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

[Image]

                                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               CN13
                                       interface

  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           CN2       Riser slot                 SL1
  connector

                        USER CONFIGURABLE SETTINGS

               Function                    Label           Position

  »   Factory configured - do not           C1           Unidentified
      alter

  »   Factory configured - do not           C2           Unidentified
      alter

  »   Factory configured - do not           C3           Unidentified
      alter

  »   Factory configured - do not           C4           Unidentified
      alter

  »   Factory configured - do not           C6           Unidentified
      alter

  »   Flash BIOS normal operation          SW1/5              Off

      Flash BIOS recovery mode             SW1/5              On

  »   Factory configured - do not          SW1/6              Off
      alter

  »   Factory configured - do not          SW1/7         Unidentified
      alter

  »   Floppy drive write protect           SW1/8              Off
      disabled

      Floppy drive write protect           SW1/8              On
      enabled

                  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       Clock    Multiplier     SW1/1    SW1/2     SW1/3     SW1/4
   speed     speed

  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