DTK COMPUTER, INC.
==================

   PEM-1601

   Processor         80386SX                                      
   Processor Speed   16MHz                                        
   Chip Set          Unidentified                                 
   Max. Onboard DRAM 1MB                                          
   Cache             None                                         
   BIOS              DTK                                          
   Dimensions        355mm x 305mm                                
   I/O Options       Parallel port, serial ports (2)              
   NPU Options       80387SX                                      

<gopher://bitreich.org/I/th99/m/C-D/32990-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   | Purpose          | Location | Purpose           | Location |
   |------------------+----------+-------------------+----------|
   | Serial port 2    |   CN1    | Speaker           |    W7    |
   |------------------+----------+-------------------+----------|
   | Serial port 1    |   CN2    | Power LED &       |   W11    |
   |                  |          | keylock           |          |
   |------------------+----------+-------------------+----------|
   | Parallel port    |   CN3    | Turbo LED         |   W12    |
   |------------------+----------+-------------------+----------|
   | Reset switch     |    W1    | 32-bit external   |  SL1 &   |
   |                  |          | memory card       |   SL2    |
   |------------------+----------+-------------------+----------|
   | External battery |    W6    |                   |          |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 USER CONFIGURABLE SETTINGS                 |
   |------------------------------------------------------------|
   |           Function            | Jumper/Switch |  Position  |
   |-------------------------------+---------------+------------|
   |   | 16-bit memory I/O wait    |      W3       | pins 1 & 2 |
   |   | state select 1 wait state |               |   closed   |
   |---+---------------------------+---------------+------------|
   |   | 16-bit memory I/O wait    |      W3       | pins 2 & 3 |
   |   | state select 2 wait       |               |   closed   |
   |   | states                    |               |            |
   |---+---------------------------+---------------+------------|
   |   | 8-bit memory I/O wait     |      W4       | pins 1 & 2 |
   |   | state select 4 wait       |               |   closed   |
   |   | states                    |               |            |
   |---+---------------------------+---------------+------------|
   |   | 8-bit memory I/O wait     |      W4       | pins 2 & 3 |
   |   | state select 5 wait       |               |   closed   |
   |   | states                    |               |            |
   |---+---------------------------+---------------+------------|
   |   | Monitor type select       |      W8       | pins 1 & 2 |
   |   | monochrome                |               |   closed   |
   |---+---------------------------+---------------+------------|
   |   | Monitor type select color |      W8       | pins 2 & 3 |
   |   |                           |               |   closed   |
   |---+---------------------------+---------------+------------|
   |   | NPU disabled              |      W20      | pins 2 & 3 |
   |   |                           |               |   closed   |
   |---+---------------------------+---------------+------------|
   |   | NPU enabled               |      W20      | pins 1 & 2 |
   |   |                           |               |   closed   |
   |---+---------------------------+---------------+------------|
   |   | Serial port 1 enabled     |     SW1/1     |    Off     |
   |---+---------------------------+---------------+------------|
   |   | Serial port 1 disabled    |     SW1/1     |     On     |
   |---+---------------------------+---------------+------------|
   |   | Serial port 2 enabled     |     SW1/2     |    Off     |
   |---+---------------------------+---------------+------------|
   |   | Serial port 2 disabled    |     SW1/2     |     On     |
   |---+---------------------------+---------------+------------|
   |   | Parallel port enabled     |     SW1/3     |    Off     |
   |---+---------------------------+---------------+------------|
   |   | Parallel port disabled    |     SW1/3     |     On     |
   |---+---------------------------+---------------+------------|
   |   | Parallel port LPT select  |     SW1/4     |    Off     |
   |   | LPT1                      |               |            |
   |---+---------------------------+---------------+------------|
   |   | Parallel port LPT select  |     SW1/4     |     On     |
   |   | LPT2                      |               |            |
   |---+---------------------------+---------------+------------|
   |   | Serial port 1 IRQ4        |     SW1/5     |     On     |
   |   | enabled                   |               |            |
   |---+---------------------------+---------------+------------|
   |   | Serial port 1 IRQ4        |     SW1/5     |    Off     |
   |   | disabled                  |               |            |
   |---+---------------------------+---------------+------------|
   |   | Serial port 1 IRQ3        |     SW1/6     |     On     |
   |   | enabled                   |               |            |
   |---+---------------------------+---------------+------------|
   |   | Serial port 1 IRQ3        |     SW1/6     |    Off     |
   |   | disabled                  |               |            |
   |---+---------------------------+---------------+------------|
   |   | Serial port 2 IRQ4        |     SW1/7     |     On     |
   |   | enabled                   |               |            |
   |---+---------------------------+---------------+------------|
   |   | Serial port 2 IRQ4        |     SW1/7     |    Off     |
   |   | disabled                  |               |            |
   |---+---------------------------+---------------+------------|
   |   | Serial port 2 IRQ3        |     SW1/8     |     On     |
   |   | enabled                   |               |            |
   |---+---------------------------+---------------+------------|
   |   | Serial port 2 IRQ3        |     SW1/8     |    Off     |
   |   | disabled                  |               |            |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                     DRAM CONFIGURATION                     |
   |------------------------------------------------------------|
   |  Size  |   Bank 0   |   Bank 1   |   Bank 2   |   Bank 3   |
   |--------+------------+------------+------------+------------|
   |  1MB   | (9) 41256  | (9) 41256  | (9) 41256  | (9) 41256  |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                  CPU SPEED CONFIGURATION                   |
   |------------------------------------------------------------|
   |             Speed             |            W10             |
   |-------------------------------+----------------------------|
   |   Switchable from keyboard    |     pins 2 & 3 closed      |
   |-------------------------------+----------------------------|
   |             8MHz              |     pins 1 & 2 closed      |
   |-------------------------------+----------------------------|
   |             16MHz             |            Open            |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |           PARALLEL PORT INTERRUPT CONFIGURATION            |
   |------------------------------------------------------------|
   |        IRQ        |       SW1/9       |       SW1/10       |
   |-------------------+-------------------+--------------------|
   |       IRQ7        |        On         |        Off         |
   |-------------------+-------------------+--------------------|
   |       IRQ5        |        Off        |         On         |
   +------------------------------------------------------------+