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





IDEAL 486

PROSYS

IDEAL 486

Processor

80486DX

Processor Speed

25/33/40/50MHz

Chip Set

UMC

Max. Onboard DRAM

32MB

Cache

64/128/256KB

BIOS

AMI

Dimensions

330mm x 218mm

I/O Options

None

NPU Options

4167

CONNECTIONS

Purpose

Location

Purpose

Location

External battery

J4

Reset switch

W7

Speaker

J6

Turbo LED

W11

Power LED & keylock

J7

   

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

CPU speed select fast

J5

pins 1 & 2 closed

 

CPU speed select slow

J5

Open

Disk write select 1 wait state

J8

pins 2 & 3 closed

 

Disk write select 0 wait states

J8

pins 1 & 2 closed

Monitor type select color

W8

Open

 

Monitor type select monochrome

W8

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

Bank 1

TAG

64KB

(4) 8K x 8

(4) 8K x 8

(4) 16K x 4

128KB

(4) 32K x 8

NONE

(4) 16K x 4

256KB

(4) 32K x 8

(4) 32K x 8

(4) 16K x 4

CACHE JUMPER CONFIGURATION

Size

W1

W2

W3

W4

W5

64KB

1 & 2

1 & 2

1 & 2

1 & 2

2 & 3

128KB

1 & 2

1 & 2

2 & 3

2 & 3

2 & 3

256KB

2 & 3

2 & 3

2 & 3

2 & 3

1 & 2

Note:Pins designated should be in the closed position.