SHUTTLE COMPUTER INTERNATIONAL, INC.

HOT-433 (REV. 1)

Processor

CX486M6/80486SX/SL80486SX/UMCU5/CX486DX/AM486DX/80486DX/SL80486DX/CX486DX2/AM486DX2/8046DX2/SL80486DX2/CX486DX4/AM486DX4/80468DX4/P24D/P24T

Processor Speed

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

Chip Set

UMC

Maximum Onboard Memory

256MB

Cache

128/256/512/1024KB

BIOS

AMI

Dimensions

260mm x 220mm

I/O Options

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

NPU Options

None

CONNECTIONS

Function

Label

Function

Label

External battery

CN1

Green PC connector

JP6

Serial port 2

CN2

Reset switch

JP33

Serial port 1

CN3

Turbo switch

JP34

Parallel port

CN4

Green PC connector

JP35

Floppy drive interface

CN5

Green PC LED

LED1

IDE interface 2

CN6

IDE interface LED

LED2

IDE interface 1

CN7

PS/2 mouse port

MS1

Speaker

CN8

32-bit PCI slots

PC1 - PC4

Power LED & keylock

CN9

   

USER CONFIGURABLE SETTINGS

Setting

Label

Position

 

Flash BIOS voltage select 5v

JP8

Pins 2 & 3 closed

 

Flash BIOS voltage select 12v

JP8

Pins 1 & 2 closed

DRAM

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

3MB

(1) 256K x 36

(1) 256K x 36

(1) 256K x 36

None

4MB

(1) 256K x 36

(1) 256K x 36

(1) 256K x 36

(1) 256K x 36

4MB

(1) 512K x 36

(1) 512K x 36

None

None

4MB

(1) 1M x 36

None

None

None

6MB

(1) 512K x 36

(1) 512K x 36

(1) 512K x 36

None

6MB

(1) 256K x 36

(1) 256K x 36

(1) 512K x 36

(1) 512K x 36

8MB

(1) 512K x 36

(1) 512K x 36

(1) 512K x 36

(1) 512K x 36

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) 1M x 36

(1) 1M x 36

(1) 1M x 36

None

12MB

(1) 512K x 36

(1) 512K x 36

(1) 1M x 36

(1) 1M x 36

16MB

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

16MB

(1) 2M x 36

(1) 2M x 36

None

None

16MB

(1) 4M x 36

None

None

None

18MB

(1) 256K x 36

(1) 256K x 36

(1) 2M x 36

(1) 2M x 36

20MB

(1) 512K x 36

(1) 512K x 36

(1) 2M x 36

(1) 2M x 36

24MB

(1) 2M x 36

(1) 2M x 36

(1) 2M x 36

None

24MB

(1) 1M x 36

(1) 1M x 36

(1) 2M x 36

(1) 2M x 36

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

DRAM (CON’T)

Size

Bank 0

Bank 1

Bank 2

Bank 3

32MB

(1) 8M x 36

None

None

None

34MB

(1) 256K x 36

(1) 256K x 36

(1) 4M x 36

(1) 4M x 36

36MB

(1) 512K x 36

(1) 512K x 36

(1) 4M x 36

(1) 4M x 36

40MB

(1) 1M x 36

(1) 1M x 36

(1) 4M x 36

(1) 4M x 36

48MB

(1) 4M x 36

(1) 4M x 36

(1) 4M x 36

None

48MB

(1) 2M x 36

(1) 2M x 36

(1) 4M x 36

(1) 4M x 36

64MB

(1) 4M x 36

(1) 4M x 36

(1) 4M x 36

(1) 4M x 36

64MB

(1) 8M x 36

(1) 8M x 36

None

None

64MB

(1) 16M x 36

None

None

None

66MB

(1) 256K x 36

(1) 256K x 36

(1) 8M x 36

(1) 8M x 36

68MB

(1) 512K x 36

(1) 512K x 36

(1) 8M x 36

(1) 8M x 36

72MB

(1) 1M x 36

(1) 1M x 36

(1) 8M x 36

(1) 8M x 36

80MB

(1) 2M x 36

(1) 2M 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) 8M x 36

(1) 8M x 36

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

160MB

(1) 4M x 36

(1) 4M x 36

(1) 16M x 36

(1) 16M x 36

192MB

(1) 16M x 36

(1) 16M x 36

(1) 16M x 36

None

192MB

(1) 8M x 36

(1) 8M x 36

(1) 16M x 36

(1) 16M x 36

256MB

(1) 16M x 36

(1) 16M x 36

(1) 16M x 36

(1) 16M x 36

CACHE SIZE

Size

Bank 0

Bank 1

TAG

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) 128K x 8

None

(1) 32K x 8

512KB (B)

