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ISBB-5U4

DIGITAL SCIENTIFIC RESEARCH, INC.

ISBB-5U4

Processor

80386SX (located on external CPU card).

Processor Speed

25/33 MHz

Chip Set

ACC/OPTI/ATMEL

Max. Onboard DRAM

32MB

Cache

None

BIOS

AMI

Dimensions

220mm X 220mm

I/O Options

Bus mouse, floppy drive interface, game port, IDE interface,

parallel port, CPU card slot, serial ports (2)

NPU Options

80387SX (located on external CPU card)

CONNECTIONS

Purpose

Location

Purpose

Location

Bus mouse connector

CN1

External keyboard connector

JP2

Serial port 1

COMA

External battery

JP10

Serial port 2

COMB

Keylock and power LED

JP12

Game port

J2

Turbo LED

JP13

Bus mouse port

J3A

Reset switch

JP14

Floppy drive interface

J5

IDE LED

JP16

IDE interface

J8

Turbo switch

JP18

Parallel port connector

J10

CPU card slots

SL1, SL2

Speaker

JP1

 

 

Note:The game port is optional and the location is unidentified by the manufacturer.

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

Floppy adaptor enabled

JP3

pins 2 & 3 closed

 

Floppy adaptor disabled

JP3

pins 1 & 2 closed

IDE adaptor enabled

JP4

pins 2 & 3 closed

 

IDE adaptor disabled

JP4

pins 1 & 2 closed

LPT set at IRQ7

JP15

pins 2 & 3 closed

 

LPT set at IRQ5

JP15

pins 1 & 2 closed

SERIAL PORT CONFIGURATION

Port 1 (COMA)

Port 2 (COMB)

JP7

JP8

COM1

COM2

Closed

Closed

COM1

COM4

Closed

Open

COM3

COM2

Open

Closed

COM3

COM4

Open

Open

Disabled

COM2

Open

Closed

Disabled

COM4

Open

Open

COM1

Disabled

Closed

Open

COM3

Disabled

Open

Open

Disabled

Disabled

Open

Open

DRAM CONFIGURATION

Size

Bank 0

Bank 1

1MB

(4) 256K x 9

NONE

2MB

(4) 256K x 9

(4) 256K x 9

4MB

(4) 1M x 9

NONE

5MB

(4) 1M x 9

(4) 256K x 9

8MB

(4) 1M x 9

(4) 1M x 9

16MB

(4) 4M x 9

NONE

17MB

(4) 4M x 9

(4) 256K x 9

20MB

(4) 4M x 9

(4) 1M x 9

32MB

(4) 4M x 9

(4) 4M x 9

BUS MOUSE PORT CONFIGURATION

Setting

JP5

Enabled / IRQ5

Closed

 

IRQ 4

Open

 

IRQ3

Open

 

IRQ 2/9

Open

 

Disabled

Open

PARALLEL PORT CONFIGURATION

Setting

JP6

LPT 1/ address 378h

Closed

 

LPT 2 / address 278h

Open

 

Disabled

Open

Processor

Dependant on external CPU card installed.

Processor Speed

Dependant on external CPU card installed.

Chip Set

ACC

Max. Onboard DRAM

32MB

Cache

None

BIOS

Dependant on external CPU card installed.

Dimensions

330mm x 218mm

I/O Options

Proprietary external CPU card slot, bus mouse port, floppy drive interface,

IDE interface, parallel ports (2), PS/2 mouse port, serial port

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

Bus mouse connector

CN4

Speaker

JP1

Serial port (COMB)

J1

Front keyboard header

JP2

Bus mouse port

J3A

External battery

JP10

Serial port (COMA)

J4

Power LED & keylock

JP12

Floppy drive interface

J5

Turbo LED

JP13

Serial port

J6

Reset switch

JP14

Parallel port 1

J7

IDE interface LED

JP16

IDE interface

J8

Turbo switch

JP18

Parallel port 2

J10

CPU expansion card slots

SL1, SL2

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

 

Floppy disk drive enabled

JP3

pins 1 & 2 closed

 

Floppy disk drive disabled

JP3

pins 2 & 3 closed

IDE hard disk drive enabled

JP4

pins 1 & 2 closed

 

IDE hard disk drive disabled

JP4

pins 2 & 3 closed

 

Bus mouse enabled

JP5

pins 1 & 2 closed

 

