INDUSTRIAL COMPUTER SOURCE

SB486P SERIES

Processor

80486SX/80486DX/80486DX2/80486DX4/P24T

Processor Speed

25/33/50(internal)/63(internal)/66(internal)/75(internal)/83(internal)/ 100(internal)MHz

Chip Set

Intel

Video Chip Set

None

Maximum Onboard Memory

128MB

Maximum Video Memory

None

Cache

256KB

BIOS

AMI

Dimensions

Unidentified

I/O Options

Floppy drive interface, IDE interface, SCSI interface, parallel port, serial ports (2), cache slot

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

SCSI interface

J1

Serial port 2

J7

IDE interface LED

J3

Parallel port

J8

Speaker, keyboard, reset connector

J4

Chassis fan power

J9

IDE interface

J5

Serial port 1

J10

Floppy drive interface

J6

Cache slot

SL1

USER CONFIGURABLE SETTINGS

Function

Label

Position

»

SCSI transfer select 16-bit

JP3

Closed

 

SCSI transfer select 8-bit

JP3

Open

»

CMOS memory normal operation

X1

Open

 

CMOS memory clear

X1

Closed

SIMM CONFIGURATION

Size

Bank 0

Bank 1

2MB

(2) 256K x 36

None

4MB

(2) 512K x 36

None

6MB

(2) 256K x 36

(2) 512K x 36

8MB

(2) 1M x 36

None

8MB

(2) 512K x 36

(2) 512K x 36

10MB

(2) 1M x 36

(2) 256K x 36

12MB

(2) 512K x 36

(2) 1M x 36

16MB

(2) 2M x 36

None

16MB

(2) 1M x 36

(2) 1M x 36

18MB

(2) 2M x 36

(2) 256K x 36

20MB

(2) 512K x 36

(2) 2M x 36

24MB

(2) 2M x 36

(2) 1M x 36

32MB

(2) 4M x 36

None

32MB

(2) 2M x 36

(2) 2M x 36

34MB

(2) 4M x 36

(2) 256K x 36

36MB

(2) 512K x 36

(2) 4M x 36

40MB

(2) 4M x 36

(2) 1M x 36

48MB

(2) 2M x 36

(2) 4M x 36

64MB

(2) 8M x 36

None

64MB

(2) 4M x 36

(2) 4M x 36

66MB

(2) 8M x 36

(2) 256K x 36

68MB

(2) 512K x 36

(2) 8M x 36

72MB

(2) 8M x 36

(2) 1M x 36

80MB

(2) 2M x 36

(2) 8M x 36

96MB

(2) 8M x 36

(2) 4M x 36

128MB

(2) 8M x 36

(2) 8M x 36

Note: Memory installed in Banks 0 & 1 is interchangeable. The location of the banks is unidentified.

CACHE CONFIGURATION

Size

SL1

256KB

256KB module installed

CPU TYPE SELECTION

Type

JP2

JP4

JP6

JP8

JP10

8048SX-25

Open

2 & 3

2 & 3

Open

Closed

8048SX-33

Closed

1 & 2, 3 & 4

1 & 2

Open

Closed

8048DX-25

Open

1 & 2, 3 & 4

2 & 3

Open

Closed

8048DX-33

Closed

1 & 2, 3 & 4

1 & 2

Open

Closed

80486DX2-50

Open

1 & 2, 3 & 4

2 & 3

Open

Closed

80486DX2-66

Closed

1 & 2, 3 & 4

1 & 2

Open

Closed

80486DX4-75

Open

1 & 2, 3 & 4

2 & 3

Open

Closed

80486DX4-100

Closed

1 & 2, 3 & 4

1 & 2

Open

Closed

P24T-63

Closed

1 & 2, 3 & 4

2 & 3

Closed

Open

P24T-83

Closed

1 & 2, 3 & 4

1 & 2

Closed

Open

Note: Pins designated should be in the closed position.

"S" SERIES CPU SELECTION

Setting

JP7

S-series CPU installed

Pins 2 & 3 closed

Non S-series CPU installed

Pins 1 & 2 closed

CPU MULTIPLIER SELECTION

Multiplier

JP5

2x

Pins 2 & 3 closed

2.5x

Pins 1 & 2 closed

3x

Open

PCI BUS REQUEST/GRANT ROUTING SELECTION

Setting

JP11

JP12

Slot 1

Pins 1 & 2 closed

Pins 1 & 2 closed

Slot 2/Bridgechip

Pins 2 & 3 closed

Pins 2 & 3 closed