DX-9500 VER. 1.0

AMPTRON INTERNATIONAL, INC.

DX-9500 VER. 1.0

Processor

CX486DX/IBM486DX/TI486DX/SGS486DX/80486DX/CX486DX2/IBM486DX2/ TI486DX2/SGS486DX2/AM486DX2/80486DX2/CX486DX4/IBM486DX4/ TI486DX4/SGS486DX4/AM486DX4/80486DX4/P24D/P24T/CX5X86/AM K5

Processor Speed

25/33/40/50(internal)/50/66(internal)/75(internal)/80(internal)/100(internal)/ 120(internal)MHz

Chip Set

UMC

Max. Onboard DRAM

256MB

Cache

64/128/256/512/1024KB

BIOS

AMI

Dimensions

254mm x 218mm

I/O Options

32-bit VESA local bus slot, 32-bit PCI slots (3), floppy drive interface, green PC connector, IDE interfaces (2), parallel port, serial ports (2)

NPU Options

none

CONNECTIONS

Purpose

Location

Purpose

Location

Serial port 1

CN1

Reset switch

JP13

Serial port 2

CN2

Green PC connector

JP14

Floppy drive interface

CN3

IDE interface LED

JP15

Parallel port

CN4

Power LED & keylock

JP16

IDE interface 2

CN5

Speaker

JP17

IDE interface 1

CN6

Turbo LED

JP18

Green PC connector (monitor)

JP1

32-bit PCI slots

PC1 - PC3

External battery

JP2

32-bit VESA local bus slot

SL1

Turbo switch

JP12

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

Battery type select internal

JP2

Pins 2 & 3 closed

Battery type select external

JP2

Closed

CMOS memory clear

JP2

Pins 3 & 4 closed

»

Factory configured - do not alter

JP3

N/A

»

Factory configured - do not alter

JP4

N/A

Flash BIOS voltage select 5v

JP5

Pins 1 & 2 closed

Flash BIOS voltage select 12v

JP5

Pins 2 & 3 closed

»

Factory configured - do not alter

JP6

N/A

Note: The location of JP5 is unidentified.

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

3MB

(1) 256K x 36

(1) 256K x 36

(1) 256K x 36

None

4MB

(1) 1M x 36

None

None

None

4MB

(1) 256K x 36

(1) 256K x 36

(1) 256K x 36

(1) 256K x 36

5MB

(1) 1M x 36

(1) 256K x 36

None

None

5MB

(1) 256K x 36

(1) 1M x 36

None

None

6MB

(1) 1M x 36

(1) 256K x 36

(1) 256K x 36

None

7MB

(1) 1M x 36

(1) 256K x 36

(1) 256K x 36

(1) 256K x 36

8MB

(1) 2M x 36

None

None

None

8MB

(1) 1M x 36

(1) 1M x 36

None

None

9MB

(1) 2M x 36

(1) 256K x 36

None

None

9MB

(1) 256K x 36

(1) 1M x 36

(1) 1M x 36

None

9MB

(1) 256K x 36

(1) 2M x 36

None

None

10MB

(1) 2M x 36

(1) 256K x 36

(1) 256K x 36

None

11MB

(1) 2M x 36

(1) 256K x 36

(1) 256K x 36

(1) 256K x 36

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

13MB

(1) 256K x 36

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

DRAM CONFIGURATION (CON’T)

