EFA CORPORATION

4DMS-HL3G

Processor

CX486M6/CX486S/80486SX/SL80486SX/CX486M7/CX486DX/AM486DX/ 80486DX/AM486DXL/SL80486DX/CX486DX2/AM486DX2/80486DX2/ AM486DX2L/SL80486DX2/CX486DX2-V/80486DX4/Pentium Overdrive/SL Pentium Overdrive

Processor Speed

20/25/33/40/50(internal)/50/66(internal)/75(internal)/80(internal)/ 100(internal)MHz

Chip Set

SIS

Max. Onboard DRAM

128MB

Cache

64/128/256/512/1024KB

BIOS

Award

Dimensions

291mm x 223mm

I/O Options

32-bit VESA local bus slots (3)

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

External battery

JP1

Speaker

JP40

Turbo switch

JP37

Turbo LED

JP41

Reset switch

JP38

32-bit VESA local bus slots

SL1 - SL3

Power LED & keylock

JP39

   

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

»

Monitor type select color

JP2

pins 2 & 3 closed

 

Monitor type select monochrome/VGA

JP2

Open

»

CMOS memory normal operation

JP3

pins 1 & 2 closed

 

CMOS memory clear

JP3

pins 2 & 3 closed

»

Factory configured - do not alter

JP8

pins 1 & 2 closed

»

Factory configured - do not alter

JP20

pins 2 & 3 closed

»

Factory configured - do not alter

JP28

pins 1 & 2 closed

»

BIOS voltage select 5V

JP29

pins 1 & 2 closed

 

BIOS voltage select 12V

JP29

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) 256K x 36

(1) 256K x 36

NONE

NONE

2MB

(1) 512K x 36

NONE

NONE

NONE

4MB

(1) 256K x 36

(1) 256K x 36

(1) 512K x 36

NONE

4MB

(1) 512K x 36

(1) 512K x 36

NONE

NONE

4MB

(1) 1M x 36

NONE

NONE

NONE

5MB

(1) 256K x 36

(1) 1M x 36

NONE

NONE

6MB

(1) 256K x 36

(1) 256K x 36

(1) 1M x 36

NONE

6MB

(1) 512K x 36

(1) 1M x 36

NONE

NONE

8MB

(1) 256K x 36

(1) 256K x 36

(1) 512K x 36

(1) 1M x 36

8MB

(1) 512K x 36

(1) 512K x 36

(1) 1M x 36

NONE

8MB

(1) 1M x 36

(1) 1M x 36

NONE

NONE

8MB

(1) 2M x 36

NONE

NONE

NONE

10MB

(1) 256K x 36

(1) 256K x 36

(1) 1M x 36

(1) 1M x 36

12MB

(1) 512K x 36

(1) 512K x 36

(1) 1M x 36

(1) 1M x 36

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) 1M x 36

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

16MB

(1) 1M x 36

(1) 1M x 36

(1) 2M x 36

NONE

16MB

(1) 2M x 36

(1) 2M x 36

NONE

NONE

16MB

(1) 4M x 36

NONE

NONE

NONE

17MB

(1) 256K x 36

(1) 4M x 36

NONE

NONE

18MB

(1) 256K x 36

(1) 256K x 36

(1) 4M x 36

NONE

18MB

(1) 512K x 36

(1) 4M x 36

NONE

NONE

20MB

(1) 512K x 36

(1) 512K x 36

(1) 4M x 36

NONE

20MB

(1) 1M x 36

(1) 4M x 36

NONE

NONE

24MB

(1) 512K x 36

(1) 512K x 36

(1) 1M x 36

(1) 4M x 36

24MB

(1) 1M x 36

(1) 1M x 36

(1) 4M x 36

NONE

24MB

(1) 2M x 36

(1) 2M x 36

(1) 2M x 36

NONE

32MB

(1) 2M x 36

(1) 2M x 36

(1) 2M x 36

(1) 2M x 36

32MB

(1) 4M x 36

(1) 4M x 36

NONE

NONE

32MB

(1) 8M x 36

NONE

NONE

NONE

DRAM CONFIGURATION (CON’T)

