (EDO supported)

Maximum Video Memory

None

Cache

256/5128KB

BIOS

Award

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), cache slot, IR connector, MediaBus slot

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

Serial port 1

CN1

Turbo LED

CON1 pins 12 & 13

Serial port 2

CN2

Green PC connector

CON1 pins 14 & 15

Parallel port

CN3

Reset switch

CON1 pins 19 & 20

Floppy drive interface

CN4

IDE interface LED

JP17

IDE interface 1

CN5

Chassis fan power

JP30

IDE interface 2

CN6

IR connector

JP31

PS/2 mouse interface

CN7

32-bit PCI slots

PC1 - PC4

Power LED & keylock

CON1 pins 1 - 5

Cache slot

SL1

Speaker

CON1 pins 7 - 10

MediaBus slot

SL2

USER CONFIGURABLE SETTINGS

Function

Label

Position

»

On board multi I/O enabled

JP4

Pins 1 & 2 closed

 

On board multi I/O disabled

JP4

Pins 2 & 3 closed

»

Flash BIOS write protect disabled

JP5

Pins 1 & 2 closed

 

Flash BIOS write protect enabled

JP5

Pins 2 & 3 closed

»

PS/2 mouse IRQ12 disabled

JP7

Pins 2 & 3 closed

 

PS/2 mouse IRQ12 enabled

JP7

Pins 1 & 2 closed

»

CMOS memory normal operation

JP13

Open

 

CMOS memory clear

JP13

Closed

DRAM CONFIGURATION

Size

Bank 0

Bank 1

8MB

(2) 1M x 36

None

8MB

None

(2) 1M x 36

16MB

(2) 2M x 36

None

16MB

None

(2) 2M x 36

16MB

(2) 1M x 36

(2) 1M x 36

24MB

(2) 2M x 36

(2) 1M x 36

24MB

(2) 1M x 36

(2) 2M x 36

32MB

(2) 4M x 36

None

32MB

(2) 2M x 36

(2) 2M x 36

40MB

(2) 4M x 36

(2) 1M x 36

40MB

(2) 1M x 36

(2) 4M x 36

48MB

(2) 4M x 36

(2) 2M x 36

48MB

(2) 2M x 36

(2) 4M x 36

64MB

(2) 8M x 36

None

64MB

None

(2) 8M x 36

64MB

(2) 4M x 36

(2) 4M x 36

72MB

(2) 8M x 36

(2) 1M x 36

72MB

(2) 1M x 36

(2) 8M x 36

80MB

(2) 8M x 36

(2) 2M x 36

DRAM CONFIGURATION (CON’T)

Size

Bank 0

Bank 1

80MB

(2) 2M x 36

(2) 8M x 36

96MB

(2) 8M x 36

(2) 4M x 36

96MB

(2) 4M x 36

(2) 8M x 36

128MB

(2) 8M x 36

(2) 8M x 36

Note: Board accepts EDO memory.

CACHE CONFIGURATION

Size

Bank 0

SL1

256KB (A)

(2) 32K x 32

None

256KB (B)

None

256KB module installed

512KB (A)

(2) 32K x 32

256KB module installed

512KB (B)

None

512KB module installed

CACHE JUMPER CONFIGURATION

Size

JP12

JP16

256KB (A/B)

Pins 2 & 3 closed

Pins 2 & 3 closed

512KB (A/B)

Pins 1 & 2 closed

Pins 1 & 2 closed

CPU SPEED SELECTION

CPU Speed

Clock Speed

Multiplier

JP14

JP15

JP26

JP27

JP28

75MHz

50MHz

1.5x

Open

Open

1 & 2

2 & 3

2 & 3

90MHz

60MHz

1.5x

Open

Open

2 & 3

2 & 3

1 & 2

100MHz

66MHz

1.5x

Open

Open

2 & 3

1 & 2

2 & 3

120MHz

60MHz

2x

Open

Closed

2 & 3

2 & 3

1 & 2

133MHz

66MHz

2x

Open

Closed

2 & 3

1 & 2

2 & 3

150MHz

60MHz

2.5x

Closed

Closed

2 & 3

2 & 3

1 & 2

166MHz

66MHz

2.5x

Closed

Closed

2 & 3

1 & 2

2 & 3

CPU VOLTAGE SELECTION

Voltage

JP22

JP23

JP24

3.4v (STD)

Closed

Open

Open

3.5v (VRE)

Open

Closed

Open