(4) 64K x 8

(4) 64K x 8

(1) 32K x 8

1MB

(4) 128K x 8

(4) 128K x 8

(1) 64K x 8

CACHE JUMPER

Size

JP11

JP12

JP13

JP14

128KB

Open

Open

2 & 3

Open

256KB (A)

Open

Open

1 & 2

1 & 2

256KB (B)

Open

1 & 2

2 & 3

1 & 2

512KB (A)

1 & 2

1 & 2

2 & 3

1 & 2, 3 & 4

512KB (B)

Open

2 & 3

1 & 2

1 & 2, 3 & 4

1MB

2 & 3

2 & 3

1 & 2

1 & 2, 3 & 4, 5 & 6

Note: Pins designated should be in the closed position.

CPU TYPE

Setting

JP10

JP17

JP19

JP20

JP21

CX486M6

1 & 3, 4 & 6

2 & 3

3 & 4

1 & 2, 3 & 4

1 & 2

80486SX

1 & 3, 2 & 4

Open

1 & 2

Open

Open

SL80486SX

1 & 3, 2 & 4

1 & 2

3 & 4

2 & 3, 4 & 5

1 & 2

UMC U5

2 & 4, 3 & 5

Open

1 & 2

Open

2 & 3

CX486DX

1 & 3, 4 & 6

2 & 3

3 & 4

1 & 2, 3 & 4

1 & 2

AM486DX

1 & 3, 2 & 4

Open

1 & 2

Open

Open

80486DX

1 & 3, 2 & 4

Open

1 & 2

Open

Open

SL80486DX

1 & 3, 2 & 4

1 & 2

3 & 4

2 & 3, 4 & 5

1 & 2

CX486DX2

1 & 3, 4 & 6

2 & 3

3 & 4

1 & 2, 3 & 4

1 & 2

AM486DX2

1 & 3, 2 & 4

Open

1 & 2

Open

Open

80486DX2

1 & 3, 2 & 4

Open

1 & 2

Open

Open

SL80486DX2

1 & 3, 2 & 4

1 & 2

3 & 4

2 & 3, 4 & 5

1 & 2

CX486DX4

1 & 3, 4 & 6

1 & 2

3 & 4

2 & 3, 4 & 5

1 & 2

AM486DX4

1 & 3, 2 & 4

Open

1 & 2

Open

Open

80486DX4

1 & 3, 2 & 4

1 & 2

3 & 4

2 & 3, 4 & 5

1 & 2

P24D

1 & 3, 2 & 4

1 & 2

3 & 4

2 & 3, 4 & 5

1 & 2

P24T

1 & 3, 2 & 4

1 & 2

3 & 4, 5 & 6

2 & 3, 4 & 5

1 & 2

Note: Pins designated should be in the closed position.

CPU TYPE (CON’T)

Setting

JP22

JP23

JP25

JP26

JP27

CX486M6

Open

Open

2 & 3

2 & 3

1 & 2

80486SX

Open

Open

2 & 3

Open

Open

SL80486SX

Open

Open

2 & 3

Open

Open

UMC U5

Open

Open

2 & 3

1 & 2

2 & 3

CX486DX

Open

Open

2 & 3

2 & 3

1 & 2

AM486DX

Open

Open

2 & 3

Open

Open

80486DX

Open

Open

2 & 3

Open

Open

SL80486DX

Open

Open

2 & 3

Open

Open

CX486DX2

Open

Open

2 & 3

2 & 3

1 & 2

AM486DX2

Open

Open

2 & 3

Open

Open

80486DX2

Open

Open

2 & 3

Open

Open

SL80486DX2

Open

Open

2 & 3

Open

Open

CX486DX4

Open

Open

2 & 3

2 & 3

1 & 2

AM486DX4

Open

Open

2 & 3

Open

Open

80486DX4

Open

Open

2 & 3

Open

Open

P24D

Closed

Closed

2 & 3

Open

Open

P24T

Open

Open

2 & 3

1 & 2

2 & 3

Note: Pins designated should be in the closed position.

