(TXT) View Source
       
       # DTK COMPUTER, INC.
       
          PKM-3363Y (VER. 1.00)
       
          Processor    80486SX/80487SX/80486DX/P23T                      
          Processor    16/20/25/33MHz                                    
          Speed        
          Chip Set     Symphony                                          
          Max. Onboard 32MB                                              
          DRAM         
          Cache        64/256KB                                          
          BIOS         AMI/DTK                                           
          Dimensions   330mm x 222mm                                     
          I/O Options  Floppy drive interface, IDE interface, parallel   
                       port, PS/2 mouse port, serial ports (2), VGA      
                       feature connector, VGA port, riser slot           
          NPU Options  None                                              
       
 (IMG) IMG 1
          
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          | Purpose        | Location | Purpose             | Location |
          |----------------+----------+---------------------+----------|
          | Reset switch   |    J1    | Serial port 2       |   J28    |
          |----------------+----------+---------------------+----------|
          | Turbo LED      |    J2    | Floppy drive        |   J35    |
          |                |          | interface           |          |
          |----------------+----------+---------------------+----------|
          | Turbo switch   |    J3    | IDE interface       |   J36    |
          |----------------+----------+---------------------+----------|
          | Power LED &    |    J5    | IDE interface LED   |   J37    |
          | keylock        |          |                     |          |
          |----------------+----------+---------------------+----------|
          | VGA feature    |   J23    | Parallel port       |   J47    |
          | connector      |          |                     |          |
          |----------------+----------+---------------------+----------|
          | VGA port       |   J24    | PS/2 mouse port     |   J48    |
          |----------------+----------+---------------------+----------|
          | Serial port 1  |   J25    | Riser slot          |   SL1    |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 USER CONFIGURABLE SETTINGS                 |
          |------------------------------------------------------------|
          |               Function               | Jumper |  Position  |
          |--------------------------------------+--------+------------|
          | » | Cache write hit wait state       |   J8   |   Closed   |
          |   | select 0 wait states             |        |            |
          |---+----------------------------------+--------+------------|
          |   | Cache write hit wait state       |   J8   |    Open    |
          |   | select 1 wait state              |        |            |
          |---+----------------------------------+--------+------------|
          | » | On board VGA wait state select 0 |  J27   |   Closed   |
          |   | wait states                      |        |            |
          |---+----------------------------------+--------+------------|
          |   | On board VGA wait state select 1 |  J27   |    Open    |
          |   | wait state                       |        |            |
          |---+----------------------------------+--------+------------|
          | » | VGA and system BIOS combined     |  J29   |   Closed   |
          |---+----------------------------------+--------+------------|
          |   | VGA and system BIOS not combined |  J29   |    Open    |
          |---+----------------------------------+--------+------------|
          | » | Parallel port IRQ select IRQ7    |  J32   | pins 2 & 3 |
          |   |                                  |        |   closed   |
          |---+----------------------------------+--------+------------|
          |   | Parallel port IRQ select IRQ5    |  J32   | pins 1 & 2 |
          |   |                                  |        |   closed   |
          |---+----------------------------------+--------+------------|
          | » | Monitor type select monochrome   |  J33   |   Closed   |
          |---+----------------------------------+--------+------------|
          |   | Monitor type select color        |  J33   |    Open    |
          |---+----------------------------------+--------+------------|
          |   | Floppy drive interface enabled   |  J46   | pins 1 & 2 |
          |   |                                  |        |   closed   |
          |---+----------------------------------+--------+------------|
          |   | Floppy drive interface disabled  |  J46   | pins 2 & 3 |
          |   |                                  |        |   closed   |
          |---+----------------------------------+--------+------------|
          | » | Cache enabled                    |  J50   |   Closed   |
          |---+----------------------------------+--------+------------|
          |   | Cache disabled                   |  J50   |    Open    |
          |---+----------------------------------+--------+------------|
          | » | VGA KHz select 31.5KHz           | SW1/5  |    Off     |
          |---+----------------------------------+--------+------------|
          |   | VGA KHz select 35KHz             | SW1/5  |     On     |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                     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        |
          |------------------+--------------------+--------------------|
          |       5MB        |    (4) 256K x 9    |     (4) 1M x 9     |