Size

Bank 0

Bank 1

Bank 2

Bank 3

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

17MB

(1) 4M x 36

(1) 256K x 36

None

None

17MB

(1) 256K x 36

(1) 2M x 36

(1) 2M x 36

None

17MB

(1) 256K x 36

(1) 4M x 36

None

None

18MB

(1) 4M x 36

(1) 256K x 36

(1) 256K x 36

None

19MB

(1) 4M x 36

(1) 256K x 36

(1) 256K x 36

(1) 256K x 36

20MB

(1) 4M x 36

(1) 1M x 36

None

None

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

20MB

(1) 1M x 36

(1) 4M x 36

None

None

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

24MB

(1) 2M x 36

(1) 4M x 36

None

None

25MB

(1) 256K x 36

(1) 2M x 36

(1) 2M x 36

(1) 2M x 36

28MB

(1) 4M x 36

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

28MB

(1) 1M x 36

(1) 2M x 36

(1) 2M x 36

(1) 2M 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

33MB

(1) 8M x 36

(1) 256K x 36

None

None

33MB

(1) 256K x 36

(1) 4M x 36

(1) 4M x 36

None

33MB

(1) 256K x 36

(1) 8M x 36

None

None

34MB

(1) 8M x 36

(1) 256K x 36

(1) 256K x 36

None

35MB

(1) 8M x 36

(1) 256K x 36

(1) 256K x 36

(1) 256K x 36

36MB

(1) 8M x 36

(1) 1M x 36

None

None

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) 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

40MB

(1) 2M x 36

(1) 4M x 36

(1) 4M x 36

None

40MB

(1) 2M x 36

(1) 8M x 36

None

None

44MB

(1) 8M x 36

(1) 1M x 36

(1) 1M x 36

(1) 1M 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

48MB

(1) 4M x 36

(1) 8M x 36

None

None

49MB

(1) 256K x 36

(1) 4M x 36

(1) 4M x 36

(1) 4M x 36

DRAM CONFIGURATION (CON’T)

Size

Bank 0

Bank 1

Bank 2

Bank 3

52MB

(1) 1M x 36

(1) 4M x 36

(1) 4M x 36

(1) 4M x 36

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

65MB

(1) 256K x 36

(1) 8M x 36

(1) 8M x 36

None

68MB

(1) 1M x 36

(1) 8M x 36

(1) 8M x 36

None

72MB

(1) 2M x 36

(1) 8M x 36

(1) 8M x 36

None

80MB

(1) 8M x 36

(1) 4M x 36

(1) 4M x 36

(1) 4M x 36

80MB

(1) 4M x 36

(1) 8M x 36

(1) 8M x 36

None

96MB

(1) 8M x 36

(1) 8M x 36

(1) 8M x 36

None

97MB

(1) 256K x 36

(1) 8M x 36

(1) 8M x 36

(1) 8M x 36

100MB

(1) 1M x 36

(1) 8M x 36

(1) 8M x 36

(1) 8M x 36

104MB

(1) 2M x 36

(1) 8M x 36

(1) 8M x 36

(1) 8M x 36

112MB

(1) 4M x 36

(1) 8M x 36

(1) 8M x 36

(1) 8M x 36

128MB

(1) 32M x 36

None

None

None

128MB

(1) 8M x 36

(1) 8M x 36

(1) 8M x 36

(1) 8M x 36

129MB

(1) 32M x 36

(1) 256K x 36

None

None

131MB

(1) 32M x 36

(1) 256K x 36

(1) 256K x 36

(1) 256K x 36

132MB

(1) 32M x 36

(1) 1M x 36

None

None

136MB

(1) 32M x 36

(1) 1M x 36

(1) 1M x 36

None

136MB

(1) 32M x 36

(1) 2M x 36

None

None

140MB

(1) 32M x 36

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

144MB

(1) 32M x 36

(1) 2M x 36

(1) 2M x 36

None

144MB

(1) 32M x 36

(1) 4M x 36

None

None

152MB

(1) 32M x 36

(1) 2M x 36

(1) 2M x 36

(1) 2M x 36

160MB

(1) 32M x 36

(1) 4M x 36

(1) 4M x 36

None

160MB

(1) 32M x 36

(1) 8M x 36

None

None

176MB

(1) 32M x 36

(1) 4M x 36

(1) 4M x 36

(1) 4M x 36

192MB

(1) 32M x 36

(1) 8M x 36

(1) 8M x 36

None

224MB

(1) 32M x 36

(1) 8M x 36

(1) 8M x 36

(1) 8M x 36

256MB

(1) 64M x 36

None

None

None

256MB

(1) 32M x 36

(1) 32M 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 (A)

(4) 32K x 8

(4) 32K x 8

(1) 32K x 8

256KB (B)

(4) 64K x 8

None

(1) 32K x 8

512KB (A)

(4) 64K x 8

(4) 64K x 8

(1) 32K x 8

512KB (B)

(4) 128K x 8

None

(1) 32K x 8

1MB

(4) 128K x 8

(4) 128K x 8

(1) 64K x 8

CACHE JUMPER CONFIGURATION

Note: Settings for JP8 & JP9 are not available from manufacturer.