CPU TYPE (CON’T)

Setting

JP28

JP29

JP30

JP31

JP32

CX486M6

2 & 3

1 & 2

Open

Open

Open

80486SX

2 & 3

Open

Open

Open

Open

SL80486SX

2 & 3

Open

Open

Open

Open

UMC U5

2 & 3

3 & 4

1 & 2, 3 & 4

Open

Open

CX486DX

1 & 2, 3 & 4

2 & 3

3 & 4

Open

Open

AM486DX

1 & 2, 3 & 4

Open

3 & 4

Open

Open

80486DX

1 & 2, 3 & 4

Open

3 & 4

Open

Open

SL80486DX

1 & 2, 3 & 4

Open

3 & 4

Open

Open

CX486DX2

1 & 2, 3 & 4

2 & 3

3 & 4

Open

Open

AM486DX2

1 & 2, 3 & 4

Open

3 & 4

Open

Open

80486DX2

1 & 2, 3 & 4

Open

3 & 4

Open

Open

SL80486DX2

1 & 2, 3 & 4

Open

3 & 4

Open

Open

CX486DX4

1 & 2, 3 & 4

Open

3 & 4

Open

Open

AM486DX4

1 & 2, 3 & 4

Open

3 & 4

Open

Open

80486DX4

1 & 2, 3 & 4

Open

3 & 4

Open

Open

P24D

1 & 2, 3 & 4

Open

3 & 4

Closed

Closed

P24T

1 & 2, 3 & 4

3 & 4

2 & 3

Open

Open

Note: Pins designated should be in the closed position.

CPU TYPE (P24D ONLY)

Setting

JP24

Write back

Pins 2 & 3 closed

Write through

Pins 1 & 2 closed

Other CPU types

Open

CPU SPEED

Setting

JP1

JP2

JP3

25MHz

Pins 2 & 3 closed

Pins 2 & 3 closed

Pins 1 & 2 closed

33MHz

Pins 1 & 2 closed

Pins 1 & 2 closed

Pins 1 & 2 closed

40MHz

Pins 2 & 3 closed

Pins 1 & 2 closed

Pins 1 & 2 closed

50iMHz

Pins 2 & 3 closed

Pins 2 & 3 closed

Pins 1 & 2 closed

50MHz

Pins 1 & 2 closed

Pins 2 & 3 closed

Pins 2 & 3 closed

66iMHz

Pins 1 & 2 closed

Pins 1 & 2 closed

Pins 1 & 2 closed

80iMHz

Pins 2 & 3 closed

Pins 1 & 2 closed

Pins 1 & 2 closed

100iMHz

Pins 1 & 2 closed

Pins 1 & 2 closed

Pins 1 & 2 closed

CPU MULTIPLIER (DX4 ONLY)

Internal clock

External clock

JP18

75iMHz

25MHz

Open

100iMHz

33MHz

Open

100iMHz

50MHz

Pins 2 & 3 closed

CPU MULTIPLIER (AM486DX2/DX4 ONLY)

Internal clock

External clock

JP24

75iMHz

25MHz

Pins 2 & 3 closed

80iMHz

40MHz

Pins 1 & 2 closed

100iMHz

33MHz

Pins 2 & 3 closed

100iMHz

50MHz

Pins 1 & 2 closed

Other CPU types

 

Open

CPU VOLTAGE

Setting

JP9

JP15

JP16

3.3v

Pins 1 & 2 closed

Pins 2 & 3 closed

Pins 2 & 3 closed

3.45v

Pins 3 & 4 closed

Pins 2 & 3 closed

Pins 2 & 3 closed

3.6v

Pins 5 & 6 closed

Pins 2 & 3 closed

Pins 2 & 3 closed

4v

Pins 7 & 8 closed

Pins 2 & 3 closed

Pins 2 & 3 closed

5v

Any setting

Pins 1 & 2 closed

Pins 1 & 2 closed