DELL COMPUTER CORPORATION
=========================

   DIMENSION XPS PROXXX

   Processor        Pentium Pro                                   
   Processor Speed  150/200MHz                                    
   Chip Set         Intel                                         
   Video Chip Set   None                                          
   Maximum Onboard  128MB                                         
   Memory           
   Maximum Video    None                                          
   Memory           
   Cache            256KB (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, PS/2 mouse port, serial ports  
                    (2)                                           
   NPU Options      None                                          

<gopher://bitreich.org/I/th99/m/C-D/33431-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   | Purpose         | Location | Purpose            | Location |
   |-----------------+----------+--------------------+----------|
   | Serial port 2   |   CN1    | IDE interface      |   CN6    |
   |-----------------+----------+--------------------+----------|
   | Parallel port   |   CN2    | Floppy drive       |   CN7    |
   |                 |          | interface          |          |
   |-----------------+----------+--------------------+----------|
   | PS/2 mouse port |   CN3    | Front panel        |   CN8    |
   |                 |          | connector          |          |
   |-----------------+----------+--------------------+----------|
   | Serial port 1   |   CN4    | 32-bit PCI slots   |  PC1 -   |
   |                 |          |                    |   PC4    |
   |-----------------+----------+--------------------+----------|
   | IDE interface   |   CN5    |                    |          |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 USER CONFIGURABLE SETTINGS                 |
   |------------------------------------------------------------|
   |               Function                | Label |  Position  |
   |---------------------------------------+-------+------------|
   |   | On board speaker enabled          |  CN8  | Pins 2 & 3 |
   |   |                                   |       |   closed   |
   |---+-----------------------------------+-------+------------|
   |   | On board speaker disabled         |  CN8  | Pins 2 & 3 |
   |   |                                   |       |    open    |
   |---+-----------------------------------+-------+------------|
   |>> | Password normal operation         |  JE   | Pins 2 & 3 |
   |   |                                   |       |   closed   |
   |---+-----------------------------------+-------+------------|
   |   | Password clear                    |  JE   | Pins 1 & 2 |
   |   |                                   |       |   closed   |
   |---+-----------------------------------+-------+------------|
   |>> | CMOS memory normal operation      |  JF   | Pins 2 & 3 |
   |   |                                   |       |   closed   |
   |---+-----------------------------------+-------+------------|
   |   | CMOS memory clear                 |  JF   | Pins 1 & 2 |
   |   |                                   |       |   closed   |
   |---+-----------------------------------+-------+------------|
   |   | Setup access enabled              |  JG   | Pins 2 & 3 |
   |   |                                   |       |   closed   |
   |---+-----------------------------------+-------+------------|
   |   | Setup access disabled             |  JG   | Pins 1 & 2 |
   |   |                                   |       |   closed   |
   |---+-----------------------------------+-------+------------|
   |>> | Factory configured - do not alter |  JH   | Pins 2 & 3 |
   |   |                                   |       |   closed   |
   |---+-----------------------------------+-------+------------|
   |>> | Factory configured - do not alter |  JI   | Pins 2 & 3 |
   |   |                                   |       |   closed   |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                     DRAM CONFIGURATION                     |
   |------------------------------------------------------------|
   |       Size       |       Bank 0       |       Bank 1       |
   |------------------+--------------------+--------------------|
   |       16MB       |    (2) 2M x 32     |        None        |
   |------------------+--------------------+--------------------|
   |       18MB       |    (2) 2M x 32     |   (2) 256K x 32    |
   |------------------+--------------------+--------------------|
   |       32MB       |    (2) 4M x 32     |        None        |
   |------------------+--------------------+--------------------|
   |       32MB       |    (2) 2M x 32     |    (2) 2M x 32     |
   |------------------+--------------------+--------------------|
   |       48MB       |    (2) 4M x 32     |    (2) 2M x 32     |
   |------------------+--------------------+--------------------|
   |       48MB       |    (2) 2M x 32     |    (2) 4M x 32     |
   |------------------+--------------------+--------------------|
   |       64MB       |    (2) 8M x 32     |        None        |
   |------------------+--------------------+--------------------|
   |       64MB       |    (2) 4M x 32     |    (2) 4M x 32     |
   |------------------+--------------------+--------------------|
   |       80MB       |    (2) 8M x 32     |    (2) 2M x 32     |
   |------------------+--------------------+--------------------|
   |       80MB       |    (2) 2M x 32     |    (2) 8M x 32     |
   |------------------+--------------------+--------------------|
   |       96MB       |    (2) 8M x 32     |    (2) 4M x 32     |
   |------------------+--------------------+--------------------|
   |       96MB       |    (2) 4M x 32     |    (2) 8M x 32     |
   |------------------+--------------------+--------------------|
   |      128MB       |    (2) 8M x 32     |    (2) 8M x 32     |
   |------------------------------------------------------------|
   | Note: The location of banks 0 & 1 are unidentified.        |
   +------------------------------------------------------------+

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

   +------------------------------------------------------------+
   |                    CPU SPEED SELECTION                     |
   |------------------------------------------------------------|
   | Speed  |     JA     |     JB     |     JC     |     JD     |
   |--------+------------+------------+------------+------------|
   | 150MHz | Pins 1 & 2 | Pins 1 & 2 | Pins 1 & 2 | Pins 2 & 3 |
   |        |   closed   |   closed   |   closed   |   closed   |
   |--------+------------+------------+------------+------------|
   | 200MHz | Pins 2 & 3 | Pins 2 & 3 | Pins 2 & 3 | Pins 1 & 2 |
   |        |   closed   |   closed   |   closed   |   closed   |
   +------------------------------------------------------------+