Processor

80386DX

Processor Speed

25/33/40MHz

Chip Set

ATMEL/MIC/OPTI

Max. Onboard DRAM

32MB

Cache

32/64/128/256KB

BIOS

AMI

Dimensions

330mm x 218mm

I/O Options

None

NPU Options

80387/3167

CONNECTIONS

Purpose

Location

Purpose

Location

External battery

JP2

Turbo switch

JP13

Reset switch

JP11

Power LED & keylock

JP14

Turbo LED

JP12

Speaker

JP15

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

»

CMOS memory normal operation

JP3

pins 2 & 3 closed

CMOS memory clear

JP3

pins 1 & 2 closed

»

Monitor type select color

JP4

Closed

Monitor type select monochrome

JP4

Open

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) 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

CACHE CONFIGURATION

Size

Bank 0

Bank 1

TAG

32KB

(4) 8K x 8

NONE

(3) 64K x 1

64KB

(4) 8K x 8

(4) 8K x 8

(3) 64K x 1

128KB

(4) 32K x 8

NONE

(3) 64K x 1

256KB

(4) 32K x 8

(4) 32K x 8

(3) 64K x 1

CACHE JUMPER CONFIGURATION

Size

J5

J6

J7

J8

J9

J10

32KB

2 & 3

2 & 3

1 & 2

1 & 2

1 & 2

Open

64KB

1 & 2

2 & 3

1 & 2

2 & 3

1 & 2

Open

128KB

1 & 2

2 & 3

1 & 2

2 & 3

2 & 3

Closed

256KB

1 & 2

1 & 2

2 & 3

2 & 3

2 & 3

Closed

Note: Pins designated should be in the closed position.