(TXT) View Source
       
       # DTK COMPUTER, INC.
       
          PTM-1233C/PTM-1630C
       
          Processor          80286                                       
          Processor Speed    12/16MHz                                    
          Chip Set           C & T                                       
          Max. Onboard DRAM  8MB                                         
          Cache              None                                        
          BIOS               DTK                                         
          Dimensions         333mm x 222.5mm                             
          I/O Options        None                                        
          NPU Options        80287                                       
       
 (IMG) IMG 1
          
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          | Purpose           | Location | Purpose          | Location |
          |-------------------+----------+------------------+----------|
          | Power LED &       |    J1    | Turbo switch     |    J4    |
          | Keylock           |          |                  |          |
          |-------------------+----------+------------------+----------|
          | Reset             |    J2    | Turbo LED        |    J5    |
          |-------------------+----------+------------------+----------|
          | Speaker           |    J3    | External battery |    J8    |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 USER CONFIGURABLE SETTINGS                 |
          |------------------------------------------------------------|
          |              Function              | Jumper |   Position   |
          |------------------------------------+--------+--------------|
          | » | BIOS type select 27256         |   W7   |  pins 2 & 3  |
          |   |                                |        |    closed    |
          |---+--------------------------------+--------+--------------|
          |   | BIOS type select 27128         |   W7   |  pins 1 & 2  |
          |   |                                |        |    closed    |
          |---+--------------------------------+--------+--------------|
          |   | NPU speed select 8MHz          |   W8   |  pins 1 & 2  |
          |   |                                |        |    closed    |
          |---+--------------------------------+--------+--------------|
          |   | NPU speed select 16MHz         |   W8   |  pins 2 & 3  |
          |   |                                |        |    closed    |
          |---+--------------------------------+--------+--------------|
          | » | Battery select internal        |   W9   |  pins 2 & 3  |
          |   |                                |        |    closed    |
          |---+--------------------------------+--------+--------------|
          |   | Battery select external        |   W9   |  pins 1 & 2  |
          |   |                                |        |    closed    |
          |---+--------------------------------+--------+--------------|
          |   | Monitor type select monochrome |  W10   |  pins 1 & 2  |
          |   |                                |        |    closed    |
          |---+--------------------------------+--------+--------------|
          |   | Monitor type select color      |  W10   |  pins 2 & 3  |
          |   |                                |        |    closed    |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                     DRAM CONFIGURATION                     |
          |------------------------------------------------------------|
          |Size | Bank 0  | Bank 1 | Bank 2 | Bank 3 | Bank 4 | Bank 5 |
          |-----+---------+--------+--------+--------+--------+--------|
          |512KB|(4) 44256|  (2)   |  NONE  |  NONE  |  NONE  |  NONE  |
          |     |         | 41256  |        |        |        |        |
          |-----+---------+--------+--------+--------+--------+--------|
          |512KB|  NONE   |  NONE  |  NONE  |  NONE  |  NONE  |  NONE  |
          |-----+---------+--------+--------+--------+--------+--------|
          |640KB|(4) 44256|  (2)   |  NONE  |  NONE  |  NONE  |  NONE  |
          |     |         | 41256  |        |        |        |        |
          |-----+---------+--------+--------+--------+--------+--------|
          |640KB|  NONE   |  NONE  |  NONE  |  NONE  |  NONE  |  NONE  |
          |-----+---------+--------+--------+--------+--------+--------|
          | 1MB |(4) 44256|  (4)   |  (4)   |  (4)   |  NONE  |  NONE  |
          |     |         | 41256  | 44256  | 41256  |        |        |
          |-----+---------+--------+--------+--------+--------+--------|
          | 1MB |  NONE   |  NONE  |  NONE  |  NONE  |  NONE  |  NONE  |
          |-----+---------+--------+--------+--------+--------+--------|
          |1.5MB|(4) 44256|  (2)   |  (4)   |  (2)   |  NONE  |  NONE  |
          |     |         | 41256  | 44256  | 41256  |        |        |
