
SIEMENS NIXDORF

SYSTEM BOARD D1081

Device Type              Mainboard
Processor                Pentium II/Celeron
Processor Speed          233/266/300/333MHz
Chip Set                 Unidentified
Video Chip Set           ATI
Maximum Onboard Memory   256MB (SDRAM supported)
Maximum Video Memory     2MB
Cache                    0/128/256/512KB (located on the CPU)
BIOS                     Unidentified
Dimensions               254mm x 218mm
I/O Options              32-bit PCI slots (3), floppy drive interface, IDE
                         interfaces (2), parallel port, PS/2 mouse port,
                         serial ports (2), VGA port, USB connectors (2),
                         ATX power connector

[Image]

                                CONNECTIONS

  Purpose                  Location    Purpose                  Location

  ATX power connector        ATX       PS/2 mouse port            CN5

  Chassis fan power           C1       Serial port 1              CN6

  Front panel connector       C2       Floppy drive               CN7
                                       interface

  CPU fan power               C3       IDE interface 1            CN8

  VGA port                   CN1       IDE interface 2            CN9

  USB connector 1            CN2       Serial port 2              CN10

  USB connector 2            CN3       32-bit PCI slots         PC1  PC3

  Parallel port              CN4

                        USER CONFIGURABLE SETTINGS

                Function                     Label           Position

      Floppy drive write protect              FWP              Open
      disabled

      Floppy drive write protect              FWP             Closed
      enabled

     Flash BIOS normal operation             RCV              Open

      Flash BIOS recovery mode                RCV             Closed

     Factory configured - do not alter       SKP              Open

              DIMM CONFIGURATION

      Size          Bank 0          Bank 1

      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

           DIMM CONFIGURATION (CONT)

      Size          Bank 0          Bank 1

     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 SDRAM memory.

                            CACHE CONFIGURATION

            Note: 256KB/512KB cache is located on the Pentium II CPU.
            128KB cache is located on the Celeron 300A & 333 CPU.

                            VIDEO CONFIGURATION

  Note: 2MB of video memory is factory installed and is not configurable.
  The location is unidentified.

                            CPU SPEED SELECTION

    CPU      Clock    Multiplier     CF1      CF2        CF3       CF4
  speed      speed

  233MHz     66MHz       3.5x        Open    Closed     Open       Open

  266MHz     66MHz        4x         Open     Open     Closed     Closed

  300MHz     66MHz       4.5x        Open     Open     Closed      Open

  333MHz     66MHz        5x         Open     Open      Open      Closed

