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





DX-5400

AMPTRON INTERNATIONAL, INC.

DX-5400

   

Processor

80386DX

Processor Speed

33/40MHz

Chip Set

OPTI

Max. Onboard DRAM

32MB

Cache

32/64/128/256KB

BIOS

AMI

Dimensions

330mm x 218mm

I/O Options

None

NPU Options

80387DX/3167

   

CONNECTIONS

Purpose

Location

Purpose

Location

External battery

J3

Reset switch

J6

Turbo switch

J4

Power LED & keylock

J7

Turbo LED

J5

Speaker

J8

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

CMOS memory normal operation

JP1

pins 2 & 3 closed

 

CMOS memory clear

JP1

pins 1 & 2 closed

Monitor type select color

JP2

Open

 

Monitor type select monochrome

JP2

Closed

Bus speed clock select OSCIN/4

JP3

Closed

 

Bus speed clock select OSCIN/3

JP3

Open

NPU mode select synchronous with CPU

JP4

Open

 

NPU mode select synchronous with oscillator

JP4

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

20MB

(4) 4M x 9

(4) 1M x 9

32MB

(4) 4M x 9

(4) 4M x 9

CACHE CONFIGURATION

Size

Bank 0

Bank 1

TAG

32KB

(4) 8K x 8

NONE

(2) 16K x 4

64KB

(4) 8K x 8

(4) 8K x 8

(2) 16K x 4

128KB

(4) 32K x 8

NONE

(2) 16K x 4

256KB

(4) 32K x 8

(4) 32K x 8

(2) 16K x 4

CACHE JUMPER CONFIGURATION

Size

JP5

JP6

JP7

JP8

JP9

JP10

32KB

1 & 2

1 & 2

1 & 2

2 & 3

2 & 3

Open

64KB

1 & 2

1 & 2

2 & 3

2 & 3

1 & 2

Open

128KB

2 & 3

1 & 2

2 & 3

2 & 3

1 & 2

Closed

256KB

2 & 3

2 & 3

2 & 3

1 & 2

1 & 2

Closed

Note: Pins designated should be in the closed position.