ADVANCED COMPUTER TECHNOLOGY, LTD.

T386-25/HS

Processor

80386DX

Processor Speed

25MHz

Chip Set

ACT

Max. Onboard DRAM

16MB

Cache

None

BIOS

AMI

Dimensions

270mm x 220mm

I/O Options

None

NPU Options

80387/3167

CONNECTIONS

Purpose

Location

Purpose

Location

Turbo LED

JP3

Reset switch

JP14

Power LED & keylock

JP10

Speaker

JP19

External battery

JP11

Turbo switch

JP20

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

»

Monitor type select CGA

JP6

pins 2 & 3 closed

 

Monitor type select EGA/VGA/monochrome

JP6

pins 1 & 2 closed

»

Battery select internal

JP12

pins 2 & 3 closed

 

Battery select external

JP12

pins 1 & 2 closed

»

Power good signal detect from power supply

JP13

pins 1 & 2 closed

 

Power good signal detect from CPU

JP13

pins 2 & 3 closed

»

DRAM select fast refresh

JP15

pins 2 & 3 closed

 

DRAM select normal refresh

JP15

pins 1 & 2 closed

»

Parity check enabled

JP16

pins 2 & 3 closed

 

Parity check disabled

JP16

pins 1 & 2 closed

DRAM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

Bank 3

1MB

(1) 256K x 36

NONE

NONE

NONE

1MB

NONE

NONE

(4) 256K x 9

NONE

2MB

(1) 256K x 36

(1) 256K x 36

NONE

NONE

2MB

NONE

NONE

(4) 256K x 9

(4) 256K x 9

3MB

(1) 256K x 36

(1) 256K x 36

(4) 256K x 9

NONE

4MB

(1) 256K x 36

(1) 256K x 36

(4) 256K x 9

(4) 256K x 9

6MB

(1) 256K x 36

(1) 256K x 36

(4) 1M x 9

NONE

10MB

(1) 256K x 36

(1) 256K x 36

(4) 1M x 9

(4) 1M x 9

16MB

NONE

NONE

(4) 4M x 9

NONE

DRAM JUMPER CONFIGURATION

Size

JP17

JP18

JP21

JP30

JP33

1MB

2 & 3

2 & 3

2 & 3

2 & 3

2 & 3

1MB

2 & 3

2 & 3

1 & 2

1 & 2

1 & 2

2MB

2 & 3

2 & 3

2 & 3

2 & 3

2 & 3

2MB

2 & 3

2 & 3

1 & 2

1 & 2

1 & 2

3MB

2 & 3

2 & 3

2 & 3

2 & 3

2 & 3

4MB

2 & 3

2 & 3

2 & 3

2 & 3

2 & 3

6MB

2 & 3

2 & 3

2 & 3

2 & 3

2 & 3

10MB

2 & 3

2 & 3

2 & 3

2 & 3

2 & 3

16MB

1 & 2

1 & 2

1 & 2

1 & 2

1 & 2

Note:Pins designated should be in the closed position.

DRAM SWITCH CONFIGURATION

Size

SW1/3

SW1/4

SW1/5

SW1/6

SW1/7

SW1/8

1MB

Off

Off

Off

Off

Off

Off

1MB

Off

Off

Off

Off

Off

Off

2MB

Off

Off

On

Off

Off

On

2MB

Off

Off

On

Off

Off

On

3MB

Off

Off

On

Off

On

Off

4MB

On

On

On

Off

On

On

6MB

Off

Off

On

On

On

Off

10MB

Off

On

On

On

On

On

16MB

Off

Off

Off

On

Off

Off

DRAM WAIT STATE CONFIGURATION

Size

SW1/1

SW1/2

Refresh select 1 per wait state

Off

Off

Refresh select 2 per wait state

Off

On

Refresh select 4 per wait state

On

Off

Refresh select 8 per wait state

On

On

NPU CONFIGURATION

Type

JP2

JP4

80387

pins 1 & 2 closed

pins 2 & 3 closed

3167

pins 2 & 3 closed

pins 2 & 3 closed

Disabled

pins 1 & 2 closed

pins 1 & 2 closed