CPU TYPE CONFIGURATION

Type

JP10

JP11

JP24

JP25

JP26

CX486DX

1 & 2

2 & 3

1 & 2, 3 & 4

3 & 4

1 & 2

IBM486DX

1 & 2

2 & 3

1 & 2, 3 & 4

3 & 4

1 & 2

TI486DX

1 & 2

2 & 3

1 & 2, 3 & 4

3 & 4

1 & 2

SGS486DX

1 & 2

2 & 3

1 & 2, 3 & 4

3 & 4

1 & 2

80486DX

1 & 2

1 & 2

1 & 2, 3 & 4

3 & 4

Open

CX486DX2

1 & 2

2 & 3

1 & 2, 3 & 4

3 & 4

1 & 2

IBM486DX2

1 & 2

2 & 3

1 & 2, 3 & 4

3 & 4

1 & 2

TI486DX2

1 & 2

2 & 3

1 & 2, 3 & 4

3 & 4

1 & 2

SGS486DX2

1 & 2

2 & 3

1 & 2, 3 & 4

3 & 4

1 & 2

AM486DX2

1 & 2

1 & 2

1 & 2, 3 & 4

3 & 4

Open

80486DX2

1 & 2

1 & 2

1 & 2, 3 & 4

3 & 4

Open

CX486DX4

1 & 2

2 & 3

1 & 2, 3 & 4

3 & 4

1 & 2, 3 & 4

(SL)CX486DX4

1 & 2

2 & 3

1 & 2, 3 & 4

3 & 4

1 & 2

IBM486DX4

1 & 2

2 & 3

1 & 2, 3 & 4

3 & 4

1 & 2, 3 & 4

(SL)IBM486DX4

1 & 2

2 & 3

1 & 2, 3 & 4

3 & 4

1 & 2

TI486DX4

1 & 2

2 & 3

1 & 2, 3 & 4

3 & 4

1 & 2, 3 & 4

(SL)TI486DX4

1 & 2

2 & 3

1 & 2, 3 & 4

3 & 4

1 & 2

SGS486DX4

1 & 2

2 & 3

1 & 2, 3 & 4

3 & 4

1 & 2, 3 & 4

(SL)SGS486DX4

1 & 2

2 & 3

1 & 2, 3 & 4

3 & 4

1 & 2

AM486DX4

1 & 2

1 & 2

1 & 2, 3 & 4

3 & 4

Open

(SL)AM486DX4

1 & 2

1 & 2

1 & 2, 3 & 4

3 & 4

1 & 2, 3 & 4

80486DX4

1 & 2

1 & 2

1 & 2, 3 & 4

3 & 4

1 & 2

P24D

1 & 2

1 & 2

1 & 2, 3 & 4

3 & 4

1 & 2, 3 & 4

P24T

1 & 2

1 & 2

1 & 2, 3 & 4

2 & 3

1 & 2

CX5X86

1 & 2

1 & 2

1 & 2, 3 & 4

3 & 4

1 & 2, 3 & 4

CX5X86-133

1 & 2

1 & 2

1 & 2, 3 & 4

3 & 4

1 & 2, 3 & 4

AM K5

1 & 2

1 & 2

1 & 2, 3 & 4

3 & 4

1 & 2, 3 & 4

Note: Pins designated should be in the closed position.

CPU TYPE CONFIGURATION (CON’T)

