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DX-8100C

AMPTRON INTERNATIONAL. INC.

DX-8100C

Processor

80486SX/80487SX/80486DX/80486DX2

Processor Speed

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

Chip Set

Hint

Max. Onboard DRAM

128MB

Cache

64/128/256KB

BIOS

AMI

Dimensions

330mm x 218mm

I/O Options

32-bit VESA local bus slots (2)

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

External battery

JP2

Speaker

JP27

Reset switch

JP24

Turbo LED

JP23

Turbo switch

JP25

32-bit VESA Local bus slots

SL1, SL2

Keylock

JP26

 

 

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

Enable on board battery

JP4

Closed

 

Enable external battery

JP4

Open

Factory configured - do not alter

JP9

Closed

Factory configured - do not alter

JP15

Closed

Monitor type select color

JP16

Closed

 

Monitor type select monochrome

JP16

Open

CPU speed select 50MHz

JP17

pins 1 & 2 closed

 

CPU speed select 33MHz

JP17

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

5MB

(4) 1M x 9

(4) 256K x 9

8MB

(4) 1M x 9

(4) 1M x 9

16MB

(4) 4M x 9

NONE

17MB

(4) 256K x 9

(4) 4M x 9

17MB

(4) 4M x 9

(4) 256K x 9

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

64MB

(4) 16M x 9

NONE

65MB

(4) 256K x 9

(4) 16M x 9

65MB

(4) 16M x 9

(4) 256K x 9

68MB

(4) 1M x 9

(4) 16M x 9

68MB

(4) 16M x 9

(4) 1M x 9

80MB

(4) 16M x 9

(4) 4M x 9

80MB

(4) 4M x 9

(4) 16M x 9

128MB

(4) 16M x 9

(4) 16M x 9

CACHE CONFIGURATION

Size

Bank 0

Bank 1

TAG

64KB

(4) 8K x 8

(4) 8K x 8

(1) 8K x 8

128KB

(4) 32K x 8

NONE

(1) 8K x 8

256KB

(4) 32K x 8

(4) 32K x 8

(1) 32K x 8

CACHE JUMPER CONFIGURATION

Size

JP5

JP6

JP7

JP8

64KB

Open

Open

Open

Open

128KB

Closed

Open

Open

Closed

256KB

Closed

Closed

Closed

Closed

CACHE JUMPER CONFIGURATION (CON'T)

Size

JP12

JP13

JP14

64KB

pins 1 & 2 closed

pins 1 & 2 closed

pins 1 & 2 closed

128KB

pins 2 & 3 closed

pins 2 & 3 closed

pins 1 & 2 closed

256KB

pins 2 & 3 closed

pins 2 & 3 closed

pins 2 & 3 closed

CPU TYPE CONFIGURATION

CPU Type

JP20

JP21

JP22

80486SX

Open

pins 2 & 3 closed

Open

80487SX

pins 2 & 3 closed

pins 1 & 2 closed

Closed

80486DX

pins 1 & 2 closed

pins 1 & 2 closed

Closed

80486DX2

pins 1 & 2 closed

pins 1 & 2 closed

Closed

VESA WAIT STATE/BUS SPEED CONFIGURATION

CPU speed

Wait states

JP10

JP11

< 33MHz

0 wait states

Open

Open

> 33MHz

1 wait state

Closed

Closed

CLOCK CHIP CONFIGURATION

Speed

JP18

JP19

33MHz

pins 1 & 2 closed

pins 2 & 3 closed

50MHz

pins 3 & 4 closed

pins 1 & 2 closed