36MB

(1) 512K x 36

(1) 512K x 36

(1) 4M x 36

(1) 4M x 36

36MB

(1) 1M x 36

(1) 4M x 36

(1) 4M x 36

NONE

36MB

(1) 1M x 36

(1) 8M x 36

NONE

NONE

40MB

(1) 1M x 36

(1) 1M x 36

(1) 4M x 36

(1) 4M x 36

40MB

(1) 2M x 36

(1) 8M x 36

NONE

NONE

48MB

(1) 4M x 36

(1) 4M x 36

(1) 4M x 36

NONE

48MB

(1) 4M 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

64MB

(1) 4M x 36

(1) 4M x 36

(1) 8M x 36

NONE

64MB

(1) 8M x 36

(1) 8M x 36

NONE

NONE

64MB

(1) 16M x 36

NONE

NONE

NONE

65MB

(1) 256K x 36

(1) 16M x 36

NONE

NONE

68MB

(1) 1M x 36

(1) 8M x 36

(1) 8M x 36

NONE

68MB

(1) 1M x 36

(1) 16M x 36

NONE

NONE

72MB

(1) 1M x 36

(1) 1M x 36

(1) 8M x 36

(1) 8M x 36

72MB

(1) 1M x 36

(1) 1M x 36

(1) 16M x 36

NONE

80MB

(1) 4M x 36

(1) 8M x 36

(1) 8M x 36

NONE

80MB

(1) 4M x 36

(1) 16M x 36

NONE

NONE

96MB

(1) 4M x 36

(1) 4M x 36

(1) 8M x 36

(1) 8M x 36

96MB

(1) 8M x 36

(1) 8M x 36

(1) 8M x 36

NONE

96MB

(1) 4M x 36

(1) 4M x 36

(1) 16M x 36

NONE

128MB

(1) 8M x 36

(1) 8M x 36

(1) 8M x 36

(1) 8M x 36

128MB

(1) 16M x 36

(1) 16M x 36

NONE

NONE

CACHE CONFIGURATION

Size

Bank 0

Bank 1

TAG

64KB

(4) 8K x 8

(4) 8K x 8

(1) 8K x 8

128KB

(4) 32K x 8

NONE

(1) 8K x 8

256KB

(4) 32K x 8

(4) 32K x 8

(1) 32K x 8

512KB

(4) 128K x 8

NONE

(1) 32K x 8

1MB

(4) 128K x 8

(4) 128K x 8

(1) 128K x 8

Note: The 32K x 8 chips have 28 pins, and the sockets have 32. When installing these chips, leave the topmost four pins empty.

CPU TYPE CONFIGURATION

Type

JP4

JP5

JP6

JP7

JP9

JP10

JP11

CX486M6

1 & 2

Open

Open

2 & 3

1 & 2

1 & 2

2 & 3

CX486S

1 & 2

Open

Open

2 & 3

1 & 2

1 & 2

2 & 3

80486SX

1 & 2

Open

Open

Open

1 & 2

Open

Open

SL80486SX

1 & 2

1 & 2

Open

4 & 5

1 & 2

2 & 3

1 & 2

CX486M7

1 & 2

Open

1 & 2

2 & 3

1 & 2

1 & 2

2 & 3

CX486DX

1 & 2

Open

1 & 2

2 & 3

1 & 2

1 & 2

2 & 3

AM486DX

1 & 2

Open

1 & 2

Open

1 & 2

Open

Open

80486DX

1 & 2

Open

Open

Open

1 & 2

Open

Open

AM486DXL

1 & 2

Open

1 & 2

Open

1 & 2

Open

Open

SL80486DX

1 & 2

1 & 2

1 & 2

4 & 5

1 & 2

2 & 3

1 & 2

CX486DX2

1 & 2

Open

1 & 2

2 & 3

1 & 2

1 & 2

2 & 3

AM486DX2

1 & 2

Open

1 & 2

Open

1 & 2

Open

Open

80486DX2

1 & 2

Open

Open

Open

1 & 2

Open

Open

AM486DX2L

1 & 2

Open

1 & 2

Open

1 & 2

Open

Open

SL80486DX2

1 & 2

1 & 2

1 & 2

4 & 5

1 & 2

2 & 3

1 & 2

CX486DX2-V

2 & 3

Open

1 & 2

2 & 3

1 & 2

1 & 2

2 & 3

80486DX4

2 & 3

1 & 2

1 & 2

4 & 5

2 & 3

2 & 3

1 & 2

P24T

1 & 2

Open

1 & 2

Open

1 & 2

Open

Open

P24D

1 & 2

1 & 2

1 & 2

4 & 5

1 & 2

2 & 3

1 & 2

Note: Pins designated should be in the closed position.

CPU TYPE CONFIGURATION (CON’T)