          |-----+---------+--------+--------+--------+--------+--------|
          | 2MB |(4) 44256|  (2)   |  (4)   |  (2)   |  NONE  |  NONE  |
          |     |         | 41256  | 44256  | 41256  |        |        |
          |-----+---------+--------+--------+--------+--------+--------|
          | 2MB |   (4)   |  (2)   |  (4)   |  (2)   |  (4)   |  NONE  |
          |     | 411000  | 411000 | 411000 | 411000 | 411000 |        |
          |-----+---------+--------+--------+--------+--------+--------|
          | 2MB |  NONE   |  NONE  |  NONE  |  NONE  |  NONE  |  NONE  |
          |-----+---------+--------+--------+--------+--------+--------|
          | 3MB |(4) 44256|  (2)   |  (4)   |  (2)   |  NONE  |  NONE  |
          |     |         | 41256  | 44256  | 41256  |        |        |
          |-----+---------+--------+--------+--------+--------+--------|
          | 4MB |   (4)   |  (2)   |  (4)   |  (2)   |  (4)   |  (2)   |
          |     | 411000  | 411000 | 411000 | 411000 | 411000 | 411000 |
          |-----+---------+--------+--------+--------+--------+--------|
          | 4MB |  NONE   |  NONE  |  NONE  |  NONE  |  NONE  |  NONE  |
          |-----+---------+--------+--------+--------+--------+--------|
          | 4MB |   (4)   |  (2)   |  (4)   |  (2)   |  (4)   |  NONE  |
          |     | 411000  | 411000 | 411000 | 411000 | 411000 |        |
          |-----+---------+--------+--------+--------+--------+--------|
          | 4MB |  NONE   |  NONE  |  NONE  |  NONE  |  NONE  |  (4)   |
          |     |         |        |        |        |        | 411000 |
          |-----+---------+--------+--------+--------+--------+--------|
          | 5MB |(4) 44256|  (2)   |  (4)   |  (2)   |  NONE  |  NONE  |
          |     |         | 41256  | 44256  | 41256  |        |        |
          |-----+---------+--------+--------+--------+--------+--------|
          | 6MB |   (4)   |  (2)   |  (4)   |  (2)   |  (4)   |  (2)   |
          |     | 411000  | 411000 | 411000 | 411000 | 411000 | 411000 |
          |-----+---------+--------+--------+--------+--------+--------|
          | 8MB |   (4)   |  (2)   |  (4)   |  (2)   |  (4)   |  (2)   |
          |     | 411000  | 411000 | 411000 | 411000 | 411000 | 411000 |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 DRAM CONFIGURATION (CON’T)                 |
          |------------------------------------------------------------|
          | Size  | Bank 6 | Bank 7 | Bank 8 | Bank 9 |  Bank  | Bank  |
          |       |        |        |        |        |   10   |  11   |
          |-------+--------+--------+--------+--------+--------+-------|
          | 512KB |  NONE  |  NONE  |  NONE  |  NONE  |  NONE  | NONE  |
          |-------+--------+--------+--------+--------+--------+-------|
          | 512KB |  NONE  |  NONE  |  NONE  |  NONE  |  (2)   | NONE  |
          |       |        |        |        |        | 256K x |       |
          |       |        |        |        |        |   9    |       |
          |-------+--------+--------+--------+--------+--------+-------|
          | 640KB |  NONE  |  NONE  |  NONE  |  NONE  |  NONE  |  (2)  |
          |       |        |        |        |        |        | 64K x |
          |       |        |        |        |        |        |   9   |
          |-------+--------+--------+--------+--------+--------+-------|
          | 640KB |  NONE  |  NONE  |  NONE  |  NONE  |  (2)   |  (2)  |
          |       |        |        |        |        | 256K x | 64K x |
          |       |        |        |        |        |   9    |   9   |
          |-------+--------+--------+--------+--------+--------+-------|
          |  1MB  |  NONE  |  NONE  |  NONE  |  NONE  |  NONE  | NONE  |
          |-------+--------+--------+--------+--------+--------+-------|
          |  1MB  |  NONE  |  NONE  |  NONE  |  NONE  |  (2)   |  (2)  |
          |       |        |        |        |        | 256K x | 256K  |
          |       |        |        |        |        |   9    |  x 9  |
          |-------+--------+--------+--------+--------+--------+-------|
          | 1.5MB |  (4)   |  (2)   |  NONE  |  NONE  |  NONE  | NONE  |
          |       | 44256  | 41256  |        |        |        |       |
          |-------+--------+--------+--------+--------+--------+-------|
          |  2MB  |  (4)   |  (2)   |  (4)   |  NONE  |  NONE  | NONE  |
          |       | 44256  | 41256  | 44256  |        |        |       |
          |-------+--------+--------+--------+--------+--------+-------|
          |  2MB  |  NONE  |  NONE  |  NONE  |  NONE  |  NONE  | NONE  |
          |-------+--------+--------+--------+--------+--------+-------|
          |  2MB  |  NONE  |  NONE  |  NONE  |  NONE  | (2) 1M | NONE  |
          |       |        |        |        |        |  X 9   |       |
          |-------+--------+--------+--------+--------+--------+-------|
          |  3MB  |  NONE  |  NONE  |  NONE  |  NONE  | (2) 1M | NONE  |
