DATAEXPERT CORPORATION

EXP8049

Device Type

Mainboard

Processor

CX486SX/80486SX/SL80486SX/80487SX/UMC U5S/ODP486/ CX486DX/AM486DX/AM486DXL/80486DX/SL80486DX/CX486DX2/ AM486DX2/80486DX2/SL80486DX2/AM 486DX4/80486DX4/P24D/ P24T

Processor Speed

25/33/40/50(internal)/50/66(internal)/75(internal)/100(internal)MHz

Chip Set

ALI

Video Chip Set

None

Maximum Onboard Memory

64MB

Maximum Video Memory

None

Cache

128/256/512KB

BIOS

AMI, Phoenix

Dimensions

254mm x 218mm

I/O Options

32-bit PCI slots (4), floppy drive interface, green PC connector, IDE interface, parallel port, PS/2 mouse interface, serial ports (2), wake on modem connector

CONNECTIONS

Purpose

Location

Purpose

Location

Serial port 2

CN1

Turbo LED

J4

Serial port 1

CN2

Turbo switch

J5

Floppy drive interface

CN3

Power LED & keylock

J6

Parallel port

CN4

Speaker

J7

IDE interface

CN5

Wake on modem connector

JP12

External battery

J1

Green PC connector

JP13

IDE interface LED

J2

32-bit PCI slots

PC1 – PC4

Reset switch

J3

   

USER CONFIGURABLE SETTINGS

Function

Label

Position

 

Battery type select external

J1

Closed

 

CMOS memory clear

J1

Pins 1 & 2 closed

»

Parallel port unidirectional

JP2/pins 5 & 6

Closed

 

Parallel port bidirectional

JP2/pins 5 & 6

Open

 

Monitor type select color

JP7

Pins 2 & 3 closed

 

Monitor type select monochrome

JP7

Pins 1 & 2 closed

»

Factory configured - do not alter

JP11

Unidentified

»

Factory configured - do not alter

JP33

Unidentified

SIMM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

Bank 3

4MB

(1) 1M x 36

None

None

None

6MB

(1) 512K x 36

(1) 1M x 36

None

None

8MB

(1) 2M x 36

None

None

None

8MB

(1) 1M x 36

(1) 1M x 36

None

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

12MB

(1) 1M x 36

(1) 2M x 36

None

None

16MB

(1) 4M x 36

None

None

None

16MB

(1) 2M x 36

(1) 1M x 36

(1) 1M x 36

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

18MB

(1) 512K x 36

(1) 2M x 36

(1) 2M x 36

None

20MB

(1) 4M x 36

(1) 1M x 36

None

None

SIMM CONFIGURATION (CON’T)

Size

Bank 0

Bank 1

Bank 2

Bank 3

20MB

(1) 2M x 36

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

20MB

(1) 1M x 36

(1) 2M x 36

(1) 2M x 36

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

24MB

(1) 4M x 36

(1) 2M x 36

None

None

24MB

(1) 2M x 36

(1) 2M x 36

(1) 2M 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) 2M x 36

(1) 2M x 36

None

32MB

(1) 4M x 36

(1) 4M x 36

None

None

32MB

(1) 2M x 36

(1) 2M x 36

(1) 2M x 36

(1) 2M x 36

36MB

(1) 8M x 36

(1) 1M x 36

None

None

40MB

(1) 8M x 36

(1) 1M x 36

(1) 1M x 36

None

40MB

(1) 8M x 36

(1) 2M x 36

None

None

40MB

(1) 4M x 36

(1) 2M x 36

(1) 2M x 36

(1) 2M x 36

48MB

(1) 8M x 36

(1) 2M x 36

(1) 2M x 36

None

48MB

(1) 8M x 36

(1) 4M x 36

None

None

48MB

(1) 4M x 36

(1) 4M x 36

(1) 4M x 36

None

56MB

(1) 8M x 36

(1) 2M x 36

(1) 2M x 36

(1) 2M x 36

56MB

(1) 2M x 36

(1) 4M x 36

(1) 4M x 36

(1) 4M x 36

64MB

(1) 8M x 36

(1) 4M x 36

(1) 4M 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

TAG

128KB

(4) 32K x 8

(1) 8K x 8

256KB

(4) 64K x 8

(1) 32K x 8

512KB

(4) 128K x 8

(1) 32K x 8

CACHE JUMPER CONFIGURATION

Size

JP15

JP16

128KB

Open

Open

256KB

Closed

Open

512KB

Closed

Closed

CPU SPEED SELECTION

Speed

JP9

JP10

JP26

25MHz

3 & 4, 7 & 8

2 & 3

Open

33MHz

5 & 6, 7 & 8

2 & 3

Open

40MHz

1 & 2, 3 & 4, 5 & 6

1 & 2

Closed

50iMHz

3 & 4, 7 & 8

2 & 3

Open

50MHz

5 & 6

1 & 2

Closed

66iMHz

5 & 6, 7 & 8

2 & 3

Open

75iMHz

3 & 4, 7 & 8

2 & 3

Open

100iMHz

5 & 6, 7 & 8

2 & 3

Open

Note: Pins designated should be in the closed position.

