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

   PPM-2030C/PPM-1630C

   Processor                      80386SX                         
   Processor Speed                16/20MHz                        
   Chip Set                       C & T Neat                      
   Max. Onboard DRAM              5MB                             
   Cache                          None                            
   BIOS                           DTK                             
   Dimensions                     333mm x 222mm                   
   I/O Options                    None                            
   NPU Options                    80387SX                         

<gopher://bitreich.org/I/th99/m/C-D/30050-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   | Purpose           | Location | Purpose          | Location |
   |-------------------+----------+------------------+----------|
   | Speed display     |    J1    | Turbo LED        |    J5    |
   |-------------------+----------+------------------+----------|
   | Power LED &       |    J2    | Reset            |    J6    |
   | keylock           |          |                  |          |
   |-------------------+----------+------------------+----------|
   | Turbo switch      |    J3    | External battery |    J7    |
   |-------------------+----------+------------------+----------|
   | Speaker           |    J4    |                  |          |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 USER CONFIGURABLE SETTINGS                 |
   |------------------------------------------------------------|
   |               Function               | Jumper |  Position  |
   |--------------------------------------+--------+------------|
   |>> | BIOS type select 27256           |   W7   | pins 1 & 2 |
   |   |                                  |        |   closed   |
   |---+----------------------------------+--------+------------|
   |   | BIOS type select 27128           |   W7   | pins 2 & 3 |
   |   |                                  |        |   closed   |
   |---+----------------------------------+--------+------------|
   |>> | Pipeline mode enabled            |   W8   | pins 2 & 3 |
   |   |                                  |        |   closed   |
   |---+----------------------------------+--------+------------|
   |   | Pipeline mode disabled           |   W8   | pins 1 & 2 |
   |   |                                  |        |   closed   |
   |---+----------------------------------+--------+------------|
   |>> | NPU disabled                     |   W9   | pins 2 & 3 |
   |   |                                  |        |   closed   |
   |---+----------------------------------+--------+------------|
   |   | NPU enabled                      |   W9   | pins 1 & 2 |
   |   |                                  |        |   closed   |
   |---+----------------------------------+--------+------------|
   |>> | Power good signal detect from    |  W11   | pins 2 & 3 |
   |   | power supply                     |        |   closed   |
   |---+----------------------------------+--------+------------|
   |   | Power good signal detect from    |  W11   | pins 1 & 2 |
   |   | board                            |        |   closed   |
   |---+----------------------------------+--------+------------|
   |>> | Monitor type select monochrome   |  W12   | pins 1 & 2 |
   |   |                                  |        |   closed   |
   |---+----------------------------------+--------+------------|
   |   | Monitor type select color        |  W12   | pins 2 & 3 |
   |   |                                  |        |   closed   |
   |---+----------------------------------+--------+------------|
   |>> | Battery select internal          |  W13   | pins 2 & 3 |
   |   |                                  |        |   closed   |
   |---+----------------------------------+--------+------------|
   |   | Battery select external          |  W13   | pins 1 & 2 |
   |   |                                  |        |   closed   |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                     DRAM CONFIGURATION                     |
   |------------------------------------------------------------|
   | Size |Bank 0 |  Parity   |Bank 1 |Parity|Bank 2|Bank 3|W1 -|
   |      |       |   (P-0)   |       |(P-1) |      |      | W6 |
   |------+-------+-----------+-------+------+------+------+----|
   |512KB |  (4)  | (2) 41256 | NONE  | NONE | NONE | NONE |pins|
   |      | 44256 |           |       |      |      |      |1&2 |
   |------+-------+-----------+-------+------+------+------+----|
   |512KB | NONE  |   NONE    | NONE  | NONE | (2)  | NONE |pins|
   |      |       |           |       |      |256K x|      |1&2 |
   |      |       |           |       |      |  9   |      |    |
   |------+-------+-----------+-------+------+------+------+----|
   |640KB |  (4)  | (2) 41256 | NONE  | NONE | (2)  | NONE |pins|
   |      | 44256 |           |       |      |64K x |      |1&2 |
   |      |       |           |       |      |  9   |      |    |
   |------+-------+-----------+-------+------+------+------+----|
   |640KB | NONE  |   NONE    | NONE  | NONE | (2)  | (2)  |pins|
   |      |       |           |       |      |256K x|64K x |1&2 |
   |      |       |           |       |      |  9   |  9   |    |
   |------+-------+-----------+-------+------+------+------+----|
   | 1MB  |  (4)  | (2) 41256 |  (4)  | (2)  | NONE | NONE |pins|
   |      | 44256 |           | 44256 |41256 |      |      |1&2 |
   |------+-------+-----------+-------+------+------+------+----|
   | 1MB  |  (4)  | (2) 41256 | NONE  | NONE | NONE | (2)  |pins|
   |      | 44256 |           |       |      |      |256K x|1&2 |
   |      |       |           |       |      |      |  9   |    |
   |------+-------+-----------+-------+------+------+------+----|
   | 1MB  | NONE  |   NONE    |  (4)  | (2)  | (2)  | NONE |pins|
   |      |       |           | 44256 |41256 |256K x|      |1&2 |
   |      |       |           |       |      |  9   |      |    |
   |------+-------+-----------+-------+------+------+------+----|
   | 1MB  | NONE  |   NONE    | NONE  | NONE | (2)  | (2)  |pins|
   |      |       |           |       |      |256K x|256K x|1&2 |
   |      |       |           |       |      |  9   |  9   |    |
   |------+-------+-----------+-------+------+------+------+----|
   |1.5MB |  (4)  | (2) 41256 |  (4)  | (2)  | (2)  | NONE |pins|
   |      | 44256 |           | 44256 |41256 |256K x|      |2&3 |
   |      |       |           |       |      |  9   |      |    |
   |------+-------+-----------+-------+------+------+------+----|
   | 2MB  |  (4)  | (2) 41256 |  (4)  | (2)  | (2)  | (2)  |pins|
   |      | 44256 |           | 44256 |41256 |256K x|256K x|2&3 |
   |      |       |           |       |      |  9   |  9   |    |
   |------+-------+-----------+-------+------+------+------+----|
   | 2MB  | NONE  |   NONE    | NONE  | NONE |(2) 1M| NONE |pins|
   |      |       |           |       |      | x 9  |      |1&2 |
   |------+-------+-----------+-------+------+------+------+----|
   | 3MB  |  (4)  | (2) 41256 |  (4)  | (2)  |(2) 1M| NONE |pins|
   |      | 44256 |           | 44256 |41256 | x 9  |      |2&3 |
   |------+-------+-----------+-------+------+------+------+----|
   | 4MB  | NONE  |   NONE    | NONE  | NONE |(2) 1M|(2) 1M|pins|
   |      |       |           |       |      | x 9  | x 9  |1&2 |
   |------+-------+-----------+-------+------+------+------+----|
   | 5MB  |  (4)  | (2) 41256 |  (4)  | (2)  |(2) 1M|(2) 1M|pins|
   |      | 44256 |           | 44256 |41256 | x 9  | x 9  |2&3 |
   |------------------------------------------------------------|
   |Note:Pins designated should be in the closed position.      |
   +------------------------------------------------------------+