DATA TECHNOLOGY CORPORATION
===========================

   DTC-3520A (400592-89A)

   Card Type               Hard drive controller card             
   Hard Drives supported   Up to 7 SCSI-2 devices                 
   Floppy drives supported None                                   
   Data Bus                16-bit ISA                             
   Card Size               Half-length, half-height card          

<gopher://bitreich.org/I/th99/c/C-D/21662-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   |        Function        | Location |  Function   | Location |
   |------------------------+----------+-------------+----------|
   | 50-pin SCSI connector  |   CN1    | 25-pin SCSI |   CN2    |
   | - internal             |          | connector - |          |
   |                        |          | external    |          |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 USER CONFIGURABLE SETTINGS                 |
   |------------------------------------------------------------|
   |              Function               | Label |   Position   |
   |-------------------------------------+-------+--------------|
   |>> | Factory configured - do not     | JP1/A | Unidentified |
   |   | alter                           |       |              |
   |---+---------------------------------+-------+--------------|
   |>> | Parity bit enable               | JP1/B |    Closed    |
   |---+---------------------------------+-------+--------------|
   |   | Parity bit disable              | JP1/B |     Open     |
   |---+---------------------------------+-------+--------------|
   |>> | Factory configured - do not     | JP1/C | Unidentified |
   |   | alter                           |       |              |
   |---+---------------------------------+-------+--------------|
   |>> | Factory configured - do not     | JP1/F | Unidentified |
   |   | alter                           |       |              |
   |---+---------------------------------+-------+--------------|
   |>> | Factory configured - do not     | JP1/G | Unidentified |
   |   | alter                           |       |              |
   |---+---------------------------------+-------+--------------|
   |>> | Factory configured - do not     | JP1/H | Unidentified |
   |   | alter                           |       |              |
   |---+---------------------------------+-------+--------------|
   |>> | Factory configured - do not     |  JP2  | Unidentified |
   |   | alter                           |       |              |
   |---+---------------------------------+-------+--------------|
   |>> | Factory configured - do not     |  JP3  | Unidentified |
   |   | alter                           |       |              |
   |---+---------------------------------+-------+--------------|
   |>> | Factory configured - do not     |  JP4  | Unidentified |
   |   | alter                           |       |              |
   |---+---------------------------------+-------+--------------|
   |>> | BIOS enabled                    | JP6/A |    Closed    |
   |---+---------------------------------+-------+--------------|
   |   | BIOS disabled                   | JP6/A |     Open     |
   |---+---------------------------------+-------+--------------|
   |>> | Port address 340h               | JP6/D |    Closed    |
   |---+---------------------------------+-------+--------------|
   |   | Port address 140h               | JP6/D |     Open     |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                   BIOS ADDRESS SELECTION                   |
   |------------------------------------------------------------|
   |      Address       |       JP6/B       |       JP6/C       |
   |--------------------+-------------------+-------------------|
   |       C800h        |       Open        |       Open        |
   |--------------------+-------------------+-------------------|
   |       CC00h        |      Closed       |       Open        |
   |--------------------+-------------------+-------------------|
   |       D800h        |       Open        |      Closed       |
   |--------------------+-------------------+-------------------|
   |       DC00h        |      Closed       |      Closed       |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                    INTERRUPT SELECTION                     |
   |------------------------------------------------------------|
   | IRQ |  JP1/D  | JP1/E  | JP5/A  | JP5/B  | JP5/C  | JP5/D  |
   |-----+---------+--------+--------+--------+--------+--------|
   |IRQ9 | Closed  | Closed |  Open  |  Open  |  Open  | Closed |
   |-----+---------+--------+--------+--------+--------+--------|
   |IRQ10| Closed  |  Open  |  Open  |  Open  | Closed |  Open  |
   |-----+---------+--------+--------+--------+--------+--------|
   |IRQ11|  Open   | Closed |  Open  | Closed |  Open  |  Open  |
   |-----+---------+--------+--------+--------+--------+--------|
   |IRQ12|  Open   |  Open  | Closed |  Open  |  Open  |  Open  |
   +------------------------------------------------------------+