Bus mouse disabled

JP5

Open

LPT interrupt select IRQ7

JP15

pins 1 & 2 closed

 

LPT interrupt select IRQ5

JP15

pins 2 & 3 closed

SERIAL PORT CONFIGURATION

Port 1 (COMA)

Port 2 (COMB)

JP7

JP8

COM1

COM2

pins 1 & 2 closed

pins 1 & 2 closed

 

COM1

COM4

pins 1 & 2 closed

pins 3 & 4 closed

 

COM1

Disabled

pins 1 & 2 closed

pins 5 & 6 closed

 

COM3

COM2

pins 3 & 4 closed

pins 1 & 2 closed

 

COM3

Disabled

pins 3 & 4 closed

pins 5 & 6 closed

 

Disabled

COM2

pins 5 & 6 closed

pins 1 & 2 closed

 

Disabled

COM4

pins 5 & 6 closed

pins 3 & 4 closed

 

Disabled

Disabled

pins 5 & 6 closed

pins 5 & 6 closed

PARALLEL PORT CONFIGURATION

LPT

JP6

LPT1/2

pins 1 & 2 closed

 

LPT2/3

pins 3 & 4 closed

 

Disabled

pins 5 & 6 closed

BUS MOUSE INTERRRUPT CONFIGURATION

Setting

JP5

IRQ5

pins 3 & 4 closed

 

IRQ4

pins 5 & 6 closed

 

IRQ3

pins 7 & 8 closed

 

IRQ2

pins 9 & 10 closed

DRAM CONFIGURATION

Size

Bank 0

Bank 1

1MB

(4) 256K x 9

NONE

2MB

(4) 256K x 9

(4) 256K x 9

4MB

(4) 1M x 9

NONE

5MB

(4) 256K x 9

(4) 1M x 9

8MB

(4) 1M x 9

(4) 1M x 9

16MB

(4) 4M x 9

NONE

32MB

(4) 4M x 9

(4) 4M x 9

Processor

Dependant on external CPU card installed.

Processor Speed

Dependant on external CPU card installed.

Chip Set

ACC/OPTi/ATMEL

Max. Onboard DRAM

64MB

Cache

Dependant on external CPU card installed.

BIOS

AMI

I/O Options

CPU card slot, floppy drive interface, game port, IDE interface,

parallel port, PS/2 mouse port, serial ports (2)

NPU Options

Dependant on external CPU card installed.

CONNECTIONS

Purpose

Location

Purpose

Location

Serial port 1

J1

External battery

JP10

Serial port 2

J4

Power LED & keylock

JP12

Floppy drive interface

J5

Turbo LED

JP13

IDE inteface

J8

Reset switch

JP14

Parallel port

J10

IDE interface LED

JP16

External keyboard connector

JP1

Turbo switch

JP18

Speaker

JP5

CPU card slots

SL1, SL2

Note:The PS/2 mouse is optional and the connector location is unidentified by the manufacturer.

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

Power good signal detect normal

JP2

Open

 

Power good signal detect delayed

JP2

Closed

Hardware select 82C721 I/O chip enabled

JP30

pins 1 & 2 closed

 

