IBM CORPORATION

APTIVA 2144, 2168 TYPE H-2, I-2

Processor

CX M1/Pentium

Processor Speed

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

Chip Set

Unidentified

Video Chip Set

Unidentified

Maximum Onboard Memory

128MB (EDO supported)

Maximum Video Memory

2MB

Cache

256/512KB

BIOS

Unidentified

Dimensions

330mm x 218mm

I/O Options

Floppy drive interface, IDE interfaces (2), parallel port, PS/2 mouse port, ports (2), VESA feature connector, VGA port, VGA interface, riser slot, cache slots (2), VRM connector, modem wake up connector, power supply connectors (2)

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

PS/2 mouse port

J1

32-bit PCI slots

J16

VGA port

J6

Power LED

J17 pins 1 & 2

Serial port 1

J7

IDE interface LED

J17 pins 3 & 4

Serial port 2

J8

VESA feature connector

J18

Parallel port

J9

External VRM connector

J19

Floppy drive interface

J10

Chassis fan power

J30

VGA interface

J11

Modem wake up connector

J31

IDE interface 1

J12

Speaker

JP1

IDE interface 2

J13

Riser slot

SL1

VRM connector

J14

Cache slot 2

SL2

Power supply connector

J15

Cache slot 1

SL3

USER CONFIGURABLE SETTINGS

Function

Label

Position

 

Flash BIOS normal operation

JP9

Pins 1 & 2 closed

 

Floppy drive write protect enabled

JP12

Pins 1 & 2 closed

 

Floppy drive write protect disabled

JP12

Open

 

Smart Energy System enabled

JP15

Pins 2 & 3 closed

 

Smart Energy System disabled

JP15

Pins 1 & 2 closed

?

CMOS memory normal operation

JP22

Pins 1 & 2 closed

 

CMOS memory clear

JP22

Open

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

24MB

(2) 2M x 36

(2) 1M 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

48MB

(2) 4M x 36

(2) 2M x 36

64MB

(2) 8M x 36

None

64MB

(2) 4M x 36

(2) 4M x 36

72MB

(2) 8M x 36

(2) 1M x 36

80MB

(2) 8M x 36

(2) 2M x 36

96MB

(2) 8M x 36

(2) 4M x 36

128MB

(2) 8M x 36

(2) 8M x 36

Note: Board accepts EDO memory. Board also accepts x 32 SIMMs. Banks are interchangeable.

DRAM JUMPER CONFIGURATION

Type

JP20

Normal DRAM

Pins 1 & 2 closed

EDO DRAM

Pins 2 & 3 closed

CACHE CONFIGURATION

Size

SL1

SL2

256KB

256KB module installed

Not installed

512KB

256KB module installed

256KB module installed

CACHE JUMPER CONFIGURATION

Size

JP6

256KB

Pins 1 & 3, 2 & 4 closed

512KB

Pins 3 & 5, 4 & 6 closed

VIDEO MEMORY CONFIGURATION

Size

Bank 0

Bank 1

1MB

1MB

None

2MB

1MB

(2) 256K x 16

Note: The location of bank 0 is unidentified.

CPU SPEED SELECTION

CPU speed

Clock speed

Multiplier

JP2

JP3

JP25

75MHz

50MHz

1.5x

1 & 3, 2 & 4

1 & 3

1 & 2

90MHz

60MHz

1.5x

1 & 3, 4 & 6

1 & 3

1 & 2

100MHz

66MHz

1.5x

3 & 5, 4 & 6

1 & 3

1 & 2

120MHz

60MHz

2x

1 & 3, 4 & 6

1 & 3, 2 & 4

1 & 2

133MHz

66MHz

2x

3 & 5, 4 & 6

1 & 3, 2 & 4

1 & 2

150MHz

60MHz

2.5x

1 & 3, 4 & 6

1 & 3, 2 & 4

2 & 3

166MHz

66MHz

2.5x

3 & 5, 4 & 6

1 & 3, 2 & 4

2 & 3

Note: Pins designated should be in the closed position.

CPU TYPE SELECTION

Type

JP18

JP19

Cyrix

Pins 2 & 3 closed

Pins 2 & 3 closed

Intel

Pins 1 & 2 closed

Pins 1 & 2 closed

CPU VOLTAGE SELECTION

Voltage

JP21

3.3v

Pins 2 & 3 closed

5v

Pins 1 & 2 closed