
SIEMENS NIXDORF INFORMATIONSSYSTEME AG

SYSTEM BOARD D912

Processor                 Pentium
Processor Speed           75/90/100/120MHz
Chip Set                  Unidentified
Video Chip Set            Tseng Labs
Maximum Onboard Memory    128MB
Maximum Video Memory      2MB
Cache                     256/512KB
BIOS                      Phoenix
Dimensions                330mm x 218mm
I/O Options               Floppy drive interface, IDE interfaces (2),
                          parallel port, PS/2 mouse port, serial port, VGA
                          port, riser slot, cache slot, IR connector,
                          microphone port, line in connector, line out
                          connector, CD line in connector, soft off power
                          supply, main switch connector, remote on
                          connector, image port connector, game/MIDI
                          connector, VGA/VESA pass through connector,
                          wavetable connector, voice/modem connector, audio
                          in connector, CD input connector, fax/modem slot
NPU Options               None

[Image]

                                CONNECTIONS

  Purpose                Location     Purpose                  Location

  VGA port                  CN1       LED connector              CN19

  Microphone                CN2       LED connector              CN20
  connector

  Line in connector         CN3       Chassis fan power          CN21

  Line out connector        CN4       Remote on connector        CN22

  Parallel port             CN5       Image port connector       CN23

  Serial port               CN6       Game/MIDI interface        CN24

  PS/2 mouse port           CN8       VGA/VESA pass              CN25
                                      through connector

  IR connector             CN10       Wavetable connector        CN26

  Soft off power           CN11       Voice/modem                CN27
  supply                              connector

  Floppy drive             CN13       Audio in connector         CN28
  interface

  Main switch              CN14       CD line in connector       CN29
  connector

  IDE interface 1          CN15       CD input connector         CN30

  IDE interface 2          CN16       Riser slot                 SL1

  Speaker                  CN17       Fax/modem slot             SL2

  LED connector            CN18       Cache slot                 SL3

                        USER CONFIGURABLE SETTINGS

               Function                    Label           Position

     Floppy drive write protect            FDP              Open
      disabled

      Floppy drive write protect            FDP             Closed
      enabled

     Flash BIOS write protect              FLP              Open
      disabled

      Flash BIOS write protect              FLP             Closed
      enabled

     Flash BIOS normal operation           RCV              Open

      Flash BIOS recovery mode              RCV             Closed

     Factory configured - do not           SKP          Unidentified
      alter

             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

     32MB        (2) 4M x 36      None

     32MB        (2) 2M x 36   (2) 2M x 36

     40MB        (2) 4M x 36   (2) 1M x 36

     48MB        (2) 4M x 36   (2) 2M 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

     80MB        (2) 8M x 36   (2) 2M x 36

     96MB        (2) 8M x 36   (2) 4M x 36

     128MB       (2) 8M x 36   (2) 8M x 36

                CACHE CONFIGURATION

           Size                      SL3

          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      Clock    Multiplier      CF0      CF1       F0         F1
  speed      speed

  75MHz      50MHz       1.5x         Open     Open    Closed     Closed

  90MHz      60MHz       1.5x         Open     Open    Closed      Open

  100MHz     66MHz       1.5x         Open     Open     Open      Closed

  120MHz     60MHz        2x         Closed    Open    Closed      Open