Type

JP27

JP28

JP29

JP30

JP31

CX486DX

2 & 3

1 & 2

2 & 3

2 & 3

1 & 2, 3 & 4

IBM486DX

2 & 3

1 & 2

2 & 3

2 & 3

1 & 2, 3 & 4

TI486DX

2 & 3

1 & 2

2 & 3

2 & 3

1 & 2, 3 & 4

SGS486DX

2 & 3

1 & 2

2 & 3

2 & 3

1 & 2, 3 & 4

80486DX

Open

2 & 3

Open

Open

Open

CX486DX2

2 & 3

1 & 2

2 & 3

2 & 3

1 & 2, 3 & 4

IBM486DX2

2 & 3

1 & 2

2 & 3

2 & 3

1 & 2, 3 & 4

TI486DX2

2 & 3

1 & 2

2 & 3

2 & 3

1 & 2, 3 & 4

SGS486DX2

2 & 3

1 & 2

2 & 3

2 & 3

1 & 2, 3 & 4

AM486DX2

Open

2 & 3

Open

Open

Open

80486DX2

Open

2 & 3

Open

Open

Open

CX486DX4

3 & 4

1 & 2

1 & 2, 3 & 4

Open

2 & 3, 4 & 5

(SL)CX486DX4

2 & 3

1 & 2

2 & 3

2 & 3

1 & 2, 3 & 4

IBM486DX4

3 & 4

1 & 2

1 & 2, 3 & 4

Open

2 & 3, 4 & 5

(SL)IBM486DX4

2 & 3

1 & 2

2 & 3

2 & 3

1 & 2, 3 & 4

TI486DX4

3 & 4

1 & 2

1 & 2, 3 & 4

Open

2 & 3, 4 & 5

(SL)TI486DX4

2 & 3

1 & 2

2 & 3

2 & 3

1 & 2, 3 & 4

SGS486DX4

3 & 4

1 & 2

1 & 2, 3 & 4

Open

2 & 3, 4 & 5

(SL)SGS486DX4

2 & 3

1 & 2

2 & 3

2 & 3

1 & 2, 3 & 4

AM486DX4

Open

2 & 3

Open

Open

Open

(SL)AM486DX4

3 & 4

1 & 2

1 & 2, 3 & 4

Open

2 & 3, 4 & 5

80486DX4

Open

1 & 2

1 & 2

Open

2 & 3, 4 & 5

P24D

3 & 4

1 & 2

1 & 2, 3 & 4

Open

2 & 3, 4 & 5

P24T

1 & 2

2 & 3

1 & 2

1 & 2

2 & 3, 4 & 5

CX5X86

3 & 4

1 & 2

1 & 2, 3 & 4

Open

2 & 3, 4 & 5

CX5X86-133

3 & 4

1 & 2

1 & 2, 3 & 4

Open

2 & 3, 4 & 5

AM K5

3 & 4

1 & 2

1 & 2, 3 & 4

Open

2 & 3, 4 & 5

Note: Pins designated should be in the closed position.

CPU TYPE CONFIGURATION (CON’T)

