QDI COMPUTER, INC.
==================

   QDI-437FX-FMB (P5I437)

   Processor        CX M1/Pentium                                 
   Processor Speed  75/90/100/120/133/150/166/180/200MHz          
   Chip Set         Intel                                         
   Video Chip Set   None                                          
   Maximum Onboard  128MB                                         
   Memory           
   Maximum Video    None                                          
   Memory           
   Cache            256/512KB                                     
   BIOS             AMI                                           
   Dimensions       300mm x 218mm                                 
   I/O Options      32-bit PCI slots (4), floppy drive interface, 
                    green PC connector, IDE interfaces (2),       
                    parallel port, serial ports (2)               
   NPU Options      None                                          

<gopher://bitreich.org/I/th99/m/P-R/33502-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   | Purpose           | Location | Purpose          | Location |
   |-------------------+----------+------------------+----------|
   | IDE interface 2   |   CN1    | Turbo LED        |    J1    |
   |-------------------+----------+------------------+----------|
   | IDE interface 1   |   CN2    | Reset switch     |    J2    |
   |-------------------+----------+------------------+----------|
   | Floppy drive      |   CN3    | Speaker          |    J3    |
   | interface         |          |                  |          |
   |-------------------+----------+------------------+----------|
   | Game port         |   CN4    | Power LED &      |    J4    |
   |                   |          | keylock          |          |
   |-------------------+----------+------------------+----------|
   | Serial port 1     |   CN5    | IDE interface    |    J6    |
   |                   |          | LED              |          |
   |-------------------+----------+------------------+----------|
   | Serial port 2     |   CN6    | Green PC         |   JP1    |
   |                   |          | connector        |          |
   |-------------------+----------+------------------+----------|
   | Parallel port     |   CN7    | 32-bit PCI slots |  PC1 -   |
   |                   |          |                  |   PC4    |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 USER CONFIGURABLE SETTINGS                 |
   |------------------------------------------------------------|
   |               Function                | Label  | Position  |
   |---------------------------------------+--------+-----------|
   |>> | Factory configured - do not alter |  JP3   |   Open    |
   |---+-----------------------------------+--------+-----------|
   |>> | CMOS memory normal operation      |  JP12  |   Open    |
   |---+-----------------------------------+--------+-----------|
   |   | CMOS memory clear                 |  JP12  |  Closed   |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                     DRAM CONFIGURATION                     |
   |------------------------------------------------------------|
   |       Size       |       Bank 0       |       Bank 1       |
   |------------------+--------------------+--------------------|
   |       8MB        |    (2) 1M x 36     |        None        |
   |------------------+--------------------+--------------------|
   |       16MB       |    (2) 2M x 36     |        None        |
   |------------------+--------------------+--------------------|
   |       16MB       |    (2) 1M x 36     |    (2) 1M x 36     |
   |------------------+--------------------+--------------------|
   |       24MB       |    (2) 2M x 36     |    (2) 1M x 36     |
   |------------------+--------------------+--------------------|
   |       32MB       |    (2) 4M x 36     |        None        |
   |------------------+--------------------+--------------------|
   |       32MB       |    (2) 2M x 36     |    (2) 2M x 36     |
   |------------------+--------------------+--------------------|
   |       40MB       |    (2) 4M x 36     |    (2) 1M x 36     |
   |------------------+--------------------+--------------------|
   |       48MB       |    (2) 4M x 36     |    (2) 2M x 36     |
   |------------------+--------------------+--------------------|
   |       64MB       |    (2) 8M x 36     |        None        |
   |------------------+--------------------+--------------------|
   |       64MB       |    (2) 4M x 36     |    (2) 4M x 36     |
   |------------------+--------------------+--------------------|
   |       72MB       |    (2) 8M x 36     |    (2) 1M x 36     |
   |------------------+--------------------+--------------------|
   |       80MB       |    (2) 8M x 36     |    (2) 2M x 36     |
   |------------------+--------------------+--------------------|
   |       96MB       |    (2) 8M x 36     |    (2) 4M x 36     |
   |------------------+--------------------+--------------------|
   |      128MB       |    (2) 16M x 36    |        None        |
   |------------------+--------------------+--------------------|
   |      128MB       |    (2) 8M x 36     |    (2) 8M x 36     |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                    CACHE CONFIGURATION                     |
   |------------------------------------------------------------|
   |    Size    |   Bank 0   |  Bank 1   |  Bank 2   |   TAG    |
   |------------+------------+-----------+-----------+----------|
