LABWAY CORPORATION
==================

   LABSOUND #500

   Card Type       Sound card                                     
   Chip Set        Yamaha OPL3                                    
   Maximum Onboard Unidentified                                   
   Memory          
   I/O Options     Audio in - CD-ROM (2), wavetable, game/MIDI,   
                   IDE CD-ROM interface, PC speaker, microphone   
                   in, line in, speaker out, volume control       
   Data Bus        16-bit ISA                                     
   Card Size       Half-length, full-height card                  

<gopher://bitreich.org/I/th99/i/I-L/55234-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   |        Function        | Label |     Function      | Label |
   |------------------------+-------+-------------------+-------|
   | IDE CD-ROM interface   |  CN1  | Microphone in     |  J7   |
   |------------------------+-------+-------------------+-------|
   | Wavetable connector    |  CN2  | Line in           |  J8   |
   |------------------------+-------+-------------------+-------|
   | Game/MIDI port         |  CN3  | Speaker out       |  J9   |
   |------------------------+-------+-------------------+-------|
   | Audio in - CD-ROM      |  J1   | Volume control    |  VR1  |
   |------------------------+-------+-------------------+-------|
   | PC speaker             |  J6   |                   |       |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                USER CONFIGURATION SETTINGS                 |
   |------------------------------------------------------------|
   |         Function         |  Label   |       Position       |
   |--------------------------+----------+----------------------|
   |>> | Audio enable         |   JP6    |  Pins 1 & 2 closed   |
   |---+----------------------+----------+----------------------|
   |   | Audio disable        |   JP6    |  Pins 2 & 3 closed   |
   |---+----------------------+----------+----------------------|
   |>> | Joystick enable      |   JP7    |  Pins 1 & 2 closed   |
   |---+----------------------+----------+----------------------|
   |   | Joystick disable     |   JP7    |  Pins 2 & 3 closed   |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                   DMA CHANNEL SELECTION                    |
   |------------------------------------------------------------|
   |            DMA             |              JP3              |
   |----------------------------+-------------------------------|
   |   |           0            |   Pins 1 & 2, 5 & 6 closed    |
   |---+------------------------+-------------------------------|
   |>> |           1            |   Pins 2 & 3, 4 & 5 closed    |
   |---+------------------------+-------------------------------|
   |   |           3            |   Pins 1 & 2, 4 & 5 closed    |
   |---+------------------------+-------------------------------|
   |   |          None          |   Pins 2 & 3, 5 & 6 closed    |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |              AUDIO I/O PORT ADDRESS SELECTION              |
   |------------------------------------------------------------|
   |          Address          |              JP4               |
   |---------------------------+--------------------------------|
   |>> |          22X          |    Pins 2 & 3, 5 & 6 closed    |
   |---+-----------------------+--------------------------------|
   |   |          23X          |    Pins 1 & 2, 5 & 6 closed    |
   |---+-----------------------+--------------------------------|
   |   |          24X          |    Pins 2 & 3, 4 & 5 closed    |
   |---+-----------------------+--------------------------------|
   |   |          25X          |    Pins 1 & 2, 5 & 6 closed    |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 AUDIO INTERRUPT SELECTION                  |
   |------------------------------------------------------------|
   |            IRQ            |              JP5               |
   |---------------------------+--------------------------------|
   |             5             |    Pins 1 & 2, 5 & 6 closed    |
   |---------------------------+--------------------------------|
   |             7             |    Pins 2 & 3, 4 & 5 closed    |
   |---------------------------+--------------------------------|
   |             9             |    Pins 2 & 3, 5 & 6 closed    |
   |---------------------------+--------------------------------|
   |            10             |    Pins 1 & 2, 4 & 5 closed    |
   +------------------------------------------------------------+