Hardware select 82C721 I/O chip disabled

JP30

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

3MB

(1) 256K x 36

(1) 256K x 36

(1) 512K x 36

c

3MB

(1) 512K x 36

(1) 256K x 36

NONE

NONE

4MB

(1) 256K x 36

(1) 256K x 36

(1) 256K x 36

(1) 256K x 36

4MB

(1) 1M 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) 256K x 36

(1) 256K x 36

NONE

5MB

(1) 512K x 36

(1) 256K x 36

(1) 512K x 36

NONE

5MB

(1) 1M x 36

(1) 256K x 36

NONE

NONE

5MB

(1) 256K x 36

(1) 1M x 36

NONE

NONE

6MB

(1) 1MBx 36

(1) 256K x 36

(1) 256K x 36

NONE

6MB

(1) 512K x 36

(1) 256K x 36

(1) 512K x 36

(1) 256K x 36

7MB

(1) 512K x 36

(1) 1M x 36

(1) 256K x 36

NONE

7MB

(1) 256K x 36

(1) 1M x 36

(1) 512K x 36

NONE

8MB

(1) 2M x 36

NONE

NONE

NONE

9MB

(1) 512K x 36

(1) 1M x 36

(1) 512K x 36

(1) 256K x 36

9MB

(1) 1M x 36

(1) 1M x 36

(1) 256K x 36

NONE

9MB

(1) 2M x 36

(1) 256K x 36

NONE

NONE

10MB

(1) 1M x 36

(1) 1M x 36

(1) 256K x 36

(1) 256K x 36

10MB

(1) 256K x 36

(1) 256K x 36

(1) 1M x 36

(1) 1M x 36

10MB

(1) 2M x 36

(1) 256K x 36

(1) 256K x 36

NONE

10MB

(1) 256K x 36

(1) 256K x 36

(1) 2M x 36

NONE

11MB

(1) 512K x 36

(1) 256K x 36

(1) 2M x 36

NONE

11MB

(1) 2M x 36

(1) 256K x 36

(1) 512K x 36

NONE

11MB

(1) 512K x 36

(1) 256K x 36

(1) 1M x 36

(1) 1M x 36

11MB

(1) 1M x 36

(1) 1M x 36

(1) 512K x 36

(1) 256K x 36

12MB

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

NONE

12MB

(1) 2M x 36

(1) 1M x 36

NONE

NONE

13MB

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

(1) 256K x 36

13MB

(1) 256K x 36

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

13MB

(1) 2M x 36

(1) 1M x 36

(1) 256K x 36

NONE

13MB

(1) 1M x 36

(1) 256K x 36

(1) 2M x 36

NONE

14MB

(1) 512K x 36

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

DRAM CONFIGURATION (CONTINUED)

