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MX30 VL-BUS

MICRONICS COMPUTERS, INC.

MX30 VL-BUS

Processor

80486SX/80486DX/ODP486SX/80486DX2

Processor Speed

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

Chip Set

Micronics

Max. Onboard DRAM

64MB

Cache

64/128/256KB

BIOS

Phoenix

Dimensions

330mm x 218mm

I/O Options

32-bit VESA local bus slots (2)

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

External Battery

J6

Reset switch

W25

Speaker

J24

Turbo switch

W26

32-bit VESA Local bus slots

S1 & S2

Turbo LED

W27

External keyboard connector

W2

Power LED & keylock

W28

Note:MX30 VL-Bus will come standard with a Dallas Real Time Clock or with the external battery connector, J6.

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

»

Parity enabled

W3

pins 1 & 2 closed

 

Parity disabled

W3

pins 2 & 3 closed

»

Factory configured - do not alter

W4

Open

»

Dallas real time clock installed

W5

Closed

 

Other manufacturer’s real time clock installed

W5

Open

»

Monitor type select color

W6

Open

 

Monitor type select monochrome

W6

Closed

»

Factory configured - do not alter

W10

Open

»

Factory configured - do not alter

W12

Open

»

Factory configured - do not alter

W14

pins 1 & 2 closed

»

Factory configured - do not alter

W15

pins 1 & 2 closed

DRAM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

Bank 3

1MB

(1) 256K x 36

NONE

NONE

NONE

2MB

(1) 256K x 36

(1) 256K x 36

NONE

NONE

4MB

(1) 1M x 36

NONE

NONE

NONE

6MB

(1) 256K x 36

(1) 256K x 36

(1) 1M x 36

NONE

8MB

(1) 1M x 36

(1) 1M x 36

NONE

NONE

10MB

(1) 256K x 36

(1) 256K x 36

(1) 1M x 36

(1) 1M x 36

12MB

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

NONE

16MB

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

16MB

(1) 4M x 36

NONE

NONE

NONE

18MB

(1) 256K x 36

(1) 256K x 36

(1) 4M x 36

NONE

20MB

(1) 1M x 36

(1) 4M x 36

NONE

NONE

24MB

(1) 1M x 36

(1) 1M x 36

(1) 4M x 36

NONE

32MB

(1) 4M x 36

(1) 4M x 36

NONE

NONE

36MB

(1) 1M x 36

(1) 4M x 36

(1) 4M x 36

NONE

40MB

(1) 1M x 36

(1) 1M x 36

(1) 4M x 36

(1) 4M x 36

48MB

(1) 4M x 36

(1) 4M x 36

(1) 4M x 36

NONE

64MB

(1) 4M x 36

(1) 4M x 36

(1) 4M x 36

(1) 4M x 36

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

W8

W11

W13

W18

W19

64KB

pins 2 & 3

pins 2 & 3

pins 1 & 2

pins 1 & 2

pins 1 & 2

128KB

pins 1 & 2

pins 1 & 2

pins 2 & 3

pins 2 & 3

pins 1 & 2

256KB

pins 2 & 3

pins 2 & 3

pins 2 & 3

pins 2 & 3

pins 2 & 3

Note:Pins designated should be in the closed position.

CPU TYPE CONFIGURATION

U1

U2

W22

W23

None

80486SX

pins 1 & 2 closed

pins 1 & 2 closed

80486SX

None

pins 1 & 2 closed

pins 1 & 2 closed

80486DX/80486DX2

80486SX

pins 2 & 3 closed

pins 2 & 3 closed

80486DX/80486DX2

None

pins 2 & 3 closed

pins 2 & 3 closed

ODP486SX

80486SX

pins 2 & 3 closed

pins 2 & 3 closed

CPU SPEED CONFIGURATION

Speed

W20

W21

25MHz

pins 2 & 3 closed

pins 2 & 3 closed

33MHz

pins 1 & 2 closed

pins 2 & 3 closed

50i MHz

pins 2 & 3 closed

pins 2 & 3 closed

66i MHz

pins 1 & 2 closed

pins 2 & 3 closed