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APTIVA 2144

IBM CORPORATION

APTIVA 2144

Processor

80486SX/80486SX2/80487SX/80486DX/80486DX2/P24T

Processor Speed

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

Chip Set

Unidentified

Video Chip Set

Unidentified

Maximum Onboard Memory

64MB

Maximum Video Memory

Unidentified

Cache

128/256KB

BIOS

Unidentified

Dimensions

254mm x 218mm

I/O Options

Floppy drive interface, IDE interface, parallel port, PS/2 mouse port, serial ports (2), VESA feature connector, VGA port, riser slot,

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

VGA port

CN1

Floppy drive interface

CN8

Parallel port

CN2

IDE interface LED

J26

Serial port

CN3

Speaker

J27

Serial port

CN4

Auxiliary power connector

J29

PS/2 mouse port

CN5

Auxiliary power connector

J30

VESA feature connector

CN6

Chassis fan power

J38

IDE interface

CN7

Riser slot

SL1

USER CONFIGURABLE SETTINGS

Function

Label

Position

 

On board video enabled

J15

Pins 1 & 2 closed

 

On board video disabled

J15

Pins 2 & 3 closed

 

Parity enabled

J50

Pins 1 & 2 closed

 

Parity disabled

J50

Pins 2 & 3 closed

DRAM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

Bank 3

1MB

(1) 256K x 36

None

None

None

2MB

(1) 512K x 36

None

None

None

4MB

(1) 1M x 36

None

None

None

4MB

(1) 512K x 36

(1) 512K x 36

None

None

4MB

(1) 256K x 36

(1) 256K x 36

(1) 256K x 36

(1) 256K x 36

5MB

(1) 1M x 36

(1) 256K x 36

None

None

6MB

(1) 1M x 36

(1) 256K x 36

(1) 256K x 36

None

7MB

(1) 1M x 36

(1) 256K x 36

(1) 256K x 36

(1) 256K x 36

8MB

(1) 2M x 36

None

None

None

8MB

(1) 1M x 36

(1) 1M x 36

None

None

10MB

(1) 2M x 36

(1) 256K x 36

(1) 256K x 36

None

12MB

(1) 2M x 36

(1) 1M x 36

None

None

12MB

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

None

14MB

(1) 2M x 36

(1) 512K x 36

(1) 512K x 36

(1) 512K x 36

16MB

(1) 4M x 36

None

None

None

16MB

(1) 2M x 36

(1) 2M x 36

None

None

16MB

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

17MB

(1) 4M x 36

(1) 256K x 36

None

None

18MB

(1) 4M x 36

(1) 256K x 36

(1) 256K x 36

None

20MB

(1) 4M x 36

(1) 1M x 36

None

None

22MB

(1) 4M x 36

(1) 512K x 36

(1) 512K x 36

(1) 512K x 36

24MB

(1) 4M x 36

(1) 1M x 36

(1) 1M x 36

None

28MB

(1) 4M x 36

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

32MB

(1) 8M x 36

None

None

None

32MB

(1) 4M x 36

(1) 4M x 36

None

None

DRAM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

Bank 3

32MB

(1) 2M x 36

(1) 2M x 36

(1) 2M x 36

(1) 2M x 36

34MB

(1) 8M x 36

(1) 512K x 36

None

None

36MB

(1) 8M x 36

(1) 1M x 36

None

None

40MB

(1) 2M x 36

(1) 8M x 36

None

None

44MB

(1) 8M x 36

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

48MB

(1) 8M x 36

(1) 2M x 36

(1) 2M x 36

None

64MB

(1) 8M x 36

(1) 8M x 36

None

None

64MB

(1) 4M x 36

(1) 4M x 36

(1) 4M x 36

(1) 4M x 36

CACHE CONFIGURATION

Size

Bank 0

Bank 1

TAG

128KB

(4) 32K x 8

None

(1) 8K x 8

256KB

(4) 32K x 8

(4) 32K x 8

(1) 32K x 8

CACHE JUMPER CONFIGURATION

Size

J12

J13

J16

J17

J51

128KB

2 & 3

1 & 2

2 & 3

1 & 2

1 & 2

256KB

1 & 2

2 & 3

1 & 2

2 & 3

2 & 3

Note: Pins designated should be in the closed position.

VIDEO MEMORY CONFIGURATION

Note: The size of the video memory chip is unidentified.

CPU SPEED SELECTION

Speed

J37

25MHz

Closed

33MHz

Open

50iMHz

Closed

66iMHz

Open

CPU TYPE SELECTION

Processor installed

Processor upgrade

J24

J25

J31

80486SX

80486SX2

Pins 1 & 2 closed

Pins 2 & 3 closed

Pins 1 & 2 closed

80486SX

80487SX

Pins 2 & 3 closed

Pins 2 & 3 closed

Pins 1 & 2 closed

80486SX

80486DX

Pins 1 & 2 closed

Pins 2 & 3 closed

Pins 1 & 2 closed

80486SX

80486DX2

Pins 1 & 2 closed

Pins 2 & 3 closed

Pins 1 & 2 closed

80486SX

P24T

Pins 2 & 3 closed

Pins 2 & 3 closed

Pins 1 & 2 closed

80486SX2

P24T

Pins 2 & 3 closed

Pins 1 & 2 closed

Pins 2 & 3 closed

80486DX

80486SX2

Pins 2 & 3 closed

Pins 1 & 2 closed

Pins 2 & 3 closed

80486DX

80486DX2

Pins 1 & 2 closed

Pins 1 & 2 closed

Pins 2 & 3 closed

80486DX

P24T

Pins 1 & 2 closed

Pins 1 & 2 closed

Pins 2 & 3 closed

80486DX2

P24T

Pins 2 & 3 closed

Pins 1 & 2 closed

Pins 2 & 3 closed