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SYSTEM BOARD D873

SIEMENS NIXDORF

SYSTEM BOARD D873

Device Type

Mainboard

Processor

Pentium

Processor Speed

100/133/166MHz

Chip Set

Intel

Video Chip Set

Tseng Labs

Maximum Onboard Memory

512MB

Maximum Video Memory

1MB

Cache

512KB

BIOS

Unidentified

Dimensions

305mm x 244mm

I/O Options

32-bit PCI slots (4), floppy drive interface, IDE interface, parallel port, PS/2 mouse port, serial ports (2), VGA port, cache slot

CONNECTIONS

Purpose

Location

Purpose

Location

Chassis fan power

C1

CAN bus control 1

C16

Aux voltage PRIMERGY 500/700

C2

PS/2 mouse port

CN1

Power supply PRIMERGY 500/700

C3

Serial port 2

CN2

SCSI interface LED

C4

Serial port 1

CN3

Chassis fan power

C5

Parallel port

CN4

Temperature sensor

C6

VGA port

CN5

Speaker

C7

Floppy drive interface

CN6

Front panel connector

C8

IDE interface

CN7

Front panel connector

C9

5v power supply

P1

On/off switch

C10

5v power supply

P2

Temperature sensor

C11

3.3v power supply

P3

Temperature sensor

C12

32-bit PCI slots

PC1 PC4

Soft off power supply

C13

Cache slot

SL1

Remote on connector

C14

VRM connector

VRM

CAN bus control 2

C15

   

USER CONFIGURABLE SETTINGS

Function

Label

Position

BIOS normal operation

SW1/1

Off

 

BIOS recovery mode

SW1/1

On

Factory configured - do not alter

SW1/2

Unidentified

Factory configured - do not alter

SW1/3

Unidentified

Factory configured - do not alter

SW1/4

Unidentified

BIOS write protect disabled

SW1/5

Off

 

BIOS write protect enabled

SW1/5

On

Floppy drive write protect disabled

SW1/6

Off

 

Floppy drive write protect enabled

SW1/6

On

Factory configured - do not alter

SW1/7

Off

Factory configured - do not alter

SW1/8

Unidentified

SIMM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

Bank 3

8MB

(2) 1M x 36

None

None

None

16MB

(2) 2M x 36

None

None

None

16MB

(2) 1M x 36

(2) 1M x 36

None

None

24MB

(2) 2M x 36

(2) 1M x 36

None

None

SIMM CONFIGURATION (CONT)

Size

Bank 0

Bank 1

Bank 2

Bank 3

24MB

(2) 1M x 36

(2) 1M x 36

(2) 1M x 36

None

32MB

(2) 4M x 36

None

None

None

32MB

(2) 2M x 36

(2) 2M x 36

None

None

32MB

(2) 1M x 36

(2) 1M x 36

(2) 1M x 36

(2) 1M x 36

48MB

(2) 2M x 36

(2) 2M x 36

(2) 2M x 36

None

64MB

(2) 2M x 36

(2) 2M x 36

(2) 2M x 36

(2) 2M x 36

64MB

(2) 8M x 36

None

None

None

64MB

(2) 4M x 36

(2) 4M x 36

None

None

72MB

(2) 8M x 36

(2) 1M x 36

None

None

80MB

(2) 8M x 36

(2) 2M x 36

None

None

96MB

(2) 8M x 36

(2) 4M x 36

None

None

96MB

(2) 4M x 36

(2) 4M x 36

(2) 4M x 36

None

128MB

(2) 16M x 36

None

None

None

128MB

(2) 8M x 36

(2) 8M x 36

None

None

128MB

(2) 4M x 36

(2) 4M x 36

(2) 4M x 36

(2) 4M x 36

136MB

(2) 16M x 36

(2) 1M x 36

None

None

144MB

(2) 16M x 36

(2) 2M x 36

None

None

160MB

(2) 16M x 36

(2) 4M x 36

None

None

192MB

(2) 16M x 36

(2) 8M x 36

None

None

192MB

(2) 8M x 36

(2) 8M x 36

(2) 8M x 36

None

224MB

(2) 16M x 36

(2) 4M x 36

(2) 4M x 36

(2) 4M x 36

256MB

(2) 16M x 36

(2) 16M x 36

None

None

256MB

(2) 8M x 36

(2) 8M x 36

(2) 8M x 36

(2) 8M x 36

272MB

(2) 16M x 36

(2) 16M x 36

(2) 1M x 36

(2) 1M x 36

288MB

(2) 16M x 36

(2) 16M x 36

(2) 2M x 36

(2) 2M x 36

320MB

(2) 16M x 36

(2) 16M x 36

(2) 4M x 36

(2) 4M x 36

384MB

(2) 16M x 36

(2) 16M x 36

(2) 16M x 36

None

512MB

(2) 16M x 36

(2) 16M x 36

(2) 16M x 36

(2) 16M x 36

CACHE CONFIGURATION

Size

SL1

0KB

Not installed

512KB

512KB module installed

VIDEO MEMORY CONFIGURATION

Note: The location of the video memory is unidentified.

CPU SPEED SELECTION

CPU speed

Clock speed

Multiplier

X400/pins 1 & 2

X400/pins 3 & 4

X400/pins 5 & 6

X400/pins 7 & 8

100MHz

66MHz

1.5x

Open

Closed

Open

Open

133MHz

66MHz

2x

Open

Closed

Closed

Open

166MHz

66MHz

2.5x

Open

Closed

Closed

Closed