4DMS-HL3G

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.

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.