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DX-6400

AMPTRON INTERNATIONAL, INC.

DX-6400

   

Processor

80486SX/80487SX/80486DX/ODP486SX/80486DX2

Processor Speed

16/20/25/33/50(internal)/50/66(internal)MHz

Chip Set

C & T

Max. Onboard DRAM

32MB

Cache

64/256KB

BIOS

AMI

Dimensions

330mm x 218mm

I/O Options

None

NPU Options

None

   

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

Closed

 

Monitor type select monochrome

JP2

Open

I/O bus speed select CPUCLK/4

JP3

Open

 

I/O bus speed select CPUCLK/6

JP3

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) 4M x 9

(4) 1M x 9

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 (U27)

TAG (U28)

64KB

(4) 8K x 8

(4) 8K x 8

(1) 8K x 8

NONE

256KB

(4) 32K x 8

(4) 32K x 8

(1) 8K x 8

(1) 8K x 8

256KB

(4) 32K x 8

(4) 32K x 8

(1) 32K x 8

NONE

CACHE JUMPER CONFIGURATION

Size

JP7

JP8

JP9

JP10

JP11

64KB

Open

Open

Open

Open

2 & 3

256KB

1 & 2

1 & 2

Open

1 & 2

2 & 3

Note: Pins designated should be in the closed position.

CPU TYPE CONFIGURATION

Type

Socket

JP4

JP5

JP6

80486SX

CPU

pins 2 & 3 closed

Open

open

ODP486SX

CPU-X

pins 1 & 2 closed

Closed

pins 1 & 2 closed

80487SX

CPU-X

pins 1 & 2 closed

Closed

pins 1 & 2 closed

80486DX

CPU

pins 1 & 2 closed

Closed

pins 2 & 3 closed

80486DX2

CPU

pins 1 & 2 closed

Closed

pins 2 & 3 closed

CPU CLOCK FREQUENCY CONFIGURATION

Type

CPU Frequency

Osc Frequency

JP12

80486SX/80487SX/80486DX

20/25/33MHz

40/50/66MHz

pins 2 & 3 closed

80486DX2/ODP486SX

50/66MHz

25/33MHz

pins 1 & 2 closed

80486DX2/ODP486SX

50/66MHz

50/66MHz

pins 2 & 3 closed

80486DX

50MHz

50MHz

pins 1 & 2 closed