Size

Bank 0

Bank 1

Bank 2

Bank 3

14MB

(1) 1M x 36

(1) 1M x 36

(1) 512K x 36

(1) 1M x 36

14MB

(1) 512K x 36

(1) 1M x 36

(1) 2M x 36

NONE

14MB

(1) 2M x 36

(1) 1M x 36

(1) 512K x 36

NONE

14MB

(1) 2M x 36

(1) 1M x 36

(1) 256K x 36

(1) 256K x 36

14MB

(1) 256K x 36

(1) 256K x 36

(1) 2M x 36

(1) 1M x 36

15MB

(1) 2M x 36

(1) 1M x 36

(1) 512K x 36

(1) 256K x 36

16MB

(1) 4M x 36

NONE

NONE

NONE

16MB

(1) 2M x 36

(1) 1M x 36

(1) 1M x 36

NONE

16MB

(1) 1M x 36

(1) 1M x 36

(1) 2M x 36

NONE

17MB

(1) 4M x 36

(1) 256K x 36

NONE

NONE

17MB

(1) 4M x 36

(1) 256K x 36

NONE

NONE

17MB

(1) 2M x 36

(1) 256K x 36

(1) 2M x 36

NONE

17MB

(1) 2M x 36

(1) 1M x 36

(1) 1M x 36

(1) 256K x 36

17MB

(1) 1M x 36

(1) 1M x 36

(1) 2M x 36

(1) 256K x 36

18MB

(1) 4M x 36

(1) 256K x 36

(1) 256K x 36

NONE

18MB

(1) 256K x 36

(1) 256K x 36

(1) 4M x 36

NONE

18MB

(1) 2M x 36

(1) 256K x 36

(1) 2M x 36

(1) 256K x 36

19MB

(1) 512K x 36

(1) 4M x 36

(1) 256K x 36

NONE

19MB

(1) 4M x 36

(1) 256K x 36

(1) 512K x 36

NONE

20MB

(1) 2M x 36

(1) 1M x 36

(1) 2M x 36

NONE

20MB

(1) 4M x 36

(1) 1M x 36

NONE

NONE

20MB

(1) 1M x 36

(1) 4M x 36

NONE

NONE

20MB

(1) 512K x 36

(1) 4M x 36

(1) 512K x 36

NONE

21MB

(1) 512K x 36

(1) 4M x 36

(1) 512K x 36

(1) 256K x 36

21MB

(1) 4M x 36

(1) 256K x 36

(1) 1M x 36

NONE

21MB

(1) 2M x 36

(1) 1M x 36

(1) 2M x 36

(1) 256K x 36

21MB

(1) 2M x 36

(1) 256K x 36

(1) 2M x 36

(1) 1M x 36

21MB

(1) 256K x 36

(1) 1M x 36

(1) 4M x 36

NONE

21MB

(1) 4M x 36

(1) 256K x 36

(1) 1M x 36

NONE

22MB

(1) 4M x 36

(1) 256K x 36

(1) 1M x 36

(1) 256K x 36

22MB

(1) 256K x 36

(1) 256K x 36

(1) 1M x 36

(1) 4M x 36

23MB

(1) 4M x 36

(1) 512K x 36

(1) 256K x 36

(1) 1M x 36

23MB

(1) 256K x 36

(1) 256K x 36

(1) 512K x 36

(1) 4M x 36

23MB

(1) 1M x 36

(1) 256K x 36

(1) 4M x 36

(1) 512K x 36

23MB

(1) 512K x 36

(1) 4M x 36

(1) 256K x 36

(1) 1M x 36

24MB

(1) 4M x 36

(1) 2M x 36

NONE

NONE

24MB

(1) 2M x 36

(1) 4M x 36

NONE

NONE

24MB

(1) 4M x 36

(1) 1M x 36

(1) 1M x 36

NONE

24MB

(1) 1M x 36

(1) 1M x 36

(1) 4M x 36

NONE

25MB

(1) 4M x 36

(1) 1M x 36

(1) 1M x 36

(1) 256K x 36

25MB

(1) 256K x 36

(1) 1M x 36

(1) 1M x 36

(1) 4M x 36

25MB

(1) 2M x 36

(1) 256K x 36

(1) 4M x 36

NONE

25MB

(1) 4M x 36

(1) 256K x 36

(1) 2M x 36

NONE

DRAM CONFIGURATION (CONTINUED)

