
ACTIVEI SYSTEMS, INC.

STONEHENGE

Processor                Pentium Pro
Processor Speed          150/166/180/200MHz
Chip Set                 Intel
Video Chip Set           None
Maximum Onboard Memory   768MB (EDO supported)
Maximum Video Memory     None
Cache                    256/512KB (located on Pentium Pro CPU)
BIOS                     AMI
Dimensions               305mm x 244mm
I/O Options              32-bit PCI slots (5), floppy drive interface,
                         green PC connector, IDE interfaces (2), parallel
                         port, PS/2 mouse port, serial ports (2), IR
                         connector, USB connector, ATX power connector
NPU Options              None

[Image]

                                CONNECTIONS

  Purpose                 Location     Purpose                  Location

  ATX power connector        ATX       Speaker                     J2

  Serial port 2              CN1       Green PC connector          J3

  Parallel port              CN2       Turbo LED                   J4

  PS/2 mouse port            CN3       Reset switch                J5

  Serial port 1              CN4       IDE interface LED           J6

  Floppy drive               CN5       Soft off power supply       J7
  interface

  IDE interface 1            CN6       Temperature buzzer         JP2

  IDE interface 2            CN7       32-bit PCI slots         PC1  PC5

  IR connector               IR1       USB connector              USB

  Power LED & keylock        J1

                        USER CONFIGURABLE SETTINGS

               Function                    Label           Position

     Factory configured - do not           JP8          Unidentified
      alter (CMOS)

                    DRAM CONFIGURATION

     Size          Bank 0         Bank 1        Bank 2

      8MB       (2) 1M x 36        None          None

     16MB       (2) 1M x 36    (2) 1M x 36       None

     16MB       (2) 2M x 36        None          None

     24MB       (2) 1M x 36    (2) 1M x 36    (2) 1M x 36

     24MB       (2) 1M x 36    (2) 2M x 36       None

     24MB       (2) 2M x 36    (2) 1M x 36       None

     32MB       (2) 2M x 36    (2) 1M x 36    (2) 1M x 36

     32MB       (2) 2M x 36    (2) 2M x 36       None

     32MB       (2) 4M x 36        None          None

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

     40MB       (2) 1M x 36    (2) 4M x 36       None

     40MB       (2) 4M x 36    (2) 1M x 36       None

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

     48MB       (2) 2M x 36    (2) 4M x 36       None

     48MB       (2) 4M x 36    (2) 1M x 36    (2) 1M x 36

     48MB       (2) 4M x 36    (2) 2M x 36       None

     64MB       (2) 4M x 36    (2) 2M x 36    (2) 2M x 36

     64MB       (2) 4M x 36    (2) 4M x 36       None

     64MB       (2) 8M x 36        None          None

     72MB       (2) 1M x 36    (2) 4M x 36    (2) 4M x 36

     72MB       (2) 1M x 36    (2) 8M x 36       None

     72MB       (2) 8M x 36    (2) 1M x 36       None

     80MB       (2) 2M x 36    (2) 4M x 36    (2) 4M x 36

     80MB       (2) 2M x 36    (2) 8M x 36       None

                  DRAM CONFIGURATION (CONT)

      Size          Bank 0          Bank 1          Bank 2

      80MB        (2) 8M x 36     (2) 1M x 36    (2) 1M x 36

      80MB        (2) 8M x 36     (2) 2M x 36        None

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

      96MB        (2) 4M x 36     (2) 8M x 36        None

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

      96MB        (2) 8M x 36     (2) 4M x 36        None

     128MB        (2) 8M x 36     (2) 4M x 36    (2) 4M x 36

     128MB        (2) 8M x 36     (2) 8M x 36        None

     128MB       (2) 16M x 36        None            None

     136MB        (2) 1M x 36     (2) 8M x 36    (2) 8M x 36

     136MB       (2) 16M x 36     (2) 1M x 36        None

     144MB        (2) 2M x 36     (2) 8M x 36    (2) 8M x 36

     144MB        (2) 2M x 36    (2) 16M x 36        None

     144MB       (2) 16M x 36     (2) 1M x 36    (2) 1M x 36

     144MB       (2) 16M x 36     (2) 2M x 36        None

     160MB        (2) 4M x 36     (2) 8M x 36    (2) 8M x 36

     160MB        (2) 4M x 36    (2) 16M x 36        None

     160MB       (2) 16M x 36     (2) 2M x 36    (2) 2M x 36

     160MB       (2) 16M x 36     (2) 4M x 36        None

     192MB        (2) 8M x 36     (2) 8M x 36    (2) 8M x 36

     192MB        (2) 8M x 36    (2) 16M x 36        None

     192MB       (2) 16M x 36     (2) 4M x 36    (2) 4M x 36

     192MB       (2) 16M x 36     (2) 8M x 36        None

     256MB       (2) 32M x 36        None            None

     256MB       (2) 16M x 36     (2) 8M x 36    (2) 8M x 36

     256MB       (2) 16M x 36    (2) 16M x 36        None

     264MB        (2) 1M x 36    (2) 16M x 36    (2) 16M x 36

     264MB       (2) 32M x 36     (2) 1M x 36        None

     272MB        (2) 2M x 36    (2) 16M x 36    (2) 16M x 36

     272MB       (2) 32M x 36     (2) 1M x 36    (2) 1M x 36

     272MB       (2) 32M x 36     (2) 2M x 36        None

     288MB       (2) 32M x 36     (2) 2M x 36    (2) 2M x 36

     288MB       (2) 32M x 36     (2) 4M x 36        None

     320MB        (2) 8M x 36    (2) 16M x 36    (2) 16M x 36

     320MB       (2) 32M x 36     (2) 4M x 36    (2) 4M x 36

     320MB       (2) 32M x 36     (2) 8M x 36        None

     384MB       (2) 32M x 36     (2) 8M x 36    (2) 8M x 36

     384MB       (2) 32M x 36    (2) 16M x 36        None

     384MB       (2) 16M x 36    (2) 16M x 36    (2) 16M x 36

     512MB       (2) 32M x 36    (2) 16M x 36    (2) 16M x 36

     512MB       (2) 32M x 36    (2) 32M x 36        None

     768MB       (2) 32M x 36    (2) 32M x 36    (2) 32M x 36

  Note: Board accepts EDO memory.

                      CACHE CONFIGURATION

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

                            CPU SPEED SELECTION

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

  150MHz     60MHz        2.5x         On       Off       On        Off

  166MHz     66MHz        2.5x         On       Off       Off       On

  180MHz     60MHz         3x          Off       On       On        Off

  200MHz     66MHz         3x          Off       On       Off       On

                           TEMPERATURE SELECTION

               Setting                       JP3               JP5

    Overheat protection disabled            Open               Open

  When temp is > 50C, CPU will stop        Closed              Open

   When temp is > 50C, system will         Closed             Closed
          enter green mode