          |------------------+--------------------+--------------------|
          |       5MB        |     (4) 1M x 9     |    (4) 256K x 9    |
          |------------------+--------------------+--------------------|
          |       8MB        |     (4) 1M x 9     |     (4) 1M x 9     |
          |------------------+--------------------+--------------------|
          |       16MB       |     (4) 4M x 9     |        NONE        |
          |------------------+--------------------+--------------------|
          |       17MB       |    (4) 256K x 9    |     (4) 4M x 9     |
          |------------------+--------------------+--------------------|
          |       17MB       |     (4) 4M x 9     |    (4) 256K x 9    |
          |------------------+--------------------+--------------------|
          |       20MB       |     (4) 1M x 9     |     (4) 4M x 9     |
          |------------------+--------------------+--------------------|
          |       20MB       |     (4) 4M x 9     |     (4) 1M x 9     |
          |------------------+--------------------+--------------------|
          |       32MB       |     (4) 4M x 9     |     (4) 4M x 9     |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                    CACHE CONFIGURATION                     |
          |------------------------------------------------------------|
          |    Size    |    Bank 0     |    Bank 1     |      TAG      |
          |------------+---------------+---------------+---------------|
          |    64KB    |  (4) 8K x 8   |  (4) 8K x 8   |  (1) 8K x 8   |
          |------------+---------------+---------------+---------------|
          |   256KB    |  (4) 32K x 8  |  (4) 32K x 8  |  (1) 32K x 8  |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 CACHE JUMPER CONFIGURATION                 |
          |------------------------------------------------------------|
          | Size  |       J7        |       J10       |      J11       |
          |-------+-----------------+-----------------+----------------|
          | 64KB  |   pins 1 & 2    |   pins 1 & 2    |   pins 1 & 2   |
          |       |     closed      |     closed      |     closed     |
          |-------+-----------------+-----------------+----------------|
          | 128KB |   pins 2 & 3    |   pins 2 & 3    |   pins 2 & 3   |
          |       |     closed      |     closed      |     closed     |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                   CPU TYPE CONFIGURATION                   |
          |------------------------------------------------------------|
          |   Type   |        J9         |        J16        |   J17   |
          |----------+-------------------+-------------------+---------|
          | 80486SX  |       Open        | pins 2 & 3 closed |  Open   |
          |----------+-------------------+-------------------+---------|
          | 80486DX  | pins 1 & 2 closed | pins 1 & 2 closed | Closed  |
          |------------------------------------------------------------|
          | Note: An 80478SX or P23T can be installed at CPU1.         |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                  CPU SPEED CONFIGURATION                   |
          |------------------------------------------------------------|
          |  Speed  |   J18    |   J19    |        J21        |  J51   |
          |---------+----------+----------+-------------------+--------|
          |  16MHz  |  Closed  |  Closed  | pins 2 & 3 closed |  Open  |
          |---------+----------+----------+-------------------+--------|
          |  20MHz  |  Closed  |   Open   | pins 2 & 3 closed |  Open  |
          |---------+----------+----------+-------------------+--------|
          |  25MHz  |   Open   |   Open   | pins 2 & 3 closed |  Open  |
          |---------+----------+----------+-------------------+--------|
          |  33MHz  |   Open   |  Closed  | pins 2 & 3 closed |  Open  |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                     IDE CONFIGURATION                      |
          |------------------------------------------------------------|
          |      Setting       |        J52        |        J53        |
          |--------------------+-------------------+-------------------|
          |      Enabled       |      Closed       |      Closed       |
          |--------------------+-------------------+-------------------|
          |      Disabled      |       Open        |       Open        |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                PARALLEL PORT CONFIGURATION                 |
          |------------------------------------------------------------|
          |       LPT        |        J39         |        J40         |
          |------------------+--------------------+--------------------|
          |       LPT1       | pins 2 & 3 closed  | pins 1 & 2 closed  |
          |------------------+--------------------+--------------------|
          |       LPT2       | pins 1 & 2 closed  | pins 1 & 2 closed  |
          |------------------+--------------------+--------------------|
          |       LPT3       | pins 1 & 2 closed  | pins 2 & 3 closed  |
          |------------------+--------------------+--------------------|
          |     Disabled     | pins 2 & 3 closed  | pins 2 & 3 closed  |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 SERIAL PORT CONFIGURATION                  |
          |------------------------------------------------------------|
          |  Port 1  |  Port 2  |    J41     |    J42     |    J43     |
          |----------+----------+------------+------------+------------|
          |   COM1   |   COM2   | pins 1 & 2 | pins 1 & 2 | pins 1 & 2 |
          |          |          |   closed   |   closed   |   closed   |