          |       |        |        |        |        |  X 9   |       |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 DRAM CONFIGURATION (CON’T)                 |
          |------------------------------------------------------------|
          | Size | Bank 6 | Bank 7 | Bank 8 | Bank 9 |  Bank  |  Bank  |
          |      |        |        |        |        |   10   |   11   |
          |------+--------+--------+--------+--------+--------+--------|
          | 4MB  |  (4)   |  (2)   |  (4)   |  (2)   |  NONE  |  NONE  |
          |      | 411000 | 411000 | 411000 | 411000 |        |        |
          |------+--------+--------+--------+--------+--------+--------|
          | 4MB  |  NONE  |  NONE  |  NONE  |  NONE  | (2) 1M | (2) 1M |
          |      |        |        |        |        |  X 9   |  X 9   |
          |------+--------+--------+--------+--------+--------+--------|
          | 4MB  |  NONE  |  NONE  |  NONE  |  NONE  |  NONE  | (2) 1M |
          |      |        |        |        |        |        |  X 9   |
          |------+--------+--------+--------+--------+--------+--------|
          | 4MB  |  (2)   |  (4)   |  (2)   |  (4)   | (2) 1M |  NONE  |
          |      | 411000 | 411000 | 411000 | 411000 |  X 9   |        |
          |------+--------+--------+--------+--------+--------+--------|
          | 5MB  |  NONE  |  NONE  |  NONE  |  NONE  | (2) 1M | (2) 1M |
          |      |        |        |        |        |  x 9   |  x 9   |
          |------+--------+--------+--------+--------+--------+--------|
          | 6MB  |  (4)   |  (2)   |  (4)   |  (2)   | (2) 1M |  NONE  |
          |      | 411000 | 411000 | 411000 | 411000 |  x 9   |        |
          |------+--------+--------+--------+--------+--------+--------|
          | 8MB  |  (4)   |  (2)   |  (4)   |  (2)   | (2) 1M | (2) 1M |
          |      | 411000 | 411000 | 411000 | 411000 |  x 9   |  x 9   |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 DRAM JUMPER CONFIGURATION                  |
          |------------------------------------------------------------|
          |  Size  |   W1   |   W2   |   W3   |   W4   |  W5   |  W6   |
          |--------+--------+--------+--------+--------+-------+-------|
          | 512KB  | 1 & 2  | 1 & 2  | 1 & 2  | 1 & 2  | 1 & 2 | 1 & 2 |
          |--------+--------+--------+--------+--------+-------+-------|
          | 512KB  | 1 & 2  | 1 & 2  | 1 & 2  | 1 & 2  | 1 & 2 | 1 & 2 |
          |--------+--------+--------+--------+--------+-------+-------|
          | 640KB  | 2 & 3  | 2 & 3  | 2 & 3  | 2 & 3  | 2 & 3 | 2 & 3 |
          |--------+--------+--------+--------+--------+-------+-------|
          | 640KB  | 1 & 2  | 1 & 2  | 1 & 2  | 1 & 2  | 1 & 2 | 1 & 2 |
          |--------+--------+--------+--------+--------+-------+-------|
          |  1MB   | 1 & 2  | 1 & 2  | 1 & 2  | 1 & 2  | 1 & 2 | 1 & 2 |
          |--------+--------+--------+--------+--------+-------+-------|
          |  1MB   | 1 & 2  | 1 & 2  | 1 & 2  | 1 & 2  | 1 & 2 | 1 & 2 |
          |--------+--------+--------+--------+--------+-------+-------|
          | 1.5MB  | 1 & 2  | 1 & 2  | 1 & 2  | 1 & 2  | 1 & 2 | 1 & 2 |
          |--------+--------+--------+--------+--------+-------+-------|
          |  2MB   | 1 & 2  | 1 & 2  | 1 & 2  | 1 & 2  | 1 & 2 | 1 & 2 |
          |--------+--------+--------+--------+--------+-------+-------|
          |  2MB   | 1 & 2  | 1 & 2  | 1 & 2  | 1 & 2  | 1 & 2 | 1 & 2 |
          |--------+--------+--------+--------+--------+-------+-------|
          |  2MB   | 1 & 2  | 1 & 2  | 1 & 2  | 1 & 2  | 1 & 2 | 1 & 2 |
          |--------+--------+--------+--------+--------+-------+-------|
          |  3MB   | 1 & 2  | 1 & 2  | 1 & 2  | 1 & 2  | 1 & 2 | 1 & 2 |
          |--------+--------+--------+--------+--------+-------+-------|
          |  4MB   | 1 & 2  | 1 & 2  | 1 & 2  | 1 & 2  | 1 & 2 | 1 & 2 |
          |--------+--------+--------+--------+--------+-------+-------|
          |  4MB   | 1 & 2  | 1 & 2  | 1 & 2  | 1 & 2  | 1 & 2 | 1 & 2 |
          |--------+--------+--------+--------+--------+-------+-------|
          |  4MB   | 2 & 3  | 2 & 3  | 2 & 3  | 2 & 3  | 2 & 3 | 2 & 3 |
          |--------+--------+--------+--------+--------+-------+-------|
          |  4MB   | 2 & 3  | 2 & 3  | 2 & 3  | 2 & 3  | 2 & 3 | 2 & 3 |
          |--------+--------+--------+--------+--------+-------+-------|
          |  5MB   | 2 & 3  | 2 & 3  | 2 & 3  | 2 & 3  | 2 & 3 | 2 & 3 |
          |--------+--------+--------+--------+--------+-------+-------|
          |  6MB   | 2 & 3  | 2 & 3  | 2 & 3  | 2 & 3  | 2 & 3 | 2 & 3 |
          |--------+--------+--------+--------+--------+-------+-------|
          |  8MB   | 2 & 3  | 2 & 3  | 2 & 3  | 2 & 3  | 2 & 3 | 2 & 3 |
          |------------------------------------------------------------|
          | Note:Pins designated should be in the closed position.     |
          +------------------------------------------------------------+