SIEMENS NIXDORF INFORMATIONSSYSTEME AG

SYSTEM BOARD D943

Processor

Pentium

Processor Speed

75/90/100/120/133/150/166/200MHz

Chip Set

Unidentified

Video Chip Set

Cirrus Logic

Maximum Onboard Memory

128MB (EDO supported)

Maximum Video Memory

2MB

Cache

128/256/512KB

BIOS

Phoenix

Dimensions

330mm x 218mm

I/O Options

Floppy drive interface, game/MIDI interface, IDE interfaces (2), parallel port, PS/2 mouse port, serial ports (2), feature connector, VGA port, riser slot, cache slot, IR connector, voice/modem connector, MPEG connector, wavetable connector, CD line in connector, fax/modem connector, chipcard reader connector

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

PS/2 mouse port

CN2

IR connector

CN14

Serial port 1

CN3

Fax/modem connector

CN15

Serial port 2

CN4

Chipcard reader connector

CN16

Parallel port

CN5

IDE interface 1

CN17

VGA port

CN6

Floppy drive interface

CN18

Voice/modem connector

CN7

IDE interface 2

CN19

MPEG connector

CN8

Chassis fan power

J1

Feature connector

CN9

Speaker

J2

Game/MIDI connector

CN10

Front panel connector

J3

Wavetable connector

CN11

Power on switch

J4

Soft off power supply connector

CN12

Cache slot

SL1

CD line in connector

CN13

Riser slot

SL2

USER CONFIGURABLE SETTINGS

Function

Label

Position

»

BIOS write protect disabled

SW1/5

Off

 

BIOS write protect enabled

SW1/5

On

»

Factory configured - do not alter

SW1/6

Off

»

BIOS started from the system module

SW1/7

Off

 

BIOS started from floppy and restores on board

SW1/7

On

»

Floppy drive write protect disabled

SW1/8

Off

 

Floppy drive write protect enabled

SW1/8

On

DRAM CONFIGURATION

Size

Bank 0

Bank 1

8MB

(2) 1M x 36

None

16MB

(2) 2M x 36

None

16MB

(2) 1M x 36

(2) 1M x 36

24MB

(2) 2M x 36

(2) 1M x 36

24MB

(2) 1M x 36

(2) 2M x 36

32MB

(2) 4M x 36

None

32MB

(2) 2M x 36

(2) 2M x 36

40MB

(2) 4M x 36

(2) 1M x 36

40MB

(2) 1M x 36

(2) 4M x 36

48MB

(2) 4M x 36

(2) 2M x 36

48MB

(2) 2M x 36

(2) 4M x 36

64MB

(2) 8M x 36

None

64MB

(2) 4M x 36

(2) 4M x 36

72MB

(2) 8M x 36

(2) 1M x 36

72MB

(2) 1M x 36

(2) 8M x 36

80MB

(2) 8M x 36

(2) 2M x 36

DRAM CONFIGURATION (CON’T)

Size

Bank 0

Bank 1

80MB

(2) 2M x 36

(2) 8M x 36

96MB

(2) 8M x 36

(2) 4M x 36

96MB

(2) 4M x 36

(2) 8M x 36

128MB

(2) 8M x 36

(2) 8M x 36

Note: Board accepts EDO memory. Board also accepts x 32 SIMMs.

CACHE CONFIGURATION

Size

SL1

128KB

128KB module installed

256KB

256KB module installed

512KB

512KB module installed

VIDEO MEMORY CONFIGURATION

Size

Bank 0

Bank 1

1MB

1MB

None

2MB

1MB

(2) 256K x 16

Note: Bank 0 is factory installed and is not configurable.

CPU SPEED SELECTION

CPU speed

SW1/1

SW1/2

SW1/3

SW1/4

75MHz

On

On

Off

Off

90MHz

On

Off

Off

Off

100MHz

Off

On

Off

Off

120MHz

On

Off

On

Off

133MHz

Off

On

On

Off

150MHz

On

Off

On

On

166MHz

Off

On

On

On

200MHz

Off

On

Off

On