
SIEMENS NIXDORF

SYSTEM BOARD D887

Device Type                  Mainboard
Processor                    Pentium Pro
Processor Speed              166/200MHz
Chip Set                     Intel 450GX
Video Chip Set               Cirrus Logic
Maximum Onboard Memory       2GB
Maximum Video Memory         1MB
Cache                        256/512KB (located on Pentium Pro CPU)
BIOS                         Unidentified
Dimensions                   355mm x 304mm
I/O Options (backplane)      32-bit PCI slots (6), floppy drive interface,
                             IDE interface, parallel port, PS/2 mouse port,
                             serial ports (2), VGA port, ATX power
                             connector, CPU slots (2)

[Image]

                                CONNECTIONS

  Purpose                     Location    Purpose               Location

  ATX power connector           ATX       Serial port             CN3

  On/off swithc                  C1       Parallel port           CN4

  Chassis fan power              C2       Can bus interface       CN5

  Remote power on                C3       VGA port                CN6

  Chassis fan power              C4       IDE interface           CN7

  Temperature sensor             C5       Floppy drive            CN8
                                          interface

  Signal/auxiliary voltage       C6       32-bit PCI slots      PC1  PC6

  Can bus connector              C7       CPU slot 1              SL1

  PS/2 mouse port               CN1       CPU slot 2              SL2

  Serial port                   CN2

                        USER CONFIGURABLE SETTINGS

               Function                    Label           Position

     Factory configured - do not           J1           Unidentified
      alter

     Factory configured - do not           J2           Unidentified
      alter

     Factory configured - do not           J3           Unidentified
      alter

     Factory configured - do not           J4           Unidentified
      alter

     Factory configured - do not           J5           Unidentified
      alter

     BIOS normal operation                SW1/1              Off

      BIOS recovery mode                   SW1/1              On

     Factory configured - do not          SW1/2              Off
      alter

     Factory configured - do not          SW1/3         Unidentified
      alter

     Factory configured - do not          SW1/4         Unidentified
      alter

     BIOS write protect disabled          SW1/5              Off

      BIOS write protect enabled           SW1/5              On

     Floppy drive write protect           SW1/6              Off
      disabled

      Floppy drive enabled                 SW1/6              On

     Factory configured - do not          SW1/7              Off
      alter

     Factory configured - do not          SW1/8         Unidentified
      alter

                            DIMM CONFIGURATION

     Size          Bank 0         Bank 1         Bank 2         Bank 3

     32MB        (4) 1M x 64       None           None           None

     64MB        (4) 1M x 64   (4) 1M x 64        None           None

     64MB        (4) 2M x 64       None           None           None

     96MB        (4) 1M x 64   (4) 1M x 64    (4) 1M x 64        None

     128MB       (4) 1M x 64   (4) 1M x 64    (4) 1M x 64    (4) 1M x 64

     128MB       (4) 2M x 64   (4) 2M x 64        None           None

     128MB       (4) 4M x 64       None           None           None

     192MB       (4) 2M x 64   (4) 2M x 64    (4) 2M x 64        None

     256MB       (4) 2M x 64   (4) 2M x 64    (4) 2M x 64    (4) 2M x 64

     256MB       (4) 4M x 64   (4) 4M x 64        None           None

     256MB       (4) 8M x 64       None           None           None

     384MB       (4) 4M x 64   (4) 4M x 64    (4) 4M x 64        None

     512MB       (4) 4M x 64   (4) 4M x 64    (4) 4M x 64    (4) 4M x 64

     512MB       (4) 8M x 64   (4) 8M x 64        None           None

     512MB       (4) 16M x 64      None           None           None

     768MB       (4) 8M x 64   (4) 8M x 64    (4) 8M x 64        None

    1024MB       (4) 8M x 64   (4) 8M x 64    (4) 8M x 64    (4) 8M x 64

    1024MB       (4) 16M x 64  (4) 16M x 64       None           None

    1568MB       (4) 16M x 64  (4) 16M x 64   (4) 16M x 64       None

    2048MB       (4) 16M x 64  (4) 16M x 64   (4) 16M x 64   (4) 16M x 64

                      CACHE CONFIGURATION

  Note: 256KB/512KB cache is located on the Pentium Pro CPU.

                 VIDEO MEMORY CONFIGURATION

  Note: The location of the video memory is unidentified.

                            CPU SPEED SELECTION

    CPU speed        Clock speed        Multiplier             X100

      166MHz            66MHz              2.5x             Pins 1 & 2
                                                              closed

      200MHz            66MHz               3x              Pins 1 & 2
                                                              closed

[Image]

                                CONNECTIONS

  Purpose                 Location     Purpose                 Location

  Converter module for       C1        Converter module for       C3
  CPU 1                                CPU 0

  Temperature sensor         C2        Temperature sensor         C4
  for CPU 1                            for CPU 0

                        USER CONFIGURABLE SETTINGS

               Function                    Label           Position

     Factory configured - do not           J1           Unidentified
      alter

                            CPU SPEED SELECTION

    CPU      Clock    Multiplier     J2/       J2/       J2/        J2/
  speed     speed
                                    pins 1    pins 3    pins 5     pins 7
                                     & 2       & 4       & 6        & 8

  166MHz    66MHz        2.5x       Closed    Closed     Open      Open

  200MHz    66MHz         3x        Closed    Closed    Closed    Closed

                        CPU SPEED SELECTION (CONT)

   CPU      Clock    Multiplier   J2/pins   J2/pins    J2/pins   J2/pins
  speed    speed
                                  9 & 10    11 & 12    13 & 14   15 & 16

  166MHz   66MHz       2.5x       Closed    Closed      Open       Open

  200MHz   66MHz        3x        Closed    Closed     Closed     Closed

[Image]

                                CONNECTIONS

  Purpose                 Location     Purpose                 Location

  Temperature sensor         C1        Temperature sensor         C3
  for CPU 2                            for CPU 3

  Converter module for       C2        Converter module for       C4
  CPU 2                                CPU 3

                        USER CONFIGURABLE SETTINGS

               Function                    Label           Position

     Factory configured - do not           J2           Unidentified
      alter

                            CPU SPEED SELECTION

    CPU      Clock    Multiplier     J1/       J1/       J1/        J1/
  speed     speed
                                    pins 1    pins 3    pins 5     pins 7
                                     & 2       & 4       & 6        & 8

  166MHz    66MHz        2.5x       Closed    Closed     Open      Open

  200MHz    66MHz         3x        Closed    Closed    Closed    Closed

                        CPU SPEED SELECTION (CONT)

   CPU      Clock    Multiplier   J1/pins   J1/pins    J1/pins   J1/pins
  speed    speed
                                  9 & 10    11 & 12    13 & 14   15 & 16

  166MHz   66MHz       2.5x       Closed    Closed      Open       Open

  200MHz   66MHz        3x        Closed    Closed     Closed     Closed

