EVEREX SYSTEMS, INC.
====================

   STEP DP/PRO

   Processor        Pentium Pro                                   
   Processor Speed  150/180/200MHz                                
   Chip Set         Intel                                         
   Video Chip Set   None                                          
   Maximum Onboard  1GB                                           
   Memory           
   Maximum Video    None                                          
   Memory           
   Cache            256/512KB (on Pentium Pro CPU)                
   BIOS             Everex Systems                                
   Dimensions       355mm x 304mm                                 
   I/O Options      32-bit PCI slots (4), floppy drive interface, 
                    IDE interface, parallel port, PS/2 mouse      
                    interface, serial ports (2), VRM connectors   
                    (2)                                           
   NPU Options      None                                          

<gopher://bitreich.org/I/th99/m/E-H/33416-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   | Purpose           | Location | Purpose          | Location |
   |-------------------+----------+------------------+----------|
   | Chassis fan power |   J11    | Serial port 2    |   J263   |
   |-------------------+----------+------------------+----------|
   | Chassis fan power |   J21    | IDE interface    |   J271   |
   |-------------------+----------+------------------+----------|
   | VRM connector     |   J181   | IDE interface    |   J272   |
   |                   |          | LED              |          |
   |-------------------+----------+------------------+----------|
   | VRM connector     |   J182   | Reset switch     |   J281   |
   |-------------------+----------+------------------+----------|
   | Speaker           |   J231   | Power LED &      |   J282   |
   |                   |          | keylock          |          |
   |-------------------+----------+------------------+----------|
   | Floppy drive      |   J251   | PS/2 mouse       |   J284   |
   | interface         |          | interface        |          |
   |-------------------+----------+------------------+----------|
   | Parallel port     |   J261   | 32-bit PCI slots |  PC1 -   |
   |                   |          |                  |   PC4    |
   |-------------------+----------+------------------+----------|
   | Serial port 1     |   J262   |                  |          |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 USER CONFIGURABLE SETTINGS                 |
   |------------------------------------------------------------|
   |              Function               | Label |   Position   |
   |-------------------------------------+-------+--------------|
   |   | Jumper information unavailable  | J284  | Unidentified |
   |---+---------------------------------+-------+--------------|
   |>> | Factory configured - do not     | JP152 | Unidentified |
   |   | alter                           |       |              |
   |---+---------------------------------+-------+--------------|
   |   | Jumper information unavailable  | JP181 | Unidentified |
   |---+---------------------------------+-------+--------------|
   |   | Jumper information unavailable  | JP182 | Unidentified |
   |---+---------------------------------+-------+--------------|
   |>> | CMOS memory normal operation    | JP283 |  Pins 2 & 3  |
   |   |                                 |       |    closed    |
   |---+---------------------------------+-------+--------------|
   |   | CMOS memory clear               | JP283 |  Pins 1 & 2  |
   |   |                                 |       |    closed    |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                     DRAM CONFIGURATION                     |
   |------------------------------------------------------------|
   |  Size  |   Bank 0   |   Bank 1   |   Bank 2   |   Bank 3   |
   |--------+------------+------------+------------+------------|
   |  8MB   |  (2) 1M x  |    None    |    None    |    None    |
   |        |     36     |            |            |            |
   |--------+------------+------------+------------+------------|
   |  16MB  |  (2) 2M x  |    None    |    None    |    None    |
   |        |     36     |            |            |            |
   |--------+------------+------------+------------+------------|
   |  16MB  |  (2) 1M x  |  (2) 1M x  |    None    |    None    |
   |        |     36     |     36     |            |            |
   |--------+------------+------------+------------+------------|
