BIOSTAR MICROTECH INTERNATIONAL CORPORATION

MB-1333C-CH/1340C-CH

Processor

80386DX

Processor Speed

33/40MHz

Chip Set

C & T

Max. Onboard DRAM

32MB

Cache

256KB

BIOS

C & T

Dimensions

330mm x 218mm

I/O Options

None

NPU Options

80387/3167

CONNECTIONS

Purpose

Location

Purpose

Location

Turbo LED

D4

Turbo switch

J50

Speaker

J18

Reset switch

J51

Power LED & keylock

J19

External battery

JP2

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

»

Factory configured - do not alter

J21

Open

»

A20 gate enabled

J22

Closed

 

A20 gate disabled

J22

Open

»

Monitor type select color

J23

Closed

 

Monitor type select monochrome

J23

Open

»

CMOS memory normal operation

J42

pins 2 & 3 closed

 

CMOS memory clear

J42

pins 1 & 2 closed

DRAM CONFIGURATION

Size

Bank 0

Bank 1

J48

1MB

(4) 256K x 9

NONE

pins 2 & 3 closed

2MB

(4) 256K x 9

(4) 256K x 9

pins 2 & 3 closed

4MB

(4) 1M x 9

NONE

pins 2 & 3 closed

5MB

(4) 256K x 9

(4) 1 M x 9

pins 1 & 2 closed

8MB

(4) 1M x 9

(4) 1M x 9

pins 2 & 3 closed

16MB

(4) 4M x 9

NONE

pins 2 & 3 closed

17MB

(4) 4M x 9

(4) 256K x 9

pins 1 & 2 closed

20MB

(4) 4M x 9

(4) 1M x 9

pins 1 & 2 closed

32MB

(4) 4M x 9

(4) 4M x 9

pins 2 & 3 closed

CACHE CONFIGURATION

Size

Bank 0

TAG (U8)

TAG (U14 & U15)

64KB

(8) 16K x 4

NONE

(2) 16K x 4

256KB

(8) 64K x 4

(1) 64K x 4

(2) 64K x 4

CACHE JUMPER CONFIGURATION

Size

J25

J26

J27

J28

J29

J33

J34

64KB

Closed

Closed

Closed

Closed

Closed

1 & 2

1 & 2

256KB

Open

Open

Open

Open

Open

2 & 3

2 & 3

Note:Pins designated should be in the closed position.

POWER GOOD CONFIGURATION

Setting

J31

J32

Signal detect from power supply

pins 2 & 3 closed

pins 2 & 3 closed

Signal detect from board

pins 1 & 2 closed

pins 1 & 2 closed