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





486M

AMERICAN DIGICOM CORPORATION

486M

Processor

80486SX/80486DX

Processor Speed

33/50MHz

Chip Set

OPTI

Max. Onboard DRAM

32MB

Cache

64/256KB

BIOS

AMI

Dimensions

330mm x 218mm

I/O Options

None

NPU Options

4167

CONNECTIONS

Purpose

Location

Purpose

Location

External battery

J9

Turbo switch

J12

Power LED & keylock

J10

Turbo LED

J13

Speaker

J11

Reset switch

J14

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

Monitor type select color

J1

Closed

 

Monitor type select monochrome

J1

Open

CMOS memory normal operation

J8

pins 2 & 3 closed

 

CMOS memory clear

J8

pins 1 & 2 closed

CPU speed select 33MHz

J16

pins 1 & 2 closed

 

CPU speed select 50MHz

J16

pins 2 & 3 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

20MB

(4) 1M x 9

(4) 4M x 9

32MB

(4) 4M x 9

(4) 4M x 9

CACHE CONFIGURATION

Size

Bank 0

TAG

64KB

(8) 8K x 8

(3) 4K x 4

256KB

(8) 32K x 8

(3) 16K x 4

CACHE CONFIGURATION

Size

JP5

JP6

JP7

64KB

Open

Open

Open

256KB

Closed

Closed

Closed

CPU TYPE CONFIGURATION

Type

J2

J3

J4

80486SX

Open

Open

pins 2 & 3 closed

80486DX

Closed

pins 2 & 3 closed

pins 1 & 2 closed