Size

Bank 0

Bank 1

Bank 2

Bank 3

26MB

(1) 2M x 36

(1) 4M x 36

(1) 256K x 36

(1) 256K x 36

26MB

(1) 256K x 36

(1) 256K x 36

(1) 2M x 36

(1) 4M x 36

26MB

(1) 512K x 36

(1) 4M x 36

(1) 2M x 36

NONE

26MB

(1) 2M x 36

(1) 4M x 36

(1) 512K x 36

NONE

27MB

(1) 2M x 36

(1) 4M x 36

(1) 512K x 36

(1) 256K x 36

27MB

(1) 512K x 36

(1) 256K x 36

(1) 2M x 36

(1) 4M x 36

28MB

(1) 2M x 36

(1) 4M x 36

(1) 1M x 36

NONE

28MB

(1) 4M x 36

(1) 1M x 36

(1) 2M x 36

NONE

28MB

(1) 4M x 36

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

28MB

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

(1) 4M x 36

29MB

(1) 2M x 36

(1) 4M x 36

(1) 1M x 36

(1) 256K x 36

29MB

(1) 256K x 36

(1) 1M x 36

(1) 2M x 36

(1) 4M x 36

30MB

(1) 512K x 36

(1) 1M x 36

(1) 2M x 36

(1) 4M x 36

30MB

(1) 2M x 36

(1) 4M x 36

(1) 512K x 36

(1) 1M x 36

32MB

(1) 4M x 36

(1) 4M x 36

NONE

NONE

32MB

(1) 2M x 36

(1) 4M x 36

(1) 2M x 36

NONE

32MB

(1) 8M x 36

NONE

NONE

NONE

33MB

(1) 8M x 36

(1) 256K x 36

NONE

NONE

33MB

(1) 4M x 36

(1) 4M x 36

(1) 256K x 36

NONE

33MB

(1) 256K x 36

(1) 4M x 36

(1) 4M x 36

NONE

33MB

(1) 2M x 36

(1) 4M x 36

(1) 2M x 36

(1) 256K x 36

33MB

(1) 2M x 36

(1) 256K x 36

(1) 2M x 36

(1) 4M x 36

34MB

(1) 256K x 36

(1) 8M x 36

(1) 256K x 36

NONE

34MB

(1) 4M x 36

(1) 4M x 36

(1) 256K x 36

(1) 256K x 36

34MB

(1) 256K x 36

(1) 256K x 36

(1) 4M x 36

(1) 4M x 36

35MB

(1) 8M x 36

(1) 256K x 36

(1) 512K x 36

NONE

35MB

(1) 512K x 36

(1) 256K x 36

(1) 8M x 36

NONE

35MB

(1) 512K x 36

(1) 4M x 36

(1) 4M x 36

(1) 256K x 36

35MB

(1) 4M x 36

(1) 4M x 36

(1) 512K x 36

(1) 256K x 36

36MB

(1) 8M x 36

(1) 1M x 36

NONE

NONE

36MB

(1) 4M x 36

(1) 4M x 36

(1) 1M x 36

NONE

36MB

(1) 1M x 36

(1) 4M x 36

(1) 4M x 36

NONE

37MB

(1) 8M x 36

(1) 1M x 36

(1) 256K x 36

NONE

37MB

(1) 8M x 36

(1) 256K x 36

(1) 1M x 36

NONE

37MB

(1) 4M x 36

(1) 4M x 36

(1) 256K x 36

(1) 1M x 36

37MB

(1) 1M x 36

(1) 256K x 36

(1) 4M x 36

(1) 4M x 36

38MB

(1) 8M x 36

(1) 1M x 36

(1) 512K x 36

NONE

38MB

(1) 512K x 36

(1) 1M x 36

(1) 8M x 36

NONE

38MB

(1) 512K x 36

(1) 4M x 36

(1) 4M x 36

(1) 1M x 36

38MB

(1) 4M x 36

(1) 4M x 36

(1) 512K x 36

(1) 1M x 36

38MB

(1) 4M x 36

(1) 512K x 36

(1) 1M x 36

(1) 4M x 36

DRAM CONFIGURATION (CONTINUED)