Type

JP32

JP33

JP34

JP35

CX486DX

Open

Open

Pins 1 & 2 closed

Open

IBM486DX

Open

Open

Pins 1 & 2 closed

Open

TI486DX

Open

Open

Pins 1 & 2 closed

Open

SGS486DX

Open

Open

Pins 1 & 2 closed

Open

80486DX

Closed

Closed

Open

Pins 2 & 3 closed

CX486DX2

Open

Open

Pins 1 & 2 closed

Open

IBM486DX2

Open

Open

Pins 1 & 2 closed

Open

TI486DX2

Open

Open

Pins 1 & 2 closed

Open

SGS486DX2

Open

Open

Pins 1 & 2 closed

Open

AM486DX2

Closed

Closed

Open

Pins 2 & 3 closed

80486DX2

Closed

Closed

Open

Pins 2 & 3 closed

CX486DX4

Open

Open

Open

Open

(SL)CX486DX4

Open

Open

Pins 1 & 2 closed

Open

IBM486DX4

Open

Open

Open

Open

(SL)IBM486DX4

Open

Open

Pins 1 & 2 closed

Open

TI486DX4

Open

Open

Open

Open

(SL)TI486DX4

Open

Open

Pins 1 & 2 closed

Open

SGS486DX4

Open

Open

Open

Open

(SL)SGS486DX4

Open

Open

Pins 1 & 2 closed

Open

AM486DX4

Closed

Closed

Open

Pins 1 & 2 closed

(SL)AM486DX4

Open

Open

Open

Pins 1 & 2 closed

80486DX4

Open

Open

Open

Pins 2 & 3 closed

P24D

Open

Open

Open

Pins 1 & 2 closed

P24T

Open

Open

Pins 2 & 3 closed

Pins 2 & 3 closed

CX5X86

Open

Open

Open

Pins 1 & 2 closed

CX5X86-133

Open

Closed

Open

Pins 1 & 2 closed

AM K5

Open

Closed

Open

Pins 1 & 2 closed

CPU SPEED CONFIGURATION

Speed

JP7

25MHz

Pins 5 & 6 closed

33MHz

Pins 1 & 2, 3 & 4, 5 & 6 closed

40MHz

Pins 3 & 4, 5 & 6 closed

50iMHz

Pins 5 & 6 closed

50MHz

Pins 1 & 2 closed

66iMHz

Pins 1 & 2, 3 & 4, 5 & 6 closed

75iMHz

Pins 5 & 6 closed

80iMHz

Pins 3 & 4, 5 & 6 closed

100iMHz

Pins 1 & 2, 3 & 4, 5 & 6 closed

120iMHz

Pins 3 & 4, 5 & 6 closed

133iMHz

Pins 1 & 2, 3 & 4, 5 & 6 closed

CPU VOLTAGE CONFIGURATION

Voltage

JP19

JP20

JP21

JP22

JP23

3.3v

1 & 2

1 & 2

1 & 2

1 & 2

Closed

4v

1 & 2

1 & 2

1 & 2

1 & 2

Open

5v

2 & 3

2 & 3

2 & 3

2 & 3

Closed

Note: Pins designated should be in the closed position.

Processor	CX486DX/IBM486DX/TI486DX/SGS486DX/80486DX/CX486DX2/IBM486DX2/ TI486DX2/SGS486DX2/AM486DX2/80486DX2/CX486DX4/IBM486DX4/ TI486DX4/SGS486DX4/AM486DX4/80486DX4/P24D/P24T/CX5X86/AM K5
Processor Speed	25/33/40/50(internal)/50/66(internal)/75(internal)/80(internal)/100(internal)/ 120(internal)MHz
Chip Set	UMC
Max. Onboard DRAM	256MB
Cache	64/128/256/512/1024KB
BIOS	AMI
Dimensions	254mm x 218mm
I/O Options	32-bit VESA local bus slot, 32-bit PCI slots (3), floppy drive interface, green PC connector, IDE interfaces (2), parallel port, serial ports (2)
NPU Options	none

CONNECTIONS
Purpose	Location	Purpose	Location
Serial port 1	CN1	Reset switch	JP13
Serial port 2	CN2	Green PC connector	JP14
Floppy drive interface	CN3	IDE interface LED	JP15
Parallel port	CN4	Power LED & keylock	JP16
IDE interface 2	CN5	Speaker	JP17
IDE interface 1	CN6	Turbo LED	JP18
Green PC connector (monitor)	JP1	32-bit PCI slots	PC1 - PC3
External battery	JP2	32-bit VESA local bus slot	SL1
Turbo switch	JP12

USER CONFIGURABLE SETTINGS
Function		Jumper	Position
	Battery type select internal	JP2	Pins 2 & 3 closed
	Battery type select external	JP2	Closed
	CMOS memory clear	JP2	Pins 3 & 4 closed
»	Factory configured - do not alter	JP3	N/A
»	Factory configured - do not alter	JP4	N/A
	Flash BIOS voltage select 5v	JP5	Pins 1 & 2 closed
	Flash BIOS voltage select 12v	JP5	Pins 2 & 3 closed
»	Factory configured - do not alter	JP6	N/A
Note: The location of JP5 is unidentified.

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
3MB	(1) 256K x 36	(1) 256K x 36	(1) 256K x 36	None
4MB	(1) 1M x 36	None	None	None
4MB	(1) 256K x 36	(1) 256K x 36	(1) 256K x 36	(1) 256K x 36
5MB	(1) 1M x 36	(1) 256K x 36	None	None
5MB	(1) 256K x 36	(1) 1M x 36	None	None
6MB	(1) 1M x 36	(1) 256K x 36	(1) 256K x 36	None
7MB	(1) 1M x 36	(1) 256K x 36	(1) 256K x 36	(1) 256K x 36
8MB	(1) 2M x 36	None	None	None
8MB	(1) 1M x 36	(1) 1M x 36	None	None
9MB	(1) 2M x 36	(1) 256K x 36	None	None
9MB	(1) 256K x 36	(1) 1M x 36	(1) 1M x 36	None
9MB	(1) 256K x 36	(1) 2M x 36	None	None
10MB	(1) 2M x 36	(1) 256K x 36	(1) 256K x 36	None
11MB	(1) 2M x 36	(1) 256K x 36	(1) 256K x 36	(1) 256K x 36
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
13MB	(1) 256K x 36	(1) 1M x 36	(1) 1M x 36	(1) 1M x 36

