(TXT) View Source
       
       # VIDEOLOGIC, INC.
       
          DVA-4000 (PC AT)
       
          Category                     Video                             
          Video Types Supported        XVGA                              
          Video Processor              Unidentified                      
          Highest Resolution Supported 640 x 480                         
          Data Bus Type                16-bit ISA                        
          Memory Type                  Unidentified                      
          Maximum Onboard Memory       Unidentified                      
       
 (IMG) IMG 1
          
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          |      Purpose      | Location |     Purpose      | Location |
          |-------------------+----------+------------------+----------|
          | 15-pin analog     |   CN1    | 16-pin aux video |   CN4    |
          | video port        |          | connector        |          |
          |-------------------+----------+------------------+----------|
          | VGA feature       |   CN2    | 4-pin audio in   |   CN8    |
          | connector         |          | connector        |          |
          |-------------------+----------+------------------+----------|
          | 15-pin analog     |   CN3    |                  |          |
          | display port      |          |                  |          |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                   BASE ADDRESS SELECTION                   |
          |------------------------------------------------------------|
          |     Address      |        JP3         |        JP4         |
          |------------------+--------------------+--------------------|
          | » |     308h     | Pins 2 & 3 closed  | Pins 2 & 3 closed  |
          |---+--------------+--------------------+--------------------|
          |   |     318h     | Pins 2 & 3 closed  | Pins 1 & 2 closed  |
          |---+--------------+--------------------+--------------------|
          |   |     328h     | Pins 1 & 2 closed  | Pins 2 & 3 closed  |
          |---+--------------+--------------------+--------------------|
          |   |     338h     | Pins 1 & 2 closed  | Pins 1 & 2 closed  |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                    INTERRUPT SELECTION                     |
          |------------------------------------------------------------|
          |  IRQ   | JP2/A  | JP2/B  | JP2/C  | JP2/D  | JP2/E | JP2/F |
          |--------+--------+--------+--------+--------+-------+-------|
          |»|  7   |  Open  |  Open  | Closed |  Open  | Open  | Open  |
          |-+------+--------+--------+--------+--------+-------+-------|
          | | 2/9  |  Open  |  Open  |  Open  | Closed | Open  | Open  |
          |-+------+--------+--------+--------+--------+-------+-------|
          | |  3   | Closed |  Open  |  Open  |  Open  | Open  | Open  |
          |-+------+--------+--------+--------+--------+-------+-------|
          | |  5   |  Open  | Closed |  Open  |  Open  | Open  | Open  |
          |-+------+--------+--------+--------+--------+-------+-------|
          | |  10  |  Open  |  Open  |  Open  |  Open  | Open  | Open  |
          |-+------+--------+--------+--------+--------+-------+-------|
          | |  15  |  Open  |  Open  |  Open  |  Open  | Open  | Open  |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                6 OR 8-BIT PALETTE SELECTION                |
          |------------------------------------------------------------|
          |          Setting           |              JP5              |
          |----------------------------+-------------------------------|
          | » |         6-bit          |       Pins 2 & 3 closed       |
          |---+------------------------+-------------------------------|
          |   |         8-bit          |       Pins 1 & 2 closed       |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                AUDIO 3 INPUT GAIN SELECTION                |
          |------------------------------------------------------------|
          |       Setting        |       JP6        |       JP7        |
          |----------------------+------------------+------------------|
          | » |       Off        |    Pins 1 & 2    |    Pins 1 & 2    |
          |   |                  |      closed      |      closed      |
          |---+------------------+------------------+------------------|
          |   | Quit (gain low)  |    Pins 1 & 2    |    Pins 2 & 3    |
          |   |                  |      closed      |      closed      |
          |---+------------------+------------------+------------------|
          |   | Normal (audio 3  |    Pins 1 & 2    |    Pins 3 & 4    |
          |   |      input)      |      closed      |      closed      |
          |---+------------------+------------------+------------------|
          |   | Loud (gain high) |    Pins 2 & 3    |    Pins 3 & 4    |
          |   |                  |      closed      |      closed      |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |             FACTORY CONFIGURED - DO NOT ALTER              |
          |------------------------------------------------------------|
          |           Jumper           |           Position            |
          |----------------------------+-------------------------------|
          |            JP1             |       Pins 2 & 3 closed       |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                MISCELLANEOUS TECHNICAL NOTE                |
          |------------------------------------------------------------|
          | The DVA-4000 (PC AT) video board works in conjunction with |
          | the MEDIASPACE (V1073) and DVA-4000 PS/2 (V1075) boards.   |
          +------------------------------------------------------------+