(TXT) View Source
       
       # DTK COMPUTER, INC.
       
          PKM-3300 (VER. 1.00)
       
          Processor          80486DX                                     
          Processor Speed    25/33MHz                                    
          Chip Set           VLSI                                        
          Max. Onboard DRAM  16MB (8MB on external memory card)          
          Cache              64/256KB                                    
          BIOS               AMI/DTK                                     
          Dimensions         351mm x 296mm                               
          I/O Options        32-bit external memory card slot            
          NPU Options        4167                                        
       
 (IMG) IMG 1
          
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          | Purpose       | Location | Purpose              | Location |
          |---------------+----------+----------------------+----------|
          | Secondary fan |    J1    | Reset switch         |    J4    |
          | power         |          |                      |          |
          |---------------+----------+----------------------+----------|
          | Power LED &   |    J2    | Speaker              |    J5    |
          | keylock       |          |                      |          |
          |---------------+----------+----------------------+----------|
          | Turbo LED     |    J3    | 32-bit external      |    S1    |
          |               |          | memory card          |          |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 USER CONFIGURABLE SETTINGS                 |
          |------------------------------------------------------------|
          |           Function            | Jumper/Switch |  Position  |
          |-------------------------------+---------------+------------|
          | » | CPU speed select fast     |      J6       |    Open    |
          |---+---------------------------+---------------+------------|
          |   | CPU speed select slow     |      J6       | pins 1 & 2 |
          |   |                           |               |   closed   |
          |---+---------------------------+---------------+------------|
          |   | CPU speed switchable from |      J6       | pins 2 & 3 |
          |   | keyboard                  |               |   closed   |
          |---+---------------------------+---------------+------------|
          | » | Monitor type select       |     SW1/4     |    Off     |
          |   | monochrome                |               |            |
          |---+---------------------------+---------------+------------|
          |   | Monitor type select color |     SW1/4     |     On     |
          |---+---------------------------+---------------+------------|
          | » | BIOS type select 27256    |      W3       | pins 1 & 2 |
          |   |                           |               |   closed   |
          |---+---------------------------+---------------+------------|
          |   | BIOS type select 27512    |      W3       | pins 2 & 3 |
          |   |                           |               |   closed   |
          |---+---------------------------+---------------+------------|
          | » | Video BIOS shadowing      |      W6       |   Closed   |
          |   | enabled                   |               |            |
          |---+---------------------------+---------------+------------|
          |   | Video BIOS shadowing      |      W6       |    Open    |
          |   | disabled                  |               |            |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                     DRAM CONFIGURATION                     |
          |------------------------------------------------------------|
          |       Size       |       Bank 0       |       Bank 1       |
          |------------------+--------------------+--------------------|
          |       1MB        |    (4) 256K x 9    |        NONE        |
          |------------------+--------------------+--------------------|
          |       2MB        |    (4) 256K x 9    |    (4) 256K x 9    |
          |------------------+--------------------+--------------------|
          |       4MB        |     (4) 1M x 9     |        NONE        |
          |------------------+--------------------+--------------------|
          |       8MB        |     (4) 1M x 9     |     (4) 1M x 9     |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 DRAM JUMPER CONFIGURATION                  |
          |------------------------------------------------------------|
          |       Size       |         W4         |         W5         |
          |------------------+--------------------+--------------------|
          |       1MB        | pins 2 & 3 closed  | pins 2 & 3 closed  |
          |------------------+--------------------+--------------------|
          |       2MB        | pins 2 & 3 closed  | pins 2 & 3 closed  |
          |------------------+--------------------+--------------------|
          |       4MB        | pins 1 & 2 closed  | pins 1 & 2 closed  |
          |------------------+--------------------+--------------------|
          |       8MB        | pins 1 & 2 closed  | pins 1 & 2 closed  |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 DRAM SWITCH CONFIGURATION                  |
          |------------------------------------------------------------|
          |  Size   |     SW1/1      |     SW1/2      |     SW1/3      |
          |---------+----------------+----------------+----------------|
          |   1MB   |       On       |       On       |       On       |
          |---------+----------------+----------------+----------------|
          |   2MB   |       On       |       On       |       On       |
          |---------+----------------+----------------+----------------|
          |   4MB   |       On       |       On       |      Off       |
          |---------+----------------+----------------+----------------|
          |   8MB   |       On       |      Off       |      Off       |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                    CACHE CONFIGURATION                     |
          |------------------------------------------------------------|
          |    Size    |    Bank 0     |      Tag      |   Dirty Bit   |
          |------------+---------------+---------------+---------------|
          |    64KB    |  (8) 16K x 4  |  (2) 16K x 4  |  (1) 16K x 1  |
          |------------+---------------+---------------+---------------|
          |   256KB    |  (8) 64K x 4  |  (2) 64K x 4  |  (1) 64K x 1  |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 CACHE JUMPER CONFIGURATION                 |
          |------------------------------------------------------------|
          |       Size       |         W1         |         W2         |
          |------------------+--------------------+--------------------|
          |       64KB       | pins 1 & 2 closed  | pins 1 & 2 closed  |
          |------------------+--------------------+--------------------|
          |      256KB       | pins 2 & 3 closed  | pins 2 & 3 closed  |
          +------------------------------------------------------------+