KOUWELL ELECTRONICS CORPORATION
===============================

   KW-556B

   +------------------------------------------------------------+
   |------------------------------------------------------------|
   | 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/I-L/20390-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   |                   Function                    |  Location  |
   |-----------------------------------------------+------------|
   | 34-pin control cable connector - floppy drive |     J1     |
   |-----------------------------------------------+------------|
   | 15-pin game port - internal                   |     J2     |
   |-----------------------------------------------+------------|
   | 10-pin serial port (COM2/3/4) - internal      |     J3     |
   |-----------------------------------------------+------------|
   | 40-pin IDE(AT) Interface connector            |     J4     |
   |-----------------------------------------------+------------|
   | 10-pin serial port (COM1/3/4) - external      |     J5     |
   |-----------------------------------------------+------------|
   | 25-pin parallel port (LPT1/2/3) - external    |     J6     |
   |-----------------------------------------------+------------|
   | 2-pin connector - Drive active LED            |    JP1     |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 USER CONFIGURABLE SETTINGS                 |
   |------------------------------------------------------------|
   |              Function              | Location |  Setting   |
   |------------------------------------+----------+------------|
   |>> | Parallel Port interrupt        |   JP21   | pins 2 & 3 |
   |   | request IRQ7 enabled           |          |   closed   |
   |---+--------------------------------+----------+------------|
   |   | Parallel Port interrupt        |   JP21   | pins 1 & 2 |
   |   | request IRQ5 enabled           |          |   closed   |
   |---+--------------------------------+----------+------------|
   |>> | Hard drive enabled             | JP2, JP3 |   closed   |
   |---+--------------------------------+----------+------------|
   |   | Hard drive disabled            | JP2, JP3 |    open    |
   +------------------------------------------------------------+

   +-------------------------------------------------------------+
   |                  SERIAL PORT CONFIGURATION                  |
   |-------------------------------------------------------------|
   |  Port 1  | Port 2 | JP4  | JP5  | JP6  | JP7  | JP8  | JP9  |
   |   (J5)   |  (J3)  |      |      |      |      |      |      |
   |----------+--------+------+------+------+------+------+------|
   |>>|  COM1  |  COM2  | Open | Open | Open | Open | Open | Open |
   |-+--------+--------+------+------+------+------+------+------|
   | |  COM1  |  COM3  |Closed| Open |Closed| Open | Open |Closed|
   |-+--------+--------+------+------+------+------+------+------|
   | |  COM1  |  COM4  | Open |Closed| Open | Open | Open |Closed|
   |-+--------+--------+------+------+------+------+------+------|
   | |  COM1  |Disabled| Open | Open | Open | Open | Open |Closed|
   |-+--------+--------+------+------+------+------+------+------|
   | |Disabled|  COM2  | Open | Open | Open | Open |Closed| Open |
   |-+--------+--------+------+------+------+------+------+------|
   | |  COM3  |  COM2  |Closed| Open | Open | Open |Closed| Open |
   |-+--------+--------+------+------+------+------+------+------|
   | |  COM3  |  COM4  |Closed|Closed| Open | Open |Closed|Closed|
   |-+--------+--------+------+------+------+------+------+------|
   | |  COM3  |Disabled|Closed| Open | Open | Open |Closed|Closed|
   |-+--------+--------+------+------+------+------+------+------|
   | |Disabled|  COM4  | Open |Closed| Open | Open |Closed|Closed|
   |-+--------+--------+------+------+------+------+------+------|
   | |  COM4  |  COM2  | Open |Closed| Open |Closed|Closed| Open |
   |-+--------+--------+------+------+------+------+------+------|
   | |Disabled|Disabled| Open | Open | Open | Open |Closed|Closed|
   +-------------------------------------------------------------+

   +------------------------------------------------------------+
   |                SERIAL PORT INTERRUPT SELECT                |
   |------------------------------------------------------------|
   |   Port 1   |  Port 2   |  JP13  |  JP14  |  JP15  |  JP16  |
   |    (J5)    |   (J3)    |        |        |        |        |
   |------------+-----------+--------+--------+--------+--------|
   |>>  | IRQ4  |   IRQ4    | Pins 1 | Pins 2 | Pins 1 | Pins 1 |
   |    |       |           |  & 2   |  & 3   |  & 2   |  & 2   |
   |----+-------+-----------+--------+--------+--------+--------|
   |    | IRQ3  |   IRQ3    | Pins 1 | Pins 1 | Pins 2 | Pins 1 |
   |    |       |           |  & 2   |  & 2   |  & 3   |  & 2   |
   |----+-------+-----------+--------+--------+--------+--------|
   |    | IRQ5  |   IRQ5    | Pins 2 | Pins 1 | Pins 1 | Pins 1 |
   |    |       |           |  & 3   |  & 2   |  & 2   |  & 2   |
   |----+-------+-----------+--------+--------+--------+--------|
   |    | IRQ9  |   IRQ9    | Pins 1 | Pins 1 | Pins 1 | Pins 2 |
   |    |       |           |  & 2   |  & 2   |  & 2   |  & 3   |
   |------------------------------------------------------------|
   | Note:Pins designated should be in the closed position.     |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                PARALLEL PORT CONFIGURATION                 |
   |------------------------------------------------------------|
   |      LPT       |        JP17         |        JP18         |
   |----------------+---------------------+---------------------|
   |>> |     1      |  Pins 1 & 2 closed  |  Pins 2 & 3 closed  |
   |---+------------+---------------------+---------------------|
   |   |     2      |  Pins 2 & 3 closed  |  Pins 2 & 3 closed  |
   |---+------------+---------------------+---------------------|
   |   |     3      |  Pins 2 & 3 closed  |  Pins 1 & 2 closed  |
   |---+------------+---------------------+---------------------|
   |   |  Disabled  |  Pins 1 & 2 closed  |  Pins 1 & 2 closed  |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |            FLOPPY DRIVE INTERFACE CONFIGURATION            |
   |------------------------------------------------------------|
   | Floppy Drive |    Support 2nd    |    JP19    |    JP20    |
   |              |      Floppy       |            |            |
   |--------------+-------------------+------------+------------|
   |>> | Enabled  |      Enabled      | Pins 2 & 3 | Pins 2 & 3 |
   |   |          |                   |   closed   |   closed   |
   |---+----------+-------------------+------------+------------|
   |   | Disabled |     Disabled      | Pins 2 & 3 | Pins 1 & 2 |
   |   |          |                   |    open    |   closed   |
   +------------------------------------------------------------+