SIEMENS-NIXDORF INFORMATIONSSYSTEME AG

SYSTEM BOARD D1025

Device Type

Mainboard

Processor

CX M2/AM K6/Pentium

Processor Speed

166/200/233MHz

Chip Set

Unidentified

Video Chip Set

Matrox

Maximum Onboard Memory

256MB (EDO & SDRAM supported)

Maximum Video Memory

8MB (SGRAM supported)

Cache

512KB

BIOS

Unidentified

Dimensions

330mm x 218mm

I/O Options

Ethernet 10BaseT connector, floppy drive interface, game/MIDI port, IDE interfaces (2), parallel port, PS/2 mouse port, serial port, VGA feature connector, VGA port, riser slot, IR connector, USB connectors (2), line in, line out, microphone in

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

Voice modem connector

C7

Parallel port

CN3

Auxiliary in

C8

Serial port 1

CN4

Audio in – CD-ROM

C9

PS/2 mouse port

CN5

Chip card reader

C10

USB connector 1

CN6

IR connector

C11

USB connector 2

CN7

Control panel 2

C12

Microphone in

CN8

Control panel 1

C13

Line in

CN9

Soft off power supply

C14

Line out

CN10

Speaker

C15

Game/MIDI port

CN11

Chassis fan power

C16

IDE interface 2

CN12

Fax board connector

C18

Floppy drive interface

CN13

Wake on LAN connector

C19

IDE interface 1

CN14

SCSI interface LED

C20

VGA feature connector

CN15

I2C connector

C21

5v power

P1

VGA port

CN1

3.3v power

P2

Ethernet 10BaseT connector

CN2

Riser slot

SL1

USER CONFIGURABLE SETTINGS

Function

Label

Position

»

Factory configured - do not alter

C1

Unidentified

»

Factory configured - do not alter

C2

Unidentified

»

Factory configured - do not alter

C3

Unidentified

»

Factory configured - do not alter

C4

Unidentified

»

Factory configured - do not alter

C6

Unidentified

»

Flash BIOS normal operation

SW1/5

Off

 

Flash BIOS recovery mode

SW1/5

On

»

Factory configured - do not alter

SW1/6

Off

»

Factory configured - do not alter

SW1/7

Unidentified

»

Floppy drive write protect disabled

SW1/8

Off

 

Floppy drive write protect enabled

SW1/8

On

DIMM CONFIGURATION

Size

Bank 0

Bank 1

8MB

(1) 1M x 64

None

16MB

(1) 2M x 64

None

16MB

(1) 1M x 64

(1) 1M x 64

24MB

(1) 2M x 64

(1) 1M x 64

32MB

(1) 4M x 64

None

32MB

(1) 2M x 64

(1) 2M x 64

40MB

(1) 4M x 64

(1) 1M x 64

48MB

(1) 4M x 64

(1) 2M x 64

64MB

(1) 8M x 64

None

64MB

(1) 4M x 64

(1) 4M x 64

72MB

(1) 8M x 64

(1) 1M x 64

80MB

(1) 8M x 64

(1) 2M x 64

96MB

(1) 8M x 64

(1) 4M x 64

128MB

(1) 16M x 64

None

128MB

(1) 8M x 64

(1) 8M x 64

136MB

(1) 16M x 64

(1) 1M x 64

144MB

(1) 16M x 64

(1) 2M x 64

160MB

(1) 16M x 64

(1) 4M x 64

192MB

(1) 16M x 64

(1) 8M x 64

256MB

(1) 16M x 64

(1) 16M x 64

Note: Board accepts EDO & SDRAM memory.

CACHE CONFIGURATION

Note: The location of the 512KB cache is unidentified.

VIDEO MEMORY CONFIGURATION

Size

Bank 0

C5

2MB

2MB

None

4MB

2MB

2MB module installed

8MB

2MB

6MB module installed

CPU SPEED SELECTION

CPU speed

Clock speed

Multiplier

SW1/1

SW1/2

SW1/3

SW1/4

166MHz

66MHz

2.5x

On

Off

On

On

200MHz

66MHz

3x

On

Off

Off

On

233MHz

66MHz

3.5x

On

Off

Off

Off

CPU TYPE SELECTION

Type

C17

Intel

Open

AM K6-166

Pins 1 & 2 closed

AM K6-200

Pins 1 & 2 closed

AM K6-233

Pins 2 & 3 closed