EVEREX SYSTEMS, INC.
====================

   EV-341

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

   Data bus: 16-bit, ISA

   Size: Full-length, full-height card

   Hard drives supported:  Two MFM ST506/412 drives

   Floppy drives supported: Two 360KB, 720KB, 1.2MB, or 1.44MB

<gopher://bitreich.org/I/th99/c/E-H/20099-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   |                   Function                   |  Location   |
   |----------------------------------------------+-------------|
   | 34-pin control cable connector-hard drive    |     J1      |
   |----------------------------------------------+-------------|
   | 20-pin data cable connector-drive 0          |     J2      |
   |----------------------------------------------+-------------|
   | 20-pin data cable connector-drive 1          |     J3      |
   |----------------------------------------------+-------------|
   | 34-pin control cable connector-floppy drive  |     J4      |
   |----------------------------------------------+-------------|
   | 4-pin connector-drive active LED             |     J5      |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 USER CONFIGURABLE SETTINGS                 |
   |------------------------------------------------------------|
   |            Function             |  Location   |  Setting   |
   |---------------------------------+-------------+------------|
   |>> | Hard drive port address is  | W1/jumper 1 |    open    |
   |   | 1F0-1F7h                    |             |            |
   |---+-----------------------------+-------------+------------|
   |   | Hard drive port address is  | W1/jumper 1 |   closed   |
   |   | 170-177h                    |             |            |
   |---+-----------------------------+-------------+------------|
   |>> | Floppy drive port address   | W1/jumper 2 |    open    |
   |   | is 3F2-3F7h                 |             |            |
   |---+-----------------------------+-------------+------------|
   |   | Floppy drive port address   | W1/jumper 2 |   closed   |
   |   | is 372-377h                 |             |            |
   |---+-----------------------------+-------------+------------|
   |>> | Floppy drive enabled on DOS | W1/jumper 3 |    open    |
   |   | system                      |             |            |
   |---+-----------------------------+-------------+------------|
   |   | Floppy drive disabled on    | W1/jumper 3 |   closed   |
   |   | DOS system                  |             |            |
   |   |                             |     W3      |            |
   |---+-----------------------------+-------------+------------|
   |>> | Floppy drive enabled on     |     W2      | pins 1 & 2 |
   |   | OS/2 system                 |             |   closed   |
   |---+-----------------------------+-------------+------------|
   |   | Floppy drive disabled on    |     W2      | pins 2 & 3 |
   |   | OS/2 system                 |             |   closed   |
   |---+-----------------------------+-------------+------------|
   |>> | Factory configured - do not |     W4      | pins 1 & 2 |
   |   | alter                       |             |   closed   |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |               MISCELLANEOUS TECHNICAL NOTES                |
   |------------------------------------------------------------|
   |  The EV-341 comes standard with 128KB of cache memory. To  |
   |   upgrade to 512KB, populate the DRAM banks with 256Kx4    |
   |                        100ns DRAMs.                        |
   +------------------------------------------------------------+