Size

Bank 0

Bank 1

Bank 2

Bank 3

39MB

(1) 8M x 36

(1) 1M x 36

(1) 512K x 36

(1) 256K x 36

39MB

(1) 512K x 36

(1) 256K x 36

(1) 8M x 36

(1) 1M x 36

40MB

(1) 8M x 36

NONE

NONE

NONE

40MB

(1) 2M x 36

(1) 4M x 36

(1) 4M x 36

NONE

40MB

(1) 4M x 36

(1) 4M x 36

(1) 2M x 36

NONE

40MB

(1) 8M x 36

(1) 1M x 36

(1) 1M x 36

NONE

40MB

(1) 1M x 36

(1) 1M x 36

(1) 8M x 36

NONE

41MB

(1) 8M x 36

(1) 256K x 36

(1) 2M x 36

NONE

41MB

(1) 2M x 36

(1) 256K x 36

(1) 8M x 36

NONE

41MB

(1) 2M x 36

(1) 4M x 36

(1) 4M x 36

(1) 256K x 36

41MB

(1) 4M x 36

(1) 256K x 36

(1) 2M x 36

(1) 4M x 36

42MB

(1) 2M x 36

(1) 4M x 36

(1) 512K x 36

(1) 4M x 36

44MB

(1) 8M x 36

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

44MB

(1) 2M x 36

(1) 4M x 36

(1) 4M x 36

(1) 1M x 36

44MB

(1) 4M x 36

(1) 1M x 36

(1) 2M x 36

(1) 4M x 36

45MB

(1) 8M x 36

(1) 256K x 36

(1) 2M x 36

(1) 1M x 36

45MB

(1) 2M x 36

(1) 1M x 36

(1) 8M x 36

(1) 256K x 36

48MB

(1) 4M x 36

(1) 4M x 36

(1) 4M x 36

NONE

48MB

(1) 8M x 36

(1) 4M x 36

NONE

NONE

48MB

(1) 8M x 36

(1) 1M x 36

(1) 2M x 36

(1) 1M x 36

49MB

(1) 4M x 36

(1) 4M x 36

(1) 4M x 36

(1) 256K x 36

49MB

(1) 256K x 36

(1) 4M x 36

(1) 4M x 36

(1) 4M x 36

49MB

(1) 8M x 36

(1) 4M x 36

(1) 256K x 36

NONE

49MB

(1) 8M x 36

(1) 256K x 36

(1) 4M x 36

NONE

50MB

(1) 8M x 36

(1) 4M x 36

(1) 512K x 36

NONE

50MB

(1) 512K x 36

(1) 4M x 36

(1) 8M x 36

NONE

50MB

(1) 512K x 36

(1) 4M x 36

(1) 4M x 36

(1) 4M x 36

50MB

(1) 4M x 36

(1) 4M x 36

(1) 512K x 36

(1) 4M x 36

51MB

(1) 8M x 36

(1) 4M x 36

(1) 512K x 36

(1) 256K x 36

51MB

(1) 512K x 36

(1) 256K x 36

(1) 8M x 36

(1) 4M x 36

52MB

(1) 8M x 36

(1) 4M x 36

(1) 1M x 36

NONE

52MB

(1) 4M x 36

(1) 1M x 36

(1) 8M x 36

NONE

53MB

(1) 8M x 36

(1) 4M x 36

(1) 1M x 36

(1) 256K x 36

53MB

(1) 8M x 36

(1) 1M x 36

(1) 256K x 36

(1) 4M x 36

54MB

(1) 8M x 36

(1) 1M x 36

(1) 512K x 36

(1) 4M x 36

54MB

(1) 512K x 36

(1) 4M x 36

(1) 8M x 36

(1) 1M x 36

56MB

(1) 8M x 36

(1) 1M x 36

(1) 1M x 36

(1) 4M x 36

56MB

(1) 1M x 36

(1) 1M x 36

(1) 8M x 36

(1) 4M x 36

56MB

(1) 8M x 36

(1) 4M x 36

(1) 2M x 26

NONE

56MB

(1) 2M x 26

(1) 4M x 36

(1) 8M x 36

NONE

57MB

(1) 8M x 36

(1) 256K x 36

(1) 2M x 26

(1) 4M x 36

57MB

(1) 2M x 26

(1) 4M x 36

(1) 8M x 36

(1) 256K x 36

DRAM CONFIGURATION (CONTINUED)

Size

Bank 0

Bank 1

Bank 2

Bank 3

64MB

(1) 4M 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) 4M x 36

(1) 4M x 36

(1) 8M x 36

NONE

Note:For CPU cards that only support 32MB of RAM, use bank 0 and bank 1 only. Double-sided SIMMs can only be installed in bank 2 and bank 3.

DIGITAL SCIENTIFIC RESEARCH, INC.

ISPB-12T

Processor

Dependant on external CPU card installed.

Processor Speed

Dependant on external CPU card installed.

Chip Set

Dependant on external CPU card installed.

Max. Onboard DRAM

Dependant on external CPU card installed.

Cache

Dependant on external CPU card installed.

BIOS

Dependant on external CPU card installed.

I/O Options

None

NPU Options

Dependant on external CPU card installed.

Processor

Dependant on CPU card installed.

Processor Speed

Dependant on CPU card installed.

Chip Set

ACC

Max. Onboard DRAM

32MB

Cache

None

BIOS

Dependant on CPU card installed.

I/O Options

Proprietary external CPU card slot, bus mouse port, parallel port,serial ports (2)

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

Serial port 1

CN1

External battery

J6

Power LED & keylock

J1

Parallel port

J7

Reset switch

J2

Serial port 2

J8

Turbo switch

J3

PS/2 mouse

JP1

Turbo LED

J4

External keyboard connector

J9

Speaker

J5

Proprietary external CPU slots

SL1, SL2

USER CONFIGURABLE SETTINGS

Function

Jumper/Switch

Position

LPT interrupt select IRQ7

JP2

pins 1 & 2 closed

 

LPT interrupt select IRQ5

JP2

pins 3 & 4 closed

Serial port 2 interrupt select IRQ4

JP3

pins 1 & 2 closed

 

Serial port 2 interrupt select IRQ3

JP3

pins 3 & 4 closed

Serial port 1 interrupt select IRQ3

JP4

pins 3 & 4 closed

 

Serial port 1 interrupt select IRQ4

JP4

pins 1 & 2 closed

SERIAL PORT 1 CONFIGURATION

Port 1

JP7

COM1

pins 1 & 2 closed

 

COM2

pins 3 & 4 closed

 

COM3

pins 5 & 6 closed

 

COM4

pins 7 & 8 closed

 

Disabled

pins 9 & 10 closed

SERIAL PORT 2 CONFIGURATION

Port 2

JP6

COM2

pins 3 & 4 closed

 

COM1

pins 1 & 2 closed

 

COM3

pins 5 & 6 closed

 

COM4

pins 7 & 8 closed

 

Disabled

pins 9 & 10 closed

PARALLEL PORT CONFIGURATION

LPT

JP5

LPT1

pins 1 & 2 closed

 

LPT2

pins 3 & 4 closed

 