CPU TYPE SELECTION

Type

JP17

JP18

JP20

JP21

CX486SX

5 & 6

1 & 2

Open

Closed

80486SX

Open

Open

Open

Open

SL80486SX

3 & 4

Open

Open

Open

80487SX

Open

Open

Open

Open

UMC U5S

Open

Open

Open

Open

ODP486

3 & 4

Open

Open

Open

CX486DX

5 & 6

1 & 2

Open

Closed

AM486DX

Open

Open

Open

Open

AM486DXL

1 & 2

Open

Open

Open

80486DX

Open

Open

Open

Open

SL80486DX

3 & 4

Open

Open

Open

CX486DX2

5 & 6

1 & 2

Open

Closed

AM486DX2

Open

Open

Open

Open

80486DX2

Open

Open

Open

Open

SL80486DX2

3 & 4

Open

Open

Open

AM 486DX4

Open

Open

Open

Open

80486DX4

3 & 4

Open

Open

Open

P24D

3 & 4

5 & 6

Closed

Open

P24T

3 & 4

Open

Open

Open

Note: Pins designated should be in the closed position.

CPU TYPE SELECTION (CON’T)

Type

JP22

JP23

JP24

JP27

CX486SX

Open

1 & 2

5 & 6

2 & 3

80486SX

Open

1 & 2

1 & 2

1 & 2

SL80486SX

Open

1 & 2

3 & 4

Open

80487SX

Open

1 & 2

1 & 2

1 & 2

UMC U5S

Open

1 & 2

1 & 2

Open

ODP486

Open

1 & 2

3 & 4

2 & 3

CX486DX

Open

1 & 2

5 & 6

2 & 3

AM486DX

Open

1 & 2

1 & 2

2 & 3

AM486DXL

Open

1 & 2

1 & 2

2 & 3

80486DX

Open

1 & 2

1 & 2

2 & 3

SL80486DX

Open

1 & 2

3 & 4

2 & 3

CX486DX2

Open

1 & 2

5 & 6

2 & 3

AM486DX2

Open

1 & 2

1 & 2

2 & 3

80486DX2

Open

1 & 2

1 & 2

2 & 3

SL80486DX2

Open

1 & 2

3 & 4

2 & 3

AM 486DX4

Open

1 & 2

1 & 2

2 & 3

80486DX4

Open

1 & 2

3 & 4

2 & 3

P24D

Closed

2 & 3

3 & 4

2 & 3

P24T

Closed

2 & 3

3 & 4

1 & 2

Note: Pins designated should be in the closed position.

CPU TYPE SELECTION (CON’T)

Type

JP28

JP29

JP30

CX486SX

2 & 3

5 & 6

Closed

80486SX

1 & 2

Open

Open

SL80486SX

1 & 2

3 & 4

Closed

80487SX

2 & 3

Open

Open

UMC U5S

1 & 2

Open

Open

ODP486

2 & 3

3 & 4

Closed

CX486DX

2 & 3

5 & 6

Closed

AM486DX

2 & 3

Open

Open

AM486DXL

2 & 3

1 & 2

Open

80486DX

2 & 3

Open

Open

SL80486DX

2 & 3

3 & 4

Closed

CX486DX2

2 & 3

5 & 6

Closed

AM486DX2

2 & 3

Open

Open

80486DX2

2 & 3

Open

Open

SL80486DX2

2 & 3

3 & 4

Closed

AM 486DX4

2 & 3

Open

Open

80486DX4

2 & 3

3 & 4

Closed

P24D

2 & 3

3 & 4

Closed

P24T

2 & 3

3 & 4

Closed

Note: Pins designated should be in the closed position.

CPU VOLTAGE SELECTION

Voltage

JP14

JP31

»

3.3v

Pins 2 & 3 closed

Pins 2 & 3 closed

 

5v

Pins 1 & 2 closed

Pins 1 & 2 closed

DMA CHANNEL SELECTIONN

Channel

JP2

JP34

1

Pins 1 & 2 closed

Pins 1 & 2 closed

3

Pins 3 & 4 closed

Pins 3 & 4 closed

GREEN PC SELECTION

Setting

JP8

Power fan

Pins 1 & 2 closed

Monitor power

Pins 3 & 4 closed

VGA H-sync

Pins 5 & 6 closed

VGA v-sync

Pins 7 & 8 closed