DRAM CONFIGURATION (CON’T)
Size	Bank 0	Bank 1	Bank 2	Bank 3
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
17MB	(1) 4M x 36	(1) 256K x 36	None	None
17MB	(1) 256K x 36	(1) 2M x 36	(1) 2M x 36	None
17MB	(1) 256K x 36	(1) 4M x 36	None	None
18MB	(1) 4M x 36	(1) 256K x 36	(1) 256K x 36	None
19MB	(1) 4M x 36	(1) 256K x 36	(1) 256K x 36	(1) 256K x 36
20MB	(1) 4M x 36	(1) 1M x 36	None	None
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
20MB	(1) 1M x 36	(1) 4M x 36	None	None
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
24MB	(1) 2M x 36	(1) 4M x 36	None	None
25MB	(1) 256K x 36	(1) 2M x 36	(1) 2M x 36	(1) 2M x 36
28MB	(1) 4M x 36	(1) 1M x 36	(1) 1M x 36	(1) 1M x 36
28MB	(1) 1M x 36	(1) 2M x 36	(1) 2M x 36	(1) 2M 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
33MB	(1) 8M x 36	(1) 256K x 36	None	None
33MB	(1) 256K x 36	(1) 4M x 36	(1) 4M x 36	None
33MB	(1) 256K x 36	(1) 8M x 36	None	None
34MB	(1) 8M x 36	(1) 256K x 36	(1) 256K x 36	None
35MB	(1) 8M x 36	(1) 256K x 36	(1) 256K x 36	(1) 256K x 36
36MB	(1) 8M x 36	(1) 1M x 36	None	None
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) 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
40MB	(1) 2M x 36	(1) 4M x 36	(1) 4M x 36	None
40MB	(1) 2M x 36	(1) 8M x 36	None	None
44MB	(1) 8M x 36	(1) 1M x 36	(1) 1M x 36	(1) 1M 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
48MB	(1) 4M x 36	(1) 8M x 36	None	None
49MB	(1) 256K x 36	(1) 4M x 36	(1) 4M x 36	(1) 4M x 36

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 (A)	(4) 32K x 8	(4) 32K x 8	(1) 32K x 8
256KB (B)	(4) 64K x 8	None	(1) 32K x 8
512KB (A)	(4) 64K x 8	(4) 64K x 8	(1) 32K x 8
512KB (B)	(4) 128K x 8	None	(1) 32K x 8
1MB	(4) 128K x 8	(4) 128K x 8	(1) 64K x 8

