DIAMOND FLOWER, INC.

RACER-286 AIO

Processor

80286

Processor Speed

6/12MHz

Chip Set

Suntac

Max. Onboard DRAM

4MB

Cache

None

BIOS

Unidentified

Dimensions

330mm x 218mm

I/O Options

Parallel port, serial ports (2), VGA port, floppy drive interface, IDE interface

NPU Options

80287

CONNECTIONS

Purpose

Location

Purpose

Location

VGA port

CN1

Power LED & keylock

J8

Parallel port

CN2

External battery

J17

Serial port 1

CN4

IDE interface LED

J22

CPU clock display connector

J2

IDE interface

J24

Auxiliary keyboard connector

J3

Floppy drive interface

J25

Reset switch

J4

Serial port 2

J26

Turbo LED

J5

Riser slot

SL1

Speaker

J7

   

USER CONFIGURABLE SETTINGS

Function

Jumper/Switch

Position

»

Clock speed control keyboard or hardware control

J6

pins 1 & 2 closed

 

Clock speed control DIP switch control

J6

pins 2 & 3 closed

»

Factory configured - do not alter

J9

N/A

»

On board VGA enabled

J10

pins 2 & 3 closed

 

On board VGA disabled

J10

pins 1 & 2 closed

»

Factory configured - do not alter

J12

N/A

»

Floppy drive speed select single speed

J14

Closed

 

Floppy drive speed select dual speed

J14

Open

»

Floppy drive type select single speed spindle motor drive

J15

Open

 

Floppy drive type select dual speed spindle motor drive

J15

Closed

»

Battery type select internal

J16

pins 1 & 2 closed

 

Battery type select external

J16

pins 2 & 3 closed

»

Factory configured - do not alter

J18

N/A

»

IDE interface enabled

J19

Closed

 

IDE interface disabled

J19

Open

»

Floppy drive interface enabled

J20

Closed

 

Floppy drive interface disabled

J20

Open

»

Factory configured - do not alter

J21

N/A

»

Hard drive I/O channel ready enabled

J23

Closed

 

Hard drive I/O channel ready disabled

J23

Open

»

Hard drive reset level select low reset

J27

pins 1 & 2 closed

 

Hard drive reset level select high reset

J27

pins 2 & 3 closed

»

Parallel port enabled

J28

Closed

 

Parallel port disabled

J28

Open

»

Factory configured - do not alter

J29

N/A

»

0 wait state enabled

J32

Closed

 

0 wait state disabled

J32

Open

»

Serial port 2 enabled

J35

Closed

 

Serial port 2 disabled

J35

Open

»

Serial port 1 enabled

J36

Closed

 

Serial port 1 disabled

J36

Open

»

Factory configured - do not alter

J37

N/A

»

Monitor type select color

SW1/2

On

 

Monitor type select monochrome

SW1/2

Off

»

Parity enabled

SW1/3

On

 

Parity disabled

SW1/3

Off

»

EMS port address select 0E8H

SW1/4

On

 

EMS port address select 098H

SW1/4

Off

»

BIOS type select 27128

SW1/5

On

 

BIOS type select 27256

SW1/5

Off

DRAM CONFIGURATION

Size

Mode

Bank 0

Parity 0

Bank 1

Parity 1

512KB

0

(16) 41256

(2) 41256

NONE

NONE

640KB

1

(16) 41256

(2) 41256

(16) 4164

(2) 4164

640KB + 384KB (1MB)

2

(16) 41256

(2) 41256

(16) 41256

(2) 41256

640KB + 384KB (EMS) (1MB)

3

(16) 41256

(2) 41256

(16) 41256

(2) 41256

640KB + 1408KB (2MB)

4

(16) 411000

(2) 411000

NONE

NONE

640KB + 1408KB (EMS) (2MB)

5

(16) 411000

(2) 411000

NONE

NONE

640KB + 3456KB (4MB)

6

(16) 411000

(2) 411000

(16) 411000

(2) 411000

640KB + 3456KB (EMS) (4MB)

7

(16) 411000

(2) 411000

(16) 411000

(2) 411000

DRAM SWITCH CONFIGURATION

Mode

SW1/6

SW1/7

SW1/8

0

On

On

On

1

On

On

Off

2

On

Off

On

3

On

Off

Off

4

Off

On

On

5

Off

On

Off

6

Off

Off

On

7

Off

Off

Off

CPU SPEED CONFIGURATION

Speed

J1

SW1/1

6MHz

Open

On

12MHz

Closed

Off