EVEREX SYSTEMS, INC.

STEP SP/PRO

Processor                Pentium Pro
Processor Speed          150/166/180/200MHz
Chip Set                 Intel
Video Chip Set           None
Maximum Onboard Memory   256MB (EDO supported)
Maximum Video Memory     None
Cache                    256/512KB (on Pentium Pro CPU)
BIOS                     Unidentified
Dimensions               330mm x 218mm
I/O Options              32-bit PCI slots (4), floppy drive interface,
                         green PC connector, IDE interfaces (2), parallel
                         port, serial ports (2), IR connector, VRM
                         connector
NPU Options              None

[Image]

                                CONNECTIONS

  Purpose                Location      Purpose                Location

  Parallel port             CN1        Turbo LED           CN8 pins 7 & 8

  Serial port 1             CN2        Green PC             CN8 pins 10 &
                                       connector                 11

  Serial port 2             CN3        Speaker              CN8 pins 15 -
                                                                 18

  IR connector              CN4        IDE interface LED    CN8 pins 20 &
                                                                 21

  IDE interface 2           CN5        Reset switch         CN8 pins 27 &
                                                                 28

  IDE interface 1           CN6        VRM connector            CN12

  Floppy drive              CN7        32-bit PCI slots      PC1 - PC4
  interface

  Power LED &           CN8 pins 1 -
  keylock                    5

                        USER CONFIGURABLE SETTINGS

                Function                     Label           Position

  »   Password normal operation               CPS              Open

      Password clear                          CPS             Closed

              DRAM CONFIGURATION

      Size          Bank 0          Bank 1

      16MB        (2) 2M x 36        None

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

      32MB        (2) 4M x 36        None

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

      64MB        (2) 8M x 36        None

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

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

     128MB        (2) 16M x 36       None

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

                      CACHE CONFIGURATION

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

                            CPU SPEED SELECTION

  CPU speed     Clock      Multiplier      CLK1         CLK2       CLK3
                speed

   150MHz       60MHz         2.5x        Closed       Closed      Open

   166MHz       66MHz         2.5x        Closed        Open       Open

   180MHz       60MHz          3x         Closed       Closed      Open

   200MHz       66MHz          3x         Closed        Open       Open

                        CPU SPEED SELECTION (CON’T)

    CPU      Clock    Multiplier    FREQ1     FREQ2     FREQ3      FREQ4
  speed     speed

  150MHz    60MHz        2.5x        Open     Closed    Closed    Closed

  166MHz    66MHz        2.5x        Open     Closed    Closed    Closed

  180MHz    60MHz         3x        Closed    Closed     Open     Closed

  200MHz    66MHz         3x        Closed    Closed     Open     Closed

                CPU VOLTAGE SELECTION

  Voltage     VR1        VR2        VR3        VR4

   2.9v      Closed      Open      Open      Closed

    3v        Open      Closed     Open      Closed

   3.1v      Closed     Closed     Open      Closed

   3.2v       Open       Open     Closed     Closed

   3.3v      Closed      Open     Closed     Closed

   3.4v       Open      Closed    Closed     Closed