   |  24MB  |  (2) 2M x  |    None    |  (2) 1M x  |    None    |
   |        |     36     |            |     36     |            |
   |--------+------------+------------+------------+------------|
   |  32MB  |  (2) 4M x  |    None    |    None    |    None    |
   |        |     36     |            |            |            |
   |--------+------------+------------+------------+------------|
   |  32MB  |  (2) 2M x  |  (2) 2M x  |    None    |    None    |
   |        |     36     |     36     |            |            |
   |--------+------------+------------+------------+------------|
   |  32MB  |  (2) 1M x  |  (2) 1M x  |  (2) 1M x  |  (2) 1M x  |
   |        |     36     |     36     |     36     |     36     |
   |--------+------------+------------+------------+------------|
   |  48MB  |  (2) 2M x  |  (2) 2M x  |  (2) 1M x  |  (2) 1M x  |
   |        |     36     |     36     |     36     |     36     |
   |--------+------------+------------+------------+------------|
   |  64MB  |  (2) 8M x  |    None    |    None    |    None    |
   |        |     36     |            |            |            |
   |--------+------------+------------+------------+------------|
   |  64MB  |  (2) 4M x  |  (2) 4M x  |    None    |    None    |
   |        |     36     |     36     |            |            |
   |--------+------------+------------+------------+------------|
   |  64MB  |  (2) 2M x  |  (2) 2M x  |  (2) 2M x  |  (2) 2M x  |
   |        |     36     |     36     |     36     |     36     |
   |--------+------------+------------+------------+------------|
   |  96MB  |  (2) 8M x  |    None    |  (2) 4M x  |    None    |
   |        |     36     |            |     36     |            |
   |--------+------------+------------+------------+------------|
   | 128MB  | (2) 16M x  |    None    |    None    |    None    |
   |        |     36     |            |            |            |
   |--------+------------+------------+------------+------------|
   | 128MB  |  (2) 8M x  |  (2) 8M x  |    None    |    None    |
   |        |     36     |     36     |            |            |
   |--------+------------+------------+------------+------------|
   | 128MB  |  (2) 4M x  |  (2) 4M x  |  (2) 4M x  |  (2) 4M x  |
   |        |     36     |     36     |     36     |     36     |
   |--------+------------+------------+------------+------------|
   | 192MB  |  (2) 8M x  |  (2) 8M x  |  (2) 4M x  |  (2) 4M x  |
   |        |     36     |     36     |     36     |     36     |
   |--------+------------+------------+------------+------------|
   | 256MB  |  (2) 8M x  |  (2) 8M x  |  (2) 8M x  |  (2) 8M x  |
   |        |     36     |     36     |     36     |     36     |
   |--------+------------+------------+------------+------------|
   | 256MB  | (2) 16M x  | (2) 16M x  |    None    |    None    |
   |        |     36     |     36     |            |            |
   |--------+------------+------------+------------+------------|
   | 512MB  | (2) 16M x  | (2) 16M x  | (2) 16M x  | (2) 16M x  |
   |        |     36     |     36     |     36     |     36     |
   |--------+------------+------------+------------+------------|
   | 768MB  | (2) 32M x  | (2) 32M x  | (2) 16M x  | (2) 16M x  |
   |        |     36     |     36     |     36     |     36     |
   |--------+------------+------------+------------+------------|
   | 1024MB | (2) 32M x  | (2) 32M x  | (2) 32M x  | (2) 32M x  |
   |        |     36     |     36     |     36     |     36     |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                    CACHE CONFIGURATION                     |
   |------------------------------------------------------------|
   | Note: 256KB/512KB cache is located on the Pentium Pro CPU. |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                    CPU SPEED SELECTION                     |
   |------------------------------------------------------------|
   | CPU speed | Clock speed | Multiplier |        JP171        |
   |-----------+-------------+------------+---------------------|
   |  150MHz   |    60MHz    |    2.5x    | Pins 1 & 2, 3 & 4,  |
   |           |             |            |    5 & 6 closed     |
   |-----------+-------------+------------+---------------------|
   |  180MHz   |    60MHz    |     3x     | Pins 1 & 2, 5 & 6,  |
   |           |             |            |    7 & 8 closed     |
   |-----------+-------------+------------+---------------------|
   |  200MHz   |    66MHz    |     3x     | Pins 1 & 2, 5 & 6,  |
   |           |             |            |    7 & 8 closed     |
   +------------------------------------------------------------+