   | 256KB (A)  | (4) 32K x  | (4) 32K x |   None    | (1) 8K x |
   |            |     8      |     8     |           |    8     |
   |------------+------------+-----------+-----------+----------|
   | 256KB (B)  | (4) 32K x  | (4) 32K x | (2) 32K x | (1) 8K x |
   |            |     8      |     8     |    32     |    8     |
   |------------+------------+-----------+-----------+----------|
   |   512KB    | (4) 64K x  | (4) 64K x |   None    | (1) 16K  |
   |            |     8      |     8     |           |   x 8    |
   |------------------------------------------------------------|
   | Note: The location of bank 2 is unidentified. Bank 2 is    |
   | optional and may not be present.                           |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 CACHE JUMPER CONFIGURATION                 |
   |------------------------------------------------------------|
   |            Size            |             JP23              |
   |----------------------------+-------------------------------|
   |            None            |       Pins 2 & 3 closed       |
   |----------------------------+-------------------------------|
   |         256KB (A)          |       Pins 2 & 3 closed       |
   |----------------------------+-------------------------------|
   |         256KB (B)          |       Pins 2 & 3 closed       |
   |----------------------------+-------------------------------|
   |           512KB            |       Pins 1 & 2 closed       |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                CACHE VOLTAGE CONFIGURATION                 |
   |------------------------------------------------------------|
   |          Voltage           |             JP24              |
   |----------------------------+-------------------------------|
   |       Mixed voltage        |       Pins 2 & 3 closed       |
   |----------------------------+-------------------------------|
   |            3.3v            |       Pins 1 & 2 closed       |
   |----------------------------+-------------------------------|
   |             5v             |       Pins 2 & 4 closed       |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                CPU SPEED SELECTION (CYRIX)                 |
   |------------------------------------------------------------|
   |  CPU  |  Clock  |Multiplier| JP2  | JP4  | JP5  | JP8 |JP15|
   | speed |  speed  |          |      |      |      |     |    |
   |-------+---------+----------+------+------+------+-----+----|
   |100MHz |  50MHz  |    2x    |Closed|Closed|Closed|1 & 2|Open|
   |------------------------------------------------------------|
   |Note: Pins designated should be in the closed position.     |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                CPU SPEED SELECTION (INTEL)                 |
   |------------------------------------------------------------|
   |  CPU  | Clock  |Multiplier| JP2  | JP4  | JP5  |JP8 | JP15 |
   | speed | speed  |          |      |      |      |    |      |
   |-------+--------+----------+------+------+------+----+------|
   | 75MHz | 50MHz  |   1.5x   | Open |Closed|Closed|1 & | Open |
   |       |        |          |      |      |      | 2  |      |
   |-------+--------+----------+------+------+------+----+------|
   | 90MHz | 60MHz  |   1.5x   | Open |Closed| Open |2 & | Open |
   |       |        |          |      |      |      | 3  |      |
   |-------+--------+----------+------+------+------+----+------|
   |100MHz | 66MHz  |   1.5x   | Open | Open |Closed|2 & | Open |
   |       |        |          |      |      |      | 3  |      |
   |-------+--------+----------+------+------+------+----+------|
   |120MHz | 60MHz  |    2x    |Closed|Closed| Open |2 & | Open |
   |       |        |          |      |      |      | 3  |      |
   |-------+--------+----------+------+------+------+----+------|
   |133MHz | 66MHz  |    2x    |Closed| Open |Closed|2 & | Open |
   |       |        |          |      |      |      | 3  |      |
   |-------+--------+----------+------+------+------+----+------|
   |150MHz | 60MHz  |   2.5x   |Closed|Closed| Open |2 & |Closed|
   |       |        |          |      |      |      | 3  |      |
   |-------+--------+----------+------+------+------+----+------|
   |166MHz | 66MHz  |   2.5x   |Closed| Open |Closed|2 & |Closed|
   |       |        |          |      |      |      | 3  |      |
   |-------+--------+----------+------+------+------+----+------|
   |180MHz | 60MHz  |    3x    | Open |Closed| Open |2 & |Closed|
   |       |        |          |      |      |      | 3  |      |
   |-------+--------+----------+------+------+------+----+------|
   |200MHz | 66MHz  |    3x    | Open | Open |Closed|2 & |Closed|
   |       |        |          |      |      |      | 3  |      |
   |------------------------------------------------------------|
   |Note: Pins designated should be in the closed position.     |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                     CPU TYPE SELECTION                     |
   |------------------------------------------------------------|
   |        Type        |       JP32        |       JP33        |
   |--------------------+-------------------+-------------------|
   |    P54C/P54CTB     |      Closed       |      Closed       |
   |--------------------+-------------------+-------------------|
   |        P55C        |       Open        |       Open        |
   +------------------------------------------------------------+