MYLEX CORPORATION

MB386

Processor

80386DX

Processor speed

16/20MHz

Chip Set

TI

Max. Onboard DRAM

4MB

BIOS

Mylex

Cache

64KB

Dimensions

330mm x 305mm

I/O Options

None

NPU Options

80287

CONNECTIONS

Purpose

Location

Purpose

Location

Reset switch

J2

Battery

J21

Speaker

J19

Turbo LED

J39

Keylock

J20

   

USER CONFIGURABLE SETTINGS

Function

Switch

Position

»

Factory configured - do not alter

J6

N/A

»

EGA BIOS disabled

SW1/5

Off

 

EGA BIOS enabled

SW1/5

On

»

Factory configured - do not alter

SW1/6

Off

»

CPU speed select 16MHz (cache enabled)

SW1/7

Off

 

CPU speed select 8MHz (cache disabled)

SW1/7

On

»

Monitor type select color

SW1/8

On

 

Monitor type select monochrome

SW1/8

Off

DRAM CONFIGURATION

Size

Bank 0

1MB

(36) 41256

4MB

(36) 411000

DRAM SWITCH CONFIGURATION

DRAM< 1MB

DRAM> 1MB

Cacheable DRAM < 1MB

SW1/1

SW1/2

256KB

0KB

256KB

On

On

256KB

0KB

512KB

On

Off

256KB

0KB

640KB

On

Off

512KB

512KB

640KB

Off

On

640KB

0KB

640KB

Off

On

640KB

348KB

640KB

Off

On

512KB

3MB

512KB

Off

Off

512KB

3.5MB

512KB

Off

Off

640KB

3MB

640KB

Off

Off

640KB

3.348MB

640KB

Off

Off

DRAM SWITCH CONFIGURATION (CON’T)

DRAM< 1MB

DRAM> 1MB

Cacheable DRAM < 1MB

SW1/3

SW1/4

256KB

0KB

256KB

On

Off

256KB

0KB

512KB

On

Off

256KB

0KB

640KB

Off

Off

512KB

512KB

640KB

On

Off

640KB

0KB

640KB

Off

On

640KB

348KB

640KB

Off

Off

512KB

3MB

512KB

On

On

512KB

3.5MB

512KB

On

Off

640KB

3MB

640KB

Off

On

640KB

3.348MB

640KB

Off

Off