DENSITRON CORPORATION
=====================

   PCX510

   Card Type                    Video card                        
   Video Chip Set               Chips and Technology              
   Maximum Video Memory         Unidentified                      
   Data Bus                     16-bit ISA                        
   Video Types Supported        VGA,EGA, CGA, MDA                 
   Highest Resolution Supported 640 x 480                         

<gopher://bitreich.org/I/th99/v/C-D/53916-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   |  Function   | Label |           Function           | Label |
   |-------------+-------+------------------------------+-------|
   | Serial port |  CN1  | 15-pin video analog video    |  CN2  |
   |             |       | port                         |       |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 USER CONFIGURABLE SETTINGS                 |
   |------------------------------------------------------------|
   |              Function               | Label |   Position   |
   |-------------------------------------+-------+--------------|
   |   | Vee reference select +5v        |  J1   |  Pins 1 & 2  |
   |   |                                 |       |    closed    |
   |---+---------------------------------+-------+--------------|
   |   | Vee reference select ground     |  J1   |  Pins 2 & 3  |
   |   |                                 |       |    closed    |
   |---+---------------------------------+-------+--------------|
   |   | Vee polarity select positive    |  J2   |  Pins 1 & 2  |
   |   |                                 |       |    closed    |
   |---+---------------------------------+-------+--------------|
   |   | Vee polarity select negative    |  J2   |  Pins 2 & 3  |
   |   |                                 |       |    closed    |
   |---+---------------------------------+-------+--------------|
   |>> | Factory configured - do not     |  J3   |    Closed    |
   |   | alter                           |       |              |
   |---+---------------------------------+-------+--------------|
   |   | Shift lock select normal        |  J4   |  Pins 2 & 3  |
   |   |                                 |       |    closed    |
   |---+---------------------------------+-------+--------------|
   |   | Shift lock select inverted      |  J4   |  Pins 1 & 2  |
   |   |                                 |       |    closed    |
   |---+---------------------------------+-------+--------------|
   |   | Backlight control select normal |  J5   |  Pins 2 & 3  |
   |   |                                 |       |    closed    |
   |---+---------------------------------+-------+--------------|
   |   | Backlight control select        |  J5   |  Pins 1 & 2  |
   |   | inverted                        |       |    closed    |
   |---+---------------------------------+-------+--------------|
   |   | Serial port enabled             |  J6   |    Closed    |
   |---+---------------------------------+-------+--------------|
   |   | Serial port disabled            |  J6   |     Open     |
   |---+---------------------------------+-------+--------------|
   |>> | Factory configured - do not     |  J8   | Unidentified |
   |   | alter                           |       |              |
   |---+---------------------------------+-------+--------------|
   |>> | Factory configured - do not     |  J9   | Unidentified |
   |   | alter                           |       |              |
   |---+---------------------------------+-------+--------------|
   |>> | Factory configured - do not     |  J10  | Unidentified |
   |   | alter                           |       |              |
   |---+---------------------------------+-------+--------------|
   |>> | Factory configured - do not     |  J11  | Unidentified |
   |   | alter                           |       |              |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                   SERIAL PORT SELECTION                    |
   |------------------------------------------------------------|
   |          Setting           |              J12              |
   |----------------------------+-------------------------------|
   |            COM1            |             Open              |
   |----------------------------+-------------------------------|
   |            COM2            |       Pins 2 & 4 closed       |
   |----------------------------+-------------------------------|
   |            COM3            |       Pins 1 & 3 closed       |
   |----------------------------+-------------------------------|
   |            COM4            |   Pins 1 & 3, 2 & 4 closed    |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                       IRQ SELECTION                        |
   |------------------------------------------------------------|
   |            IRQ             |              J7               |
   |----------------------------+-------------------------------|
   |            IRQ3            |       Pins 7 & 8 closed       |
   |----------------------------+-------------------------------|
   |            IRQ4            |      Pins 9 & 10 closed       |
   |----------------------------+-------------------------------|
   |            IRQ6            |      Pins 11 & 12 closed      |
   |----------------------------+-------------------------------|
   |            IRQ7            |       Pins 1 & 2 closed       |
   |----------------------------+-------------------------------|
   |           IRQ10            |       Pins 3 & 4 closed       |
   |----------------------------+-------------------------------|
   |           IRQ11            |       Pins 5 & 6 closed       |
   |----------------------------+-------------------------------|
   |            None            |             Open              |
   +------------------------------------------------------------+