CPU TYPE CONFIGURATION
Type	JP10	JP11	JP24	JP25	JP26
CX486DX	1 & 2	2 & 3	1 & 2, 3 & 4	3 & 4	1 & 2
IBM486DX	1 & 2	2 & 3	1 & 2, 3 & 4	3 & 4	1 & 2
TI486DX	1 & 2	2 & 3	1 & 2, 3 & 4	3 & 4	1 & 2
SGS486DX	1 & 2	2 & 3	1 & 2, 3 & 4	3 & 4	1 & 2
80486DX	1 & 2	1 & 2	1 & 2, 3 & 4	3 & 4	Open
CX486DX2	1 & 2	2 & 3	1 & 2, 3 & 4	3 & 4	1 & 2
IBM486DX2	1 & 2	2 & 3	1 & 2, 3 & 4	3 & 4	1 & 2
TI486DX2	1 & 2	2 & 3	1 & 2, 3 & 4	3 & 4	1 & 2
SGS486DX2	1 & 2	2 & 3	1 & 2, 3 & 4	3 & 4	1 & 2
AM486DX2	1 & 2	1 & 2	1 & 2, 3 & 4	3 & 4	Open
80486DX2	1 & 2	1 & 2	1 & 2, 3 & 4	3 & 4	Open
CX486DX4	1 & 2	2 & 3	1 & 2, 3 & 4	3 & 4	1 & 2, 3 & 4
(SL)CX486DX4	1 & 2	2 & 3	1 & 2, 3 & 4	3 & 4	1 & 2
IBM486DX4	1 & 2	2 & 3	1 & 2, 3 & 4	3 & 4	1 & 2, 3 & 4
(SL)IBM486DX4	1 & 2	2 & 3	1 & 2, 3 & 4	3 & 4	1 & 2
TI486DX4	1 & 2	2 & 3	1 & 2, 3 & 4	3 & 4	1 & 2, 3 & 4
(SL)TI486DX4	1 & 2	2 & 3	1 & 2, 3 & 4	3 & 4	1 & 2
SGS486DX4	1 & 2	2 & 3	1 & 2, 3 & 4	3 & 4	1 & 2, 3 & 4
(SL)SGS486DX4	1 & 2	2 & 3	1 & 2, 3 & 4	3 & 4	1 & 2
AM486DX4	1 & 2	1 & 2	1 & 2, 3 & 4	3 & 4	Open
(SL)AM486DX4	1 & 2	1 & 2	1 & 2, 3 & 4	3 & 4	1 & 2, 3 & 4
80486DX4	1 & 2	1 & 2	1 & 2, 3 & 4	3 & 4	1 & 2
P24D	1 & 2	1 & 2	1 & 2, 3 & 4	3 & 4	1 & 2, 3 & 4
P24T	1 & 2	1 & 2	1 & 2, 3 & 4	2 & 3	1 & 2
CX5X86	1 & 2	1 & 2	1 & 2, 3 & 4	3 & 4	1 & 2, 3 & 4
CX5X86-133	1 & 2	1 & 2	1 & 2, 3 & 4	3 & 4	1 & 2, 3 & 4
AM K5	1 & 2	1 & 2	1 & 2, 3 & 4	3 & 4	1 & 2, 3 & 4
Note: Pins designated should be in the closed position.

CPU TYPE CONFIGURATION (CON’T)
Type	JP27	JP28	JP29	JP30	JP31
CX486DX	2 & 3	1 & 2	2 & 3	2 & 3	1 & 2, 3 & 4
IBM486DX	2 & 3	1 & 2	2 & 3	2 & 3	1 & 2, 3 & 4
TI486DX	2 & 3	1 & 2	2 & 3	2 & 3	1 & 2, 3 & 4
SGS486DX	2 & 3	1 & 2	2 & 3	2 & 3	1 & 2, 3 & 4
80486DX	Open	2 & 3	Open	Open	Open
CX486DX2	2 & 3	1 & 2	2 & 3	2 & 3	1 & 2, 3 & 4
IBM486DX2	2 & 3	1 & 2	2 & 3	2 & 3	1 & 2, 3 & 4
TI486DX2	2 & 3	1 & 2	2 & 3	2 & 3	1 & 2, 3 & 4
SGS486DX2	2 & 3	1 & 2	2 & 3	2 & 3	1 & 2, 3 & 4
AM486DX2	Open	2 & 3	Open	Open	Open
80486DX2	Open	2 & 3	Open	Open	Open
CX486DX4	3 & 4	1 & 2	1 & 2, 3 & 4	Open	2 & 3, 4 & 5
(SL)CX486DX4	2 & 3	1 & 2	2 & 3	2 & 3	1 & 2, 3 & 4
IBM486DX4	3 & 4	1 & 2	1 & 2, 3 & 4	Open	2 & 3, 4 & 5
(SL)IBM486DX4	2 & 3	1 & 2	2 & 3	2 & 3	1 & 2, 3 & 4
TI486DX4	3 & 4	1 & 2	1 & 2, 3 & 4	Open	2 & 3, 4 & 5
(SL)TI486DX4	2 & 3	1 & 2	2 & 3	2 & 3	1 & 2, 3 & 4
SGS486DX4	3 & 4	1 & 2	1 & 2, 3 & 4	Open	2 & 3, 4 & 5
(SL)SGS486DX4	2 & 3	1 & 2	2 & 3	2 & 3	1 & 2, 3 & 4
AM486DX4	Open	2 & 3	Open	Open	Open
(SL)AM486DX4	3 & 4	1 & 2	1 & 2, 3 & 4	Open	2 & 3, 4 & 5
80486DX4	Open	1 & 2	1 & 2	Open	2 & 3, 4 & 5
P24D	3 & 4	1 & 2	1 & 2, 3 & 4	Open	2 & 3, 4 & 5
P24T	1 & 2	2 & 3	1 & 2	1 & 2	2 & 3, 4 & 5
CX5X86	3 & 4	1 & 2	1 & 2, 3 & 4	Open	2 & 3, 4 & 5
CX5X86-133	3 & 4	1 & 2	1 & 2, 3 & 4	Open	2 & 3, 4 & 5
AM K5	3 & 4	1 & 2	1 & 2, 3 & 4	Open	2 & 3, 4 & 5
Note: Pins designated should be in the closed position.

