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SYSTEM BOARD D823

SIEMENS NIXDORF INFORMATIONSSYSTEME AG

SYSTEM BOARD D823

Processor

Pentium

Processor Speed

75/90/100/120/133/150/166/180/200MHz

Chip Set

Intel

Video Chip Set

None

Maximum Onboard Memory

256MB

Maximum Video Memory

None

Cache

256KB

BIOS

Unidentified

Dimensions

330mm x 218mm

I/O Options

32-bit PCI slots (3), floppy drive interface, green PC connector, IDE interfaces (2), parallel port, PS/2 mouse port, serial ports (2), soft off power switch, soft off power supply

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

PS/2 mouse port

CN1

32-bit PCI slots

PC1 - PC3

Serial port 2

CN2

Front panel connector

X805

Serial port 1

CN3

Chassis fan power

X806

Parallel port

CN4

Speaker

X809

IDE interface 2

CN5

Soft off power switch

X810

IDE interface 1

CN6

Soft off power supply

X811

Floppy drive interface

CN7

SCSI LED

X812

USER CONFIGURABLE SETTINGS

Function

Label

Position

»

Flash BIOS normal operation

SW1/1

Off

 

Flash BIOS recovery mode

SW1/1

On

»

Password normal operation

SW1/2

Off

 

Password clear

SW1/2

On

»

Port 0C91H bit 2 set to 1

SW1/3

Off

 

Port 0C91H bit 2 set to 0

SW1/3

On

»

Port 0C91H bit 3 set to 1

SW1/4

Off

 

Port 0C91H bit 3 set to 0

SW1/4

On

»

Flash BIOS write protect disabled

SW1/5

Off

 

Flash 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

»

System normal operation

SW1/8

Off

 

System runs POST tests

SW1/8

On

DRAM 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

24MB

(2) 1M x 36

(2) 1M x 36

(2) 1M x 36

None

24MB

(2) 1M x 36

(2) 2M x 36

None

None

32MB

(2) 4M x 36

None

None

None

32MB

(2) 2M x 36

(2) 1M x 36

(2) 1M x 36

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

40MB

(2) 4M x 36

(2) 1M x 36

None

None

40MB

(2) 2M x 36

(2) 1M x 36

(2) 1M x 36

(2) 1M x 36

40MB

(2) 1M x 36

(2) 2M x 36

(2) 2M x 36

None

40MB

(2) 1M x 36

(2) 4M x 36

None

None

DRAM CONFIGURATION (CON’T)

Size

Bank 0

Bank 1

Bank 2

Bank 3

48MB

(2) 4M x 36

(2) 1M x 36

(2) 1M x 36

None

48MB

(2) 4M x 36

(2) 2M x 36

None

None

48MB

(2) 2M x 36

(2) 2M x 36

(2) 2M x 36

None

56MB

(2) 4M x 36

(2) 1M x 36

(2) 1M x 36

(2) 1M x 36

56MB

(2) 1M 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) 2M x 36

(2) 2M x 36

None

64MB

(2) 4M x 36

(2) 4M x 36

None

None

64MB

(2) 2M x 36

(2) 2M x 36

(2) 2M x 36

(2) 2M x 36

72MB

(2) 8M x 36

(2) 1M x 36

None

None

72MB

(2) 1M x 36

(2) 4M x 36

(2) 4M x 36

None

72MB

(2) 1M x 36

(2) 8M x 36

None

None

80MB

(2) 8M x 36

(2) 1M x 36

(2) 1M x 36

None

80MB

(2) 4M x 36

(2) 2M x 36

(2) 2M x 36

(2) 2M x 36

80MB

(2) 2M x 36

(2) 8M x 36

None

None

88MB

(2) 8M x 36

(2) 1M x 36

(2) 1M x 36

(2) 1M x 36

96MB

(2) 8M x 36

(2) 2M x 36

(2) 2M x 36

None

96MB

(2) 4M x 36

(2) 4M x 36

(2) 4M x 36

None

96MB

(2) 4M x 36

(2) 8M x 36

None

None

104MB

(2) 1M x 36

(2) 4M x 36

(2) 4M x 36

(2) 4M x 36

112MB

(2) 8M x 36

(2) 2M x 36

(2) 2M x 36

(2) 2M x 36

128MB

(2) 8M x 36

(2) 4M x 36

(2) 4M x 36

None

128MB

(2) 8M x 36

(2) 8M x 36

None

None

136MB

(2) 1M x 36

(2) 8M x 36

(2) 8M x 36

None

144MB

(2) 2M x 36

(2) 8M x 36

(2) 8M x 36

None

160MB

(2) 8M x 36

(2) 4M x 36

(2) 4M x 36

(2) 4M x 36

160MB

(2) 4M x 36

(2) 8M x 36

(2) 8M x 36

None

192MB

(2) 8M x 36

(2) 8M x 36

(2) 8M x 36

None

200MB

(2) 1M x 36

(2) 8M x 36

(2) 8M x 36

(2) 8M x 36

208MB

(2) 2M x 36

(2) 8M x 36

(2) 8M x 36

(2) 8M x 36

224MB

(2) 4M x 36

(2) 8M x 36

(2) 8M x 36

(2) 8M x 36

256MB

(2) 32M x 36

None

None

None

256MB

(2) 8M x 36

(2) 8M x 36

(2) 8M x 36

(2) 8M x 36

Note: Banks are interchangeable.

CACHE CONFIGURATION

Note: 256KB cache is factory installed and is not configurable. The location is unidentified.