DIAMOND FLOWER, INC.

386SX-16/20/25WN AIO

Processor

80386SX

Processor Speed

16/20/25MHz

Chip Set

Western Digital

Max. Onboard DRAM

16MB

Cache

None

BIOS

AMI

Dimensions

330mm x 218mm

I/O Options

Floppy drive interface, IDE interface, parallel port, PS/2 mouse port,

riser card slot, serial ports (2) VGA feature connector, VGA port

NPU Options

80387SX

CONNECTIONS

Purpose

Location

Purpose

Location

Serial port (COM1)

CN2

Speaker

J25

Parallel port

CN3

Power LED & keylock

J26

VGA port

CN4

IDE interface LED

J27

PS/2 mouse port

J1

Reset switch

J28

Serial port (COM2)

J2

Turbo switch

J29

Video feature connector

J6

Turbo LED

J30

External battery

J7

Keyboard connector

J31

Floppy drive interface

J11

Riser Card

S1

IDE interface

J12

   

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

»

Monitor type select color

J3

closed

 

Monitor type select monochrome

J3

open

»

VGA port enabled

J4

closed

 

VGA port disabled

J4

open

»

Printer select Centronics (AT)

J5

closed

 

Printer select Bi-directional (PS/2)

J5

open

»

Battery select external

J8

pins 2 & 3 closed

 

Battery select internal

J8

pins 1 & 2 closed

»

Factory configured - do not alter (NPU)

J21

Open

»

Factory configured - do not alter (NPU)

J22

pins 1 & 2 closed

»

CMOS memory normal operation

J23

open

 

CMOS memory clear

J23

Closed

»

Speaker select internal

J24

pins 1 & 2 closed

 

Speaker select external

J24

pins 2 & 3 closed

DRAM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

Bank 3

512KB

(2) 256K x 9

NONE

NONE

NONE

1MB

(2) 256K x 9

(2) 256K x 9

NONE

NONE

1.5MB

(2) 256K x 9

(2) 256K x 9

(2) 256K x 9

NONE

2MB

(2) 1M x 9

NONE

NONE

NONE

2MB

(2) 256K x 9

(2) 256K x 9

(2) 256K x 9

(2) 256K x 9

2.5MB

(2) 1M x 9

(2) 256K x 9

NONE

NONE

3MB

(2) 1M x 9

(2) 256K x 9

(2) 256K x 9

NONE

4MB

(2) 1M x 9

(2) 1M x 9

NONE

NONE

4.5MB

(2) 1M x 9

(2) 1M x 9

(2) 256K x 9

NONE

5MB

(2) 1M x 9

(2) 1M x 9

(2) 256K x 9

(2) 256K x 9

6MB

(2) 1M x 9

(2) 1M x 9

(2) 1M x 9

NONE

8MB

(2) 1M x 9

(2) 1M x 9

(2) 1M x 9

(2) 1M x 9

8MB

(2) 4M x 9

NONE

NONE

NONE

10MB

(2) 4M x 9

(2) 1M x 9

NONE

NONE

16MB

(2) 4M x 9

(2) 4M x 9

NONE

NONE