...because we can't all be on the bleeding edge...





486PI REV. 1.20

ADVANCED INTEGRATION RESEARCH, INC.

486PI REV. 1.20

Processor

80486SX/CX486DX/AM486DX/80486DX/CX486DX2/AM486DX2/80486DX2/ AM486DX4/80486DX4/Pentium Overdrive

Processor Speed

25/33/50(internal)/66(internal)/75(internal)/100(internal)MHz

Chip Set

Intel

Max. Onboard DRAM

64MB

Cache

128/256/512KB

BIOS

AMI

Dimensions

330mm x 218mm

I/O Options

Parallel port, serial ports (2), 32-bit VESA local bus slots (2), 32-bit PCI slots (3), floppy drive interface, IDE interface

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

Floppy drive interface

CN1

Speaker

J3

Parallel port

CN2

Turbo switch

J4

IDE interface

CN3

Turbo LED

J5

Serial port 1

CN4

Reset switch

J6

Serial port 2

CN5

32-bit PCI slots

PC1 - PC3

Power LED & keylock

J1

32-bit VESA local bus slots

SL1 & SL2

IDE interface LED

J2

   

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

»

CMOS memory normal operation

JP1

pins 1 & 2 closed

 

CMOS memory clear

JP1

pins 2 & 3 closed

»

Parallel port IRQ select IRQ7

JP3

pins 1 & 2 closed

 

Parallel port IRQ select IRQ5

JP3

pins 2 & 3 closed

»

Monitor type select monochrome/EGA/VGA

JP5

Open

 

Monitor type select CGA

JP5

Closed

»

Factory configured - do not alter

JP17

Open

»

Factory configured - do not alter

JP29

Open

DRAM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

Bank 3

2MB

(1) 256K x 36

(1) 256K x 36

NONE

NONE

2MB

(1) 512K x 36

NONE

NONE

NONE

3MB

(1) 256K x 36

(1) 256K x 36

(1) 256K x 36

NONE

3MB

(1) 512K x 36

(1) 256K x 36

NONE

NONE

4MB

(1) 256K x 36

(1) 256K x 36

(1) 256K x 36

(1) 256K x 36

4MB

(1) 512K x 36

(1) 512K x 36

NONE

NONE

4MB

(1) 512K x 36

(1) 256K x 36

NONE

(1) 256K x 36

5MB

(1) 256K x 36

(1) 1M x 36

NONE

NONE

5MB

(1) 512K x 36

(1) 512K x 36

NONE

(1) 256K x 36

6MB

(1) 512K x 36

(1) 1M x 36

NONE

NONE

8MB

(1) 1M x 36

(1) 1M x 36

NONE

NONE

8MB

(1) 2M x 36

NONE

NONE

NONE

9MB

(1) 256K x 36

(1) 1M x 36

(1) 1M x 36

NONE

9MB

(1) 2M x 36

(1) 256K x 36

NONE

NONE

10MB

(1) 512K x 36

(1) 2M x 36

NONE

NONE

10MB

(1) 512K x 36

(1) 1M x 36

NONE

(1) 1M x 36

10MB

(1) 2M x 36

(1) 256K x 36

NONE

(1) 256K x 36

12MB

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

NONE

12MB

(1) 2M x 36

(1) 1M x 36

NONE

NONE

13MB

(1) 256K x 36

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

14MB

(1) 512K x 36

(1) 2M x 36

NONE

(1) 1M x 36

16MB

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

16MB

(1) 2M x 36

(1) 2M x 36

NONE

NONE

16MB

(1) 2M x 36

(1) 1M x 36

NONE

(1) 1M x 36

16MB

(1) 4M x 36

NONE

NONE

NONE

17MB

(1) 4M x 36

(1) 256K x 36

NONE

NONE

18MB

(1) 4M x 36

(1) 256K x 36

NONE

(1) 256K x 36

20MB

(1) 4M x 36

(1) 1M x 36

NONE

NONE

24MB

(1) 4M x 36

(1) 1M x 36

NONE

(1) 1M x 36

32MB

(1) 4M x 36

(1) 4M x 36

NONE

NONE

32MB

(1) 8M x 36

NONE

NONE

NONE

33MB

(1) 8M x 36

(1) 256K x 36

NONE

NONE

34MB

(1) 8M x 36

(1) 256K x 36

NONE

(1) 256K x 36

DRAM CONFIGURATION (CON’T)

Size

Bank 0

Bank 1

Bank 2

Bank 3

36MB

(1) 8M x 36

(1) 1M x 36

NONE

NONE

40MB

(1) 8M x 36

(1) 1M x 36

NONE

(1) 1M x 36

48MB

(1) 4M x 36

(1) 4M x 36

(1) 4M x 36

NONE

64MB

(1) 4M x 36

(1) 4M x 36

(1) 4M x 36

(1) 4M x 36

64MB

(1) 8M x 36

(1) 8M x 36

NONE

NONE

CACHE CONFIGURATION

Size

Bank 0

Bank 1

TAG

128KB

(4) 32K x 8

NONE

(2) 32K x 8

256KB

(4) 32K x 8

(4) 32K x 8

(2) 32K x 8

256KB

(4) 64K x 8

NONE

(2) 32K x 8

512KB

(4) 128K x 8

NONE

(2) 32K x 8

CACHE JUMPER CONFIGURATION

Size

JP8

JP9

JP11

JP12

128KB

Closed

Open

Open

Open

256KB

Open

Closed

Closed

Open

256KB

Closed

Open

Closed

Open

512KB

Closed

Open

Closed

Closed

CPU TYPE CONFIGURATION

Type

JP10

JP25

JP27

JP28

JP30

80486SX

Closed

Open

Open

2 & 3

1 & 2

CX486DX (3.3v)

Closed

Closed

Closed

1 & 2

2 & 3

CX486DX (5v)

Closed

Closed

Open

1 & 2

2 & 3

AM486DX

Closed

Closed

Open

1 & 2

2 & 3

80486DX

Closed

Open

Open

1 & 2

1 & 2

CX486DX2 (3.3v)

Closed

Closed

Closed

1 & 2

2 & 3

CX486DX2 (5v)

Closed

Closed

Open

1 & 2

2 & 3

AM486DX2

Closed

Open

Open

1 & 2

2 & 3

80486DX2

Closed

Open

Open

1 & 2

1 & 2

AM486DX4

Closed

Closed

Open

1 & 2

2 & 3

80486DX4

Closed

Open

Open

1 & 2

1 & 2

P24T

Closed

Open

Open

1 & 2

1 & 2

Note: Pins designated should be in the closed position.

CPU SPEED CONFIGURATION

Speed

JP19

JP20

JP21

JP22

25MHz

Closed

Open

Open

pins 2 & 3 closed

33MHz

Open

Closed

Closed

Closed

50iMHz

Closed

Open

Open

pins 2 & 3 closed

66iMHz

Open

Closed

Closed

Closed

75iMHz

Closed

Open

Open

pins 2 & 3 closed

100iMHz

Open

Closed

Closed

Closed

DMA/ECP CONFIGURATION

Setting

JP4

JP6

JP7

Disabled

Open

Open

pins 1 & 2 closed

ECP enabled DMA 1

pins 2 & 3 closed

pins 2 & 3 closed

pins 2 & 3 closed

ECP enabled DMA 3

pins 1 & 2 closed

pins 1 & 2 closed

pins 2 & 3 closed