Disabled

pins 5 & 6 closed

DRAM CONFIGURATION

Size

Bank 0

Bank 1

1MB

(4) 256K x 9

NONE

2MB

(4) 256K x 9

(4) 256K x 9

4MB

(4) 1M x 9

NONE

5MB

(4) 256K x 9

(4) 1M x 9

8MB

(4) 1M x 9

(4) 1M x 9

16MB

(4) 4M x 9

NONE

32MB

(4) 4M x 9

(4) 4M x 9

Processor

80386DX

Processor Speed

25/33/40MHz

Chip Set

ACC

Max. Onboard DRAM

64MB

Cache

64/256KB

BIOS

AMI

NPU Options

None

CONNECTIONS

Purpose

Location

CPU card connectors

CN1, CN2

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

Factory configured - do not alter

JP1

N/A

Factory configured - do not alter

JP4

N/A

Factory configured - do not alter

JP5

N/A

Factory configured - do not alter

JP7

N/A

Note:Jumpers located on this card are BIOS controlled and should not be altered.

CACHE CONFIGURATION

Size

Bank 0

TAG

64KB

(8) 8K x 8

(1) 8K x 8

256KB

(8) 32K x 8

(1) 32K x 8

Processor

80386SX

Processor Speed

25/33MHz

Chip Set

ACC

Max. Onboard DRAM

32MB

Cache

64/256KB

BIOS

AMI

NPU Options

80387SX

CONNECTIONS

Purpose

Location

PS/2 mouse connector

J3

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

Monitor type select monochrome

JP1

pins 1 & 2 closed

 

Monitor type select color

JP1

pins 2 & 3 closed

IRQ 12 enabled

JP3

Closed

 

IRQ 12 disabled

JP3

Open

Processor

80386SX

Processor Speed

25/33MHz

Chip Set

OPTi

Max. Onboard DRAM

16MB

Cache

None

BIOS

AMI

NPU Options

80387SX

CONNECTIONS

Purpose

Location

PS/2 mouse connector

J1

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

Monitor type select monochrome

JP2

pins 1 & 2 closed

 

Monitor type select color

JP2

pins 2 & 3 closed

IRQ 12 enabled

JP3

Closed

 

IRQ 12 disabled

JP3

Open

MISCELLANEOUS TECHNICAL NOTES

Note:Model IA386S-P/XX can support 32 MB of memory and uses ACC chipset.

Model IO386S-P/XX can support 16 MB of memory and uses either OPTI or ATMEL chipset.

Processor

80386DX

Processor Speed

33/40MHz

Chip Set

OPTi or ATMEL

Max. Onboard DRAM

64MB

Cache

64/256KB

BIOS

AMI/(MR BIOS is optional)

Dimensions

220mm x 220mm

NPU Options

80387/3167

CONNECTIONS

Purpose

Location

CPU card connectors

CN1, CN2

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

Factory configured - do not alter

JP1

N/A

Note:This jumper may not be on all CPU cards.

CACHE CONFIGURATION

Size

Bank 0

TAG

64KB

(8) 8K x 8

(1) 8K x 8

256KB

(8) 32K x 8

(1) 32K x 8

Processor

80486SX/80486DX/80486DX2

Processor Speed

20/25/33/50(internal)/66(internal)MHz

Chip Set

ACC

Max. Onboard DRAM

64MB

Cache

64/256KB

BIOS

AMI

I/O Options

None

NPU Options

None

CONNECTIONS

Purpose

Location

CPU card connectors

CN1, CN2

USER CONFIGURABLE SETTINGS

Function

Jumper/Switch

Position

Factory configured - do not alter

J3

N/A

Factory configured - do not alter

JP12

N/A

 

PS/2 mouse enable

JP33

Closed

 

PS/2 mouse disable

JP33

Open

CPU TYPE CONFIGURATION

Type

JP2

JP3

80486SX

pins 2 & 3 closed

Open

80486DX

pins 1 & 2, 3 & 4 closed

pins 3 & 4 closed

80486DX2

pins 1 & 2, 3 & 4 closed

pins 1 & 2 closed

CPU SPEED CONFIGURATION

Speed

S0

25MHz

Closed

33MHz

Open

50iMHz

Closed

66iMHz

Open

CACHE CONFIGURATION

Size

Bank 0

Bank 1

TAG

64KB

(4) 8K x 8

(4) 8K x 8

(1) 8K x 8

256KB

(4) 32K x 8

(4) 32K x 8

(1) 32K x 8