IBM CORPORATION

APTIVA 2168

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

1MB

Cache

None

BIOS

Unidentified

Dimensions

254mm x 218mm

I/O Options

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

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

VGA port

CN1

IDE interface 2

CN9

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 1

CN7

Wake up on ring connector

JP5

Floppy drive interface

CN8

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

 

Password normal operation

JP14

Pins 1 & 2 closed

 

Password clear

JP14

Pins 2 & 3 closed

DRAM CONFIGURATION

Size

Bank 0

Bank 1

2MB

(1) 512K x 36

None

4MB

(1) 1M x 36

None

6MB

(1) 512K x 36

(1) 1M x 36

8MB

(1) 2M x 36

None

10MB

(1) 512K x 36

(1) 2M x 36

12MB

(1) 2M x 36

(1) 1M x 36

16MB

(1) 4M x 36

None

16MB

(1) 2M x 36

(1) 2M x 36

18MB

(1) 4M x 36

(1) 512K x 36

20MB

(1) 1M x 36

(1) 4M x 36

24MB

(1) 4M x 36

(1) 2M x 36

32MB

(1) 8M x 36

None

32MB

(1) 4M x 36

(1) 4M x 36

34MB

(1) 8M x 36

(1) 512K x 36

36MB

(1) 1M x 36

(1) 8M x 36

40MB

(1) 8M x 36

(1) 2M x 36

48MB

(1) 4M x 36

(1) 8M x 36

64MB

(1) 8M x 36

(1) 8M x 36

Note: Banks are interchangeable.

VIDEO MEMORY CONFIGURATION

Size

Bank 0

Bank 1

512KB

512KB

None

1MB

512KB

(1) 256K x 16

Note: 1MB video memory may be already factory installed. Bank 0 is factory installed and is not configurable.

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