PERCEPTIVE SOLUTIONS, INC.
==========================

   PATHFINDER PSI-2300

   +------------------------------------------------------------+
   |------------------------------------------------------------|
   | Data bus:         | 32-bit VL bus                          |
   |-------------------+----------------------------------------|
   | Size:             | Three-quarter length, full-height card |
   |-------------------+----------------------------------------|
   | Hard drive        | Up to seven Fast SCSI-2 devices        |
   | supported:        |                                        |
   |-------------------+----------------------------------------|
   | Floppy drives     | Two 360KB, 720KB, 1.2MB, or 1.44MB     |
   | supported:        | drives                                 |
   +------------------------------------------------------------+

<gopher://bitreich.org/I/th99/c/P-R/20978-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   |                 Function                 |    Location     |
   |------------------------------------------+-----------------|
   | 50-pin SCSI connector - internal         |       CN1       |
   |------------------------------------------+-----------------|
   | 34-pin cable connector - floppy drive    |       CN2       |
   |------------------------------------------+-----------------|
   | 50-pin SCSI connector - external         |       CN3       |
   |------------------------------------------+-----------------|
   | 4-pin connector - drive active LED       |       JP8       |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 USER CONFIGURABLE SETTINGS                 |
   |------------------------------------------------------------|
   |             Function               |  Location   | Setting |
   |------------------------------------+-------------+---------|
   |>> | IDE address is 340h            |     JP1     |  Open   |
   |---+--------------------------------+-------------+---------|
   |   | IDE address is 140h            |     JP1     | Closed  |
   |---+--------------------------------+-------------+---------|
   |>> | SCSI parity check enabled      | JP5/pins 11 | Closed  |
   |   |                                |    & 12     |         |
   |---+--------------------------------+-------------+---------|
   |   | SCSI parity check disabled     | JP5/pins 11 |  Open   |
   |   |                                |    & 12     |         |
   |---+--------------------------------+-------------+---------|
   |>> | Factory configured - do not    | JP6/pins 1  | Closed  |
   |   | alter                          |     & 2     |         |
   |---+--------------------------------+-------------+---------|
   |>> | Factory configured - do not    | JP6/pins 3  |   N/A   |
   |   | alter                          |     & 4     |         |
   |---+--------------------------------+-------------+---------|
   |>> | SCSI disconnect/reselect       | JP6/pins 5  |  Open   |
   |   | enabled                        |     & 6     |         |
   |---+--------------------------------+-------------+---------|
   |   | SCSI disconnect/reselect       | JP6/pins 5  | Closed  |
   |   | disabled                       |     & 6     |         |
   |---+--------------------------------+-------------+---------|
   |>> | Synchronous Negotiation        | J6/pins 7 & |  Open   |
   |   | enabled                        |      8      |         |
   |---+--------------------------------+-------------+---------|
   |   | Synchronous Negotiation        | J6/pins 7 & | Closed  |
   |   | disabled                       |      8      |         |
   |---+--------------------------------+-------------+---------|
   |>> | Boot using INT 19 enabled      | JP6/pins 9  |  Open   |
   |   |                                |    & 10     |         |
   |---+--------------------------------+-------------+---------|
   |   | Boot-up using INT 19 disabled  | JP6/pins 9  | Closed  |
   |   |                                |    & 10     |         |
   |---+--------------------------------+-------------+---------|
   |>> | Floppy drive controller        |     JP7     |  Open   |
   |   | enabled                        |             |         |
   |---+--------------------------------+-------------+---------|
   |   | Floppy drive controller        |     JP7     | Closed  |
   |   | disabled                       |             |         |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                   BIOS ADDRESS SELECTION                   |
   |------------------------------------------------------------|
   |   Address   | J4/pins 1 & 2 | J4/pins 3 & 4 | J4/pins 5 &  |
   |             |               |               |      6       |
   |-------------+---------------+---------------+--------------|
   |   | C8000h  |     Open      |    Closed     |    Closed    |
   |---+---------+---------------+---------------+--------------|
   |   | CC000h  |    Closed     |     Open      |     Open     |
   |---+---------+---------------+---------------+--------------|
   |   | D0000h  |    Closed     |     Open      |    Closed    |
   |---+---------+---------------+---------------+--------------|
   |   | D4000h  |    Closed     |    Closed     |     Open     |
   |---+---------+---------------+---------------+--------------|
   |>> | D8000h  |    Closed     |    Closed     |    Closed    |
   |---+---------+---------------+---------------+--------------|
   |   | Disable |     Open      |     Open      |     Open     |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                    INTERRUPT SELECTION                     |
   |------------------------------------------------------------|
   |       IRQ        |   J5/pins 7 & 8    |   J5/pins 9 & 10   |
   |------------------+--------------------+--------------------|
   |   |      9       |       Closed       |       Closed       |
   |---+--------------+--------------------+--------------------|
   |   |      10      |        Open        |       Closed       |
   |---+--------------+--------------------+--------------------|
   |>> |      11      |       Closed       |        Open        |
   |---+--------------+--------------------+--------------------|
   |   |      12      |        Open        |        Open        |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                     SCSI ID SELECTION                      |
   |------------------------------------------------------------|
   |  SCSI ID   | J5/pins 1 & 2 | J5/pins 3 & 4 | J5/pins 5 & 6 |
   |------------+---------------+---------------+---------------|
   |    |   0   |    Closed     |    Closed     |    Closed     |
   |----+-------+---------------+---------------+---------------|
   |    |   1   |     Open      |    Closed     |    Closed     |
   |----+-------+---------------+---------------+---------------|
   |    |   2   |    Closed     |     Open      |    Closed     |
   |----+-------+---------------+---------------+---------------|
   |    |   3   |     Open      |     Open      |    Closed     |
   |----+-------+---------------+---------------+---------------|
   |    |   4   |    Closed     |    Closed     |     Open      |
   |----+-------+---------------+---------------+---------------|
   |    |   5   |     Open      |    Closed     |     Open      |
   |----+-------+---------------+---------------+---------------|
   |    |   6   |    Closed     |     Open      |     Open      |
   |----+-------+---------------+---------------+---------------|
   |>>  |   7   |     Open      |     Open      |     Open      |
   +------------------------------------------------------------+