(TXT) View Source
       
       # STORAGE DIMENSIONS
       
          SDC801 (VER. 2)
       
          Card Type            Hard drive controller                     
          Hard Drives          Up to 7 SCSI-1 devices                    
          supported            
          Floppy drives        Two 360KB, 720KB, 1.2MB, or 1.44MB drives 
          supported            
          Data Bus             8-bit ISA                                 
          Card Size            Half-length, full-height                  
       
 (IMG) IMG 1
          
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          |        Function        | Location |  Function   | Location |
          |------------------------+----------+-------------+----------|
          | 25-pin SCSI connector  |   CN1    | 50-pin SCSI |   CN2    |
          | - external             |          | connector - |          |
          |                        |          | internal    |          |
          +------------------------------------------------------------+
       
          +---------------------------------------------------------------+
          |                    BIOS ADDRESS SELECTION                     |
          |---------------------------------------------------------------|
          |Setting|JP1/1 |JP1/2 |JP1/3 |JP1/4 |JP1/5 |JP1/6 |JP1/7 |JP1/8 |
          |-------+------+------+------+------+------+------+------+------|
          | C000h |Closed| Open | Open | Open | Open | Open | Open | Open |
          |-------+------+------+------+------+------+------+------+------|
          | C400h | Open |Closed| Open | Open | Open | Open | Open | Open |
          |-------+------+------+------+------+------+------+------+------|
          | C800h | Open | Open |Closed| Open | Open | Open | Open | Open |
          |-------+------+------+------+------+------+------+------+------|
          | CC00h | Open | Open | Open |Closed| Open | Open | Open | Open |
          |-------+------+------+------+------+------+------+------+------|
          | D000h | Open | Open | Open | Open |Closed| Open | Open | Open |
          |-------+------+------+------+------+------+------+------+------|
          | D400h | Open | Open | Open | Open | Open |Closed| Open | Open |
          |-------+------+------+------+------+------+------+------+------|
          | D800h | Open | Open | Open | Open | Open | Open |Closed| Open |
          |-------+------+------+------+------+------+------+------+------|
          | DC00h | Open | Open | Open | Open | Open | Open | Open |Closed|
          |---------------------------------------------------------------|
          |     Note:To disable BIOS remove chip U11 (not diagrammed).    |
          +---------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                    INTERRUPT SELECTION                     |
          |------------------------------------------------------------|
          |      IRQ      | JP2/1  | JP2/2  | JP2/3  | JP2/4  | JP2/5  |
          |---------------+--------+--------+--------+--------+--------|
          |   |   IRQ3    |  Open  | Closed |  Open  |  Open  |  Open  |
          |---+-----------+--------+--------+--------+--------+--------|
          |   |   IRQ4    |  Open  |  Open  | Closed |  Open  |  Open  |
          |---+-----------+--------+--------+--------+--------+--------|
          |   |   IRQ5    |  Open  |  Open  |  Open  | Closed |  Open  |
          |---+-----------+--------+--------+--------+--------+--------|
          |   |   IRQ7    |  Open  |  Open  |  Open  |  Open  | Closed |
          |---+-----------+--------+--------+--------+--------+--------|
          | » | IRQ9/None | Closed |  Open  |  Open  |  Open  |  Open  |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                    WAIT STATE SELECTION                    |
          |------------------------------------------------------------|
          |       Setting        |      JP3/1       |      JP3/2       |
          |----------------------+------------------+------------------|
          | » |      Normal      |      Closed      |       Open       |
          |---+------------------+------------------+------------------|
          |   |       Zero       |       Open       |      Closed      |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |               MISCELLANEOUS TECHNICAL NOTES                |
          |------------------------------------------------------------|
          | Remove terminating resistors when connecting external and  |
          | internal devices.                                          |
          +------------------------------------------------------------+