...because we can't all be on the bleeding edge...





486ISA

INTERCOMP, INC.

486ISA

Processor

80486SX/80487SX/80486DX

Processor Speed

20/25/33/50MHz

Chip Set

Intercomp

Max. Onboard DRAM

32MB

SRAM Cache

64/256KB

BIOS

AMI/MR

Dimensions

330mm x 218mm

I/O Options

None

NPU Options

4167

CONNECTIONS

Purpose

Location

Purpose

Location

External battery

J10

Reset switch

JP33

Turbo LED

JP12

Diagnostic LED

JP101

Speaker

JP24

Turbo switch

SW2

Power LED & keylock

JP25

   

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

Monitor type select color (AMI BIOS)

JP1

Closed

 

Monitor type select monochrome (AMI BIOS)

JP1

Open

Password disabled (MR BIOS)

JP1

Open

 

Password enabled (MR BIOS)

JP1

Closed

CMOS memory normal operation

JP2

pins 1 & 2 closed

 

CMOS memory clear

JP2

pins 2 & 3 closed

Battery select internal

JP345

pins 2 & 3 closed

 

Battery select external

JP345

pins 1 & 2 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

8MB

(4) 1M x 9

(4) 1M x 9

16MB

(4) 4M x 9

NONE

20MB

(4) 1M x 9

(4) 4M x 9

32MB

(4) 4M x 9

(4) 4M x 9

CACHE CONFIGURATION

Size

Bank 0

64KB

(8) 8K x 8

256KB

(8) 32K x 8

CACHE JUMPER CONFIGURATION

Size

JP8

JP9

JP10

JP11

64KB

Open

Open

Open

Open

256KB

Closed

Closed

Open

Closed