Type

JP12

JP13

JP14

JP15

JP16

JP21

JP22

CX486M6

2 & 3

2 & 3

2 & 3

Open

2 & 3

Open

1 & 2

CX486S

2 & 3

2 & 3

2 & 3

Open

2 & 3

Open

1 & 2

80486SX

2 & 3

Open

2 & 3

Open

Open

Open

2 & 3

SL80486SX

2 & 3

Open

2 & 3

Open

Open

Open

2 & 3

CX486M7

2 & 3

2 & 3

1 & 2

3 & 4

2 & 3

2 & 3

1 & 2

CX486DX

2 & 3

2 & 3

1 & 2

3 & 4

2 & 3

2 & 3

1 & 2

AM486DX

2 & 3

3 & 4

1 & 2

1 & 2

Open

Open

2 & 3

80486DX

2 & 3

Open

1 & 2

3 & 4

Open

Open

2 & 3

AM486DXL

2 & 3

3 & 4

1 & 2

1 & 2

Open

Open

2 & 3

SL80486DX

2 & 3

Open

1 & 2

3 & 4

Open

Open

2 & 3

CX486DX2

2 & 3

2 & 3

1 & 2

3 & 4

2 & 3

1 & 2

1 & 2

AM486DX2

2 & 3

3 & 4

1 & 2

1 & 2

Open

Open

2 & 3

80486DX2

2 & 3

Open

1 & 2

3 & 4

Open

Open

2 & 3

AM486DX2L

2 & 3

3 & 4

1 & 2

1 & 2

Open

Open

2 & 3

SL80486DX2

2 & 3

Open

1 & 2

3 & 4

Open

Open

2 & 3

CX486DX2-V

2 & 3

2 & 3

1 & 2

3 & 4

2 & 3

1 & 2

1 & 2

80486DX4

2 & 3

Open

1 & 2

3 & 4

Open

Open

2 & 3

P24T

1 & 2

Open

1 & 2

2 & 3

Open

Open

2 & 3

P24D

1 & 2

Open

1 & 2

2 & 3

Open

Open

2 & 3

Note: Pins designated should be in the closed position.

CPU TYPE CONFIGURATION (CON’T)

Type

JP23

JP36

JP42

JP43

JP44

JP45

CX486M6

2 & 3

1 & 2, 4 & 5

Open

1 & 2

1 & 2

Open

CX486S

2 & 3

1 & 2, 4 & 5

Open

1 & 2

1 & 2

Open

80486SX

1 & 2

1 & 2, 4 & 5

Open

1 & 2

1 & 2

Open

SL80486SX

1 & 2

1 & 2, 4 & 5

Open

1 & 2

1 & 2

Open

CX486M7

2 & 3

1 & 2, 4 & 5

Open

1 & 2

1 & 2

Open

CX486DX

2 & 3

1 & 2, 4 & 5

Open

1 & 2

1 & 2

Open

AM486DX

1 & 2

1 & 2, 4 & 5

Open

1 & 2

1 & 2

Open

80486DX

1 & 2

1 & 2, 4 & 5

Open

1 & 2

1 & 2

Open

AM486DXL

1 & 2

1 & 2, 4 & 5

Open

1 & 2

2 & 3

Open

SL80486DX

1 & 2

1 & 2, 4 & 5

Open

1 & 2

1 & 2

Open

CX486DX2

2 & 3

1 & 2, 4 & 5

Open

1 & 2

1 & 2

Open

AM486DX2

1 & 2

1 & 2, 4 & 5

Open

1 & 2

1 & 2

Open

80486DX2

1 & 2

1 & 2, 4 & 5

Open

1 & 2

1 & 2

Open

AM486DX2L

1 & 2

1 & 2, 4 & 5

Open

1 & 2

2 & 3

Open

SL80486DX2

1 & 2

1 & 2, 4 & 5

Open

1 & 2

1 & 2

Open

CX486DX2-V

2 & 3

2 & 3, 5 & 6

Open

1 & 2

1 & 2

1 & 2

80486DX4

1 & 2

2 & 3, 5 & 6

1 & 2

Open

1 & 2

Open

P24T

1 & 2

1 & 2, 4 & 5

Open

1 & 2

1 & 2

Open

P24D

1 & 2

1 & 2, 4 & 5

Open

1 & 2

1 & 2

Open

Note: Pins designated should be in the closed position.

CPU SPEED CONFIGURATION

Speed

JP24

JP25

JP26

JP30

JP31

20MHz

1 & 2

2 & 3

2 & 3

1 & 2

1 & 2

25MHz

2 & 3

2 & 3

1 & 2

1 & 2

1 & 2

33MHz

2 & 3

1 & 2

2 & 3

1 & 2

1 & 2

40MHz

1 & 2

2 & 3

1 & 2

2 & 3

2 & 3

50iMHz

2 & 3

2 & 3

1 & 2

1 & 2

1 & 2

50MHz

1 & 2

1 & 2

2 & 3

2 & 3

2 & 3

66iMHz

2 & 3

1 & 2

2 & 3

1 & 2

1 & 2

75iMHz

2 & 3

2 & 3

1 & 2

1 & 2

1 & 2

80iMHz

1 & 2

2 & 3

1 & 2

2 & 3

2 & 3

100iMHz

2 & 3

1 & 2

2 & 3

1 & 2

1 & 2

Note: Pins designated should be in the closed position.

CACHE JUMPER CONFIGURATION

Size

JP17

JP18

JP19

JP27

JP32

JP33

JP34

64KB

1 & 2

2 & 3

Open

2 & 3

1 & 2

1 & 2

1 & 2

128KB

2 & 3

1 & 2

1 & 2, 3 & 4

2 & 3

1 & 2

1 & 2

2 & 3

256KB

1 & 2

1 & 2

2 & 3, 4 & 5

2 & 3

1 & 2

2 & 3

2 & 3

512KB

2 & 3

1 & 2

1 & 2, 3 & 4

2 & 3

2 & 3

2 & 3

2 & 3

1MB

1 & 2

1 & 2

2 & 3, 4 & 5

1 & 2

2 & 3

2 & 3

2 & 3

Note: Pins designated are in the closed position.