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      128MB (EDO supported)
Memory
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

[Image]

                                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           CN16
                                       connector

  Parallel port              CN5       IDE interface 1           CN17

  VGA port                   CN6       Floppy drive              CN18
                                       interface

  Voice/modem                CN7       IDE interface 2           CN19
  connector

  MPEG connector             CN8       Chassis fan power          J1

  Feature connector          CN9       Speaker                    J2

  Game/MIDI connector       CN10       Front panel                J3
                                       connector

  Wavetable connector       CN11       Power on switch            J4

  Soft off power            CN12       Cache slot                SL1
  supply connector

  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           SW1/7             Off
      module

      BIOS started from floppy and           SW1/7              On
      restores on board

  »   Floppy drive write protect             SW1/8             Off
      disabled

      Floppy drive write protect             SW1/8              On
      enabled

             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