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

   DTC3150B, DTC3150AS (400484-89XX)

   +------------------------------------------------------------+
   +------------------------------------------------------------+

   Data bus: 8-bit, ISA

   Size: Half-length, full-height card

   Hard drives supported:  Up to seven SCSI devices

   Floppy drives supported: None

<gopher://bitreich.org/I/th99/c/C-D/20057-1.png>
   

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

   +------------------------------------------------------------+
   |                 USER CONFIGURABLE SETTINGS                 |
   |------------------------------------------------------------|
   |             Function              |  Location  |  Setting  |
   |-----------------------------------+------------+-----------|
   |>> | SCSI parity check enabled     |   SW1/3    |    off    |
   |---+-------------------------------+------------+-----------|
   |   | SCSI parity check disabled    |   SW1/3    |    on     |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                     INTERRUPT REQUEST                      |
   |------------------------------------------------------------|
   |         IRQ          |      SW1/1       |      SW1/2       |
   |----------------------+------------------+------------------|
   |   |       IRQ4       |        on        |        on        |
   |---+------------------+------------------+------------------|
   |   |       IRQ5       |       off        |        on        |
   |---+------------------+------------------+------------------|
   |   |       IRQ6       |        on        |       off        |
   |---+------------------+------------------+------------------|
   |>> |       IRQ7       |       off        |       off        |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                        SCSI ADDRESS                        |
   |------------------------------------------------------------|
   |    SCSI ID     |    SW1/4     |    SW1/5     |    SW1/6    |
   |----------------+--------------+--------------+-------------|
   |    |     0     |      on      |      on      |     on      |
   |----+-----------+--------------+--------------+-------------|
   |    |     1     |     off      |      on      |     on      |
   |----+-----------+--------------+--------------+-------------|
   |    |     2     |      on      |     off      |     on      |
   |----+-----------+--------------+--------------+-------------|
   |    |     3     |     off      |     off      |     on      |
   |----+-----------+--------------+--------------+-------------|
   |    |     4     |      on      |      on      |     off     |
   |----+-----------+--------------+--------------+-------------|
   |    |     5     |     off      |      on      |     off     |
   |----+-----------+--------------+--------------+-------------|
   |    |     6     |      on      |     off      |     off     |
   |----+-----------+--------------+--------------+-------------|
   |>>  |     7     |     off      |     off      |     off     |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 INQUIRY INTERRUPT REQUEST                  |
   |------------------------------------------------------------|
   |     IRQ      |   SW2/1   |   SW2/2   |  SW2/3   |  SW2/4   |
   |--------------+-----------+-----------+----------+----------|
   |   |   IRQ4   |    off    |    off    |   off    |    on    |
   |---+----------+-----------+-----------+----------+----------|
   |   |   IRQ5   |    off    |    off    |    on    |   off    |
   |---+----------+-----------+-----------+----------+----------|
   |   |   IRQ6   |    off    |    on     |   off    |   off    |
   |---+----------+-----------+-----------+----------+----------|
   |>> |   IRQ7   |    on     |    off    |   off    |   off    |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                        BIOS ADDRESS                        |
   |------------------------------------------------------------|
   |       Address        |      SW2/5       |      SW2/6       |
   |----------------------+------------------+------------------|
   |>> |      CC00h       |        on        |        on        |
   |---+------------------+------------------+------------------|
   |   |      DC00h       |        on        |       off        |
   |---+------------------+------------------+------------------|
   |   |      C800h       |       off        |        on        |
   |---+------------------+------------------+------------------|
   |   |      D800h       |       off        |       off        |
   +------------------------------------------------------------+