CPU TYPE CONFIGURATION (CON’T)
Type	JP32	JP33	JP34	JP35
CX486DX	Open	Open	Pins 1 & 2 closed	Open
IBM486DX	Open	Open	Pins 1 & 2 closed	Open
TI486DX	Open	Open	Pins 1 & 2 closed	Open
SGS486DX	Open	Open	Pins 1 & 2 closed	Open
80486DX	Closed	Closed	Open	Pins 2 & 3 closed
CX486DX2	Open	Open	Pins 1 & 2 closed	Open
IBM486DX2	Open	Open	Pins 1 & 2 closed	Open
TI486DX2	Open	Open	Pins 1 & 2 closed	Open
SGS486DX2	Open	Open	Pins 1 & 2 closed	Open
AM486DX2	Closed	Closed	Open	Pins 2 & 3 closed
80486DX2	Closed	Closed	Open	Pins 2 & 3 closed
CX486DX4	Open	Open	Open	Open
(SL)CX486DX4	Open	Open	Pins 1 & 2 closed	Open
IBM486DX4	Open	Open	Open	Open
(SL)IBM486DX4	Open	Open	Pins 1 & 2 closed	Open
TI486DX4	Open	Open	Open	Open
(SL)TI486DX4	Open	Open	Pins 1 & 2 closed	Open
SGS486DX4	Open	Open	Open	Open
(SL)SGS486DX4	Open	Open	Pins 1 & 2 closed	Open
AM486DX4	Closed	Closed	Open	Pins 1 & 2 closed
(SL)AM486DX4	Open	Open	Open	Pins 1 & 2 closed
80486DX4	Open	Open	Open	Pins 2 & 3 closed
P24D	Open	Open	Open	Pins 1 & 2 closed
P24T	Open	Open	Pins 2 & 3 closed	Pins 2 & 3 closed
CX5X86	Open	Open	Open	Pins 1 & 2 closed
CX5X86-133	Open	Closed	Open	Pins 1 & 2 closed
AM K5	Open	Closed	Open	Pins 1 & 2 closed

CPU SPEED CONFIGURATION
Speed	JP7
25MHz	Pins 5 & 6 closed
33MHz	Pins 1 & 2, 3 & 4, 5 & 6 closed
40MHz	Pins 3 & 4, 5 & 6 closed
50iMHz	Pins 5 & 6 closed
50MHz	Pins 1 & 2 closed
66iMHz	Pins 1 & 2, 3 & 4, 5 & 6 closed
75iMHz	Pins 5 & 6 closed
80iMHz	Pins 3 & 4, 5 & 6 closed
100iMHz	Pins 1 & 2, 3 & 4, 5 & 6 closed
120iMHz	Pins 3 & 4, 5 & 6 closed
133iMHz	Pins 1 & 2, 3 & 4, 5 & 6 closed

CPU VOLTAGE CONFIGURATION
Voltage	JP19	JP20	JP21	JP22	JP23
3.3v	1 & 2	1 & 2	1 & 2	1 & 2	Closed
4v	1 & 2	1 & 2	1 & 2	1 & 2	Open
5v	2 & 3	2 & 3	2 & 3	2 & 3	Closed
Note: Pins designated should be in the closed position.