          |----------+----------+------------+------------+------------|
          |   COM1   | Disabled | pins 1 & 2 | pins 2 & 3 | pins 1 & 2 |
          |          |          |   closed   |   closed   |   closed   |
          |----------+----------+------------+------------+------------|
          | Disabled |   COM2   | pins 1 & 2 | pins 1 & 2 | pins 2 & 3 |
          |          |          |   closed   |   closed   |   closed   |
          |----------+----------+------------+------------+------------|
          |   COM2   |   COM1   | pins 2 & 3 | pins 1 & 2 | pins 1 & 2 |
          |          |          |   closed   |   closed   |   closed   |
          |----------+----------+------------+------------+------------|
          |   COM2   | Disabled | pins 2 & 3 | pins 2 & 3 | pins 1 & 2 |
          |          |          |   closed   |   closed   |   closed   |
          |----------+----------+------------+------------+------------|
          | Disabled |   COM1   | pins 2 & 3 | pins 1 & 2 | pins 2 & 3 |
          |          |          |   closed   |   closed   |   closed   |
          |----------+----------+------------+------------+------------|
          | Disabled | Disabled | pins 1 & 2 | pins 2 & 3 | pins 2 & 3 |
          |          |          |   closed   |   closed   |   closed   |
          |----------+----------+------------+------------+------------|
          | Disabled | Disabled | pins 2 & 3 | pins 2 & 3 | pins 2 & 3 |
          |          |          |   closed   |   closed   |   closed   |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |               SERIAL PORT IRQ CONFIGURATION                |
          |------------------------------------------------------------|
          |        IRQ        |        J30         |        J31        |
          |-------------------+--------------------+-------------------|
          |       IRQ3        |       Closed       |       Open        |
          |-------------------+--------------------+-------------------|
          |       IRQ4        |        Open        |      Closed       |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 ON BOARD VGA CONFIGURATION                 |
          |------------------------------------------------------------|
          |      Setting       |       J15        |        J26         |
          |--------------------+------------------+--------------------|
          |      Enabled       |       Open       | pins 1 & 2 closed  |
          |--------------------+------------------+--------------------|
          |      Disabled      |      Closed      | pins 2 & 3 closed  |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |           VGA REFRESH CONFIGURATION (800 X 600)            |
          |------------------------------------------------------------|
          |        Setting         |      SW1/3      |      SW1/4      |
          |------------------------+-----------------+-----------------|
          | »     |      50Hz      |       Off       |       Off       |
          |-------+----------------+-----------------+-----------------|
          |       |      56Hz      |       On        |       On        |
          |-------+----------------+-----------------+-----------------|
          |       |      60Hz      |       Off       |       On        |
          |-------+----------------+-----------------+-----------------|
          |       |      72Hz      |       On        |       Off       |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |           VGA REFRESH CONFIGURATION (1024 X 728)           |
          |------------------------------------------------------------|
          |         Setting          |     SW1/1      |     SW1/2      |
          |--------------------------+----------------+----------------|
          | »   |     Interlaced     |      Off       |      Off       |
          |-----+--------------------+----------------+----------------|
          |     |        60Hz        |       On       |      Off       |
          |-----+--------------------+----------------+----------------|
          |     |        70Hz        |      Off       |       On       |
          |-----+--------------------+----------------+----------------|
          |     |     Interlaced     |       On       |       On       |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                     VRAM CONFIGURATION                     |
          |------------------------------------------------------------|
          |     Size     |        Bank 0        |        Bank 1        |
          |--------------+----------------------+----------------------|
          |    512KB     |    (4) 256K x 16     |         NONE         |
          |--------------+----------------------+----------------------|
          |     1MB      |    (4) 256K x 16     |    (4) 256K x 16     |
          |------------------------------------------------------------|
          | Note: Bank 0 is factory installed and is not configurable. |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 VRAM SWITCH CONFIGURATION                  |
          |------------------------------------------------------------|
          |             Size             |            SW1/6            |
          |------------------------------+-----------------------------|
          |            512KB             |             On              |
          |------------------------------+-----------------------------|
          |             1MB              |             Off             |
          |------------------------------------------------------------|
          | Note: Bank 0 is factory installed and is not configurable. |
          +------------------------------------------------------------+