UNIDENTIFIED
============

   SUN-5241

   +------------------------------------------------------------+
   |------------------------------------------------------------|
   | Data bus:         | 16-bit, ISA                            |
   |-------------------+----------------------------------------|
   | Size:             | Half-length, full-height card          |
   |-------------------+----------------------------------------|
   | Hard drive        | Two IDE (AT) interface drives          |
   | supported:        |                                        |
   |-------------------+----------------------------------------|
   | Floppy drives     | Two 360KB, 720KB, 1.2MB, or 1.44MB     |
   | supported:        | drives                                 |
   +------------------------------------------------------------+

<gopher://bitreich.org/I/th99/c/U-Z/20652-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   |                   Function                    |  Location  |
   |-----------------------------------------------+------------|
   | 34-pin control cable connector - floppy drive |    CN1     |
   |-----------------------------------------------+------------|
   | 40-pin IDE (AT) Interface connector           |    CN2     |
   |-----------------------------------------------+------------|
   | Game port                                     |    CN3     |
   |-----------------------------------------------+------------|
   | 10-pin serial port 2 - internal               |    CN4     |
   |-----------------------------------------------+------------|
   | Game port                                     |    CN5     |
   |-----------------------------------------------+------------|
   | 9-pin serial port 1 - external                |    CN6     |
   |-----------------------------------------------+------------|
   | 2-pin connector - drive active LED            |    JP1     |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 USER CONFIGURABLE SETTINGS                 |
   |------------------------------------------------------------|
   |              Function               |  Location  | Setting |
   |-------------------------------------+------------+---------|
   |>> | Single speed floppy drive       |    JP2     |  Open   |
   |   | installed                       |            |         |
   |---+---------------------------------+------------+---------|
   |   | Dual speed floppy drive         |    JP2     | Closed  |
   |   | installed                       |            |         |
   |---+---------------------------------+------------+---------|
   |>> | IDE I/O Channel Ready signal    |    JP3     |  Open   |
   |   | disabled                        |            |         |
   |---+---------------------------------+------------+---------|
   |   | IDE I/O Channel Ready signal    |    JP3     | Closed  |
   |   | enabled                         |            |         |
   |---+---------------------------------+------------+---------|
   |>> | Factory configured - do not     | JP5/Jumper |   N/A   |
   |   | alter                           |     B      |         |
   |---+---------------------------------+------------+---------|
   |>> | Factory configured - do not     | JP5/Jumper |   N/A   |
   |   | alter                           |     C      |         |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                        FLOPPY DRIVE                        |
   |------------------------------------------------------------|
   |       Setting        |        JP4         |      JP8       |
   |----------------------+--------------------+----------------|
   |>> |     Enabled      | Pins 2 & 3 closed  |     Closed     |
   |---+------------------+--------------------+----------------|
   |   |     Disabled     | Pins 1 & 2 closed  |      Open      |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |             SERIAL PORT 1 CONFIGURATION - JP6              |
   |------------------------------------------------------------|
   |       COM        |  Jumper C   |  Jumper D   |  Jumper E   |
   |------------------+-------------+-------------+-------------|
   |>> |     COM1     |   Closed    |    Open     |    Open     |
   |---+--------------+-------------+-------------+-------------|
   |   |     COM2     |    Open     |   Closed    |    Open     |
   |---+--------------+-------------+-------------+-------------|
   |   |   Disabled   |    Open     |    Open     |   Closed    |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |             SERIAL PORT 2 CONFIGURATION - JP5              |
   |------------------------------------------------------------|
   |         COM          |     Jumper A     |     Jumper D     |
   |----------------------+------------------+------------------|
   |>> |       COM2       |       Open       |      Closed      |
   |---+------------------+------------------+------------------|
   |   |     Disabled     |      Closed      |       Open       |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |            SERIAL PORT 1 INTERRUPT SELECT - JP7            |
   |------------------------------------------------------------|
   |          IRQ           |    Jumper B     |    Jumper D     |
   |------------------------+-----------------+-----------------|
   |>>  |       IRQ4        |      Open       |     Closed      |
   |----+-------------------+-----------------+-----------------|
   |    |       IRQ3        |     Closed      |      Open       |
   |----+-------------------+-----------------+-----------------|
   |    |     Disabled      |      Open       |      Open       |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |            SERIAL PORT 2 INTERRUPT SELECT - JP7            |
   |------------------------------------------------------------|
   |          IRQ           |    Jumper A     |    Jumper C     |
   |------------------------+-----------------+-----------------|
   |>>  |       IRQ3        |      Open       |     Closed      |
   |----+-------------------+-----------------+-----------------|
   |    |       IRQ4        |     Closed      |      Open       |
   |----+-------------------+-----------------+-----------------|
   |    |     Disabled      |      Open       |      Open       |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |             PARALLEL PORT CONFIGURATION - JP6              |
   |------------------------------------------------------------|
   |         LPT          |     Jumper A     |     Jumper B     |
   |----------------------+------------------+------------------|
   |>> |       LPT1       |      Closed      |       Open       |
   |---+------------------+------------------+------------------|
   |   |       LPT2       |       Open       |      Closed      |
   |---+------------------+------------------+------------------|
   |   |     Disabled     |       Open       |       Open       |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |            PARALLEL PORT INTERRUPT SELECT - JP7            |
   |------------------------------------------------------------|
   |          IRQ           |    Jumper E     |    Jumper F     |
   |------------------------+-----------------+-----------------|
   |>>  |       IRQ7        |      Open       |     Closed      |
   |----+-------------------+-----------------+-----------------|
   |    |       IRQ5        |     Closed      |      Open       |
   |----+-------------------+-----------------+-----------------|
   |    |     Disabled      |      Open       |      Open       |
   +------------------------------------------------------------+