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       # SIIG, INC.
       
          SCSI CONTROLLER SCSI-PRO VL
       
          +------------------------------------------------------------+
          |------------------------------------------------------------|
          | Data bus:         | 32-bit VL-bus                          |
          |-------------------+----------------------------------------|
          | Size:             | Three-quarter length, full-height card |
          |-------------------+----------------------------------------|
          | Hard drive        | Up to seven SCSI-2 devices             |
          | supported:        |                                        |
          |-------------------+----------------------------------------|
          | Floppy drives     | None                                   |
          | supported:        |                                        |
          +------------------------------------------------------------+
       
   IMG IMG 1
          
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          |                 Function                 |    Location     |
          |------------------------------------------+-----------------|
          | 50-pin SCSI-2 connector - internal       |       CN1       |
          |------------------------------------------+-----------------|
          | 50-pin SCSI-2 connector - external       |       CN2       |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                  SCSI INTERRUPT SELECTION                  |
          |------------------------------------------------------------|
          |   IRQ    | JP11/1  | JP11/2  | JP11/3  | JP11/4  | JP11/5  |
          |----------+---------+---------+---------+---------+---------|
          | » |  11  |  open   | closed  |  open   |  open   |  open   |
          |---+------+---------+---------+---------+---------+---------|
          |   |  10  | closed  |  open   |  open   |  open   |  open   |
          |---+------+---------+---------+---------+---------+---------|
          |   |  12  |  open   |  open   | closed  |  open   |  open   |
          |---+------+---------+---------+---------+---------+---------|
          |   |  14  |  open   |  open   |  open   |  open   | closed  |
          |---+------+---------+---------+---------+---------+---------|
          |   |  15  |  open   |  open   |  open   | closed  |  open   |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |            BIOS AND I/O PORT ADDRESS SELECTION             |
          |------------------------------------------------------------|
          |  BIOS Address  | I/O Address |  JP2/1  |  JP2/2  |  JP2/3  |
          |----------------+-------------+---------+---------+---------|
          | » |   C800h    |    160h     | closed  |  open   | closed  |
          |---+------------+-------------+---------+---------+---------|
          |   |   CC00h    |    170h     |  open   |  open   | closed  |
          |---+------------+-------------+---------+---------+---------|
          |   |   D000h    |    140h     | closed  | closed  |  open   |
          |---+------------+-------------+---------+---------+---------|
          |   |   D400h    |    150h     |  open   | closed  |  open   |
          |---+------------+-------------+---------+---------+---------|
          |   |   D800h    |    160h     | closed  |  open   |  open   |
          |---+------------+-------------+---------+---------+---------|
          |   |   DC00h    |    170h     |  open   |  open   |  open   |
          |---+------------+-------------+---------+---------+---------|
          |   |  Disabled  |    140h     | closed  | closed  | closed  |
          |---+------------+-------------+---------+---------+---------|
          |   |  Disabled  |    150h     |  open   | closed  | closed  |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |               MISCELLANEOUS TECHNICAL NOTES                |
          |------------------------------------------------------------|
          |  The SCSI Pro VL is equipped with smart terminators which  |
          |              will be terminated when needed.               |
          +------------------------------------------------------------+