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       # AZTECH LABS, INC.
       
          SOUND GALAXY PRO 16 EXTRA
       
          Card Type    Sound                                             
          Chipset      Unidentified                                      
          Controller   
          I/O Options  CD-ROM interface (2), SCSI expansion board, CD    
                       Audio in, game/MIDI port, Line in, Speaker out,   
                       Multimedia PC speaker out, PC speaker in,         
                       Microphone jack, Wave table interface             
          Maximum DRAM N/A                                               
       
           
       
   IMG IMG 1
          
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          |      Purpose      | Location |     Purpose      | Location |
          |-------------------+----------+------------------+----------|
          | Wave table        |   CN1    | Speaker out      |   CN7    |
          | interface         |          |                  |          |
          |-------------------+----------+------------------+----------|
          | PC speaker in     |   CN2    | Game/MIDI port   |   CN8    |
          |-------------------+----------+------------------+----------|
          | CD audio in       |   CN3    | Panasonic CD-ROM |   CN9    |
          |-------------------+----------+------------------+----------|
          | Line in           |   CN4    | Mitsumi/Aztech   |   CN10   |
          |                   |          | CD-ROM           |          |
          |-------------------+----------+------------------+----------|
          | Microphone        |   CN5    | SCSI extension   |   CN11   |
          |                   |          | board            |          |
          |-------------------+----------+------------------+----------|
          | Multimedia PC     |   CN6    |                  |          |
          | speaker out       |          |                  |          |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                          LINE OUT                          |
          |------------------------------------------------------------|
          |             Setting              |     J3     |     J4     |
          |----------------------------------+------------+------------|
          | » |     Headphones/external      | Pins 2 & 3 | Pins 2 & 3 |
          |   |          amplifier           |   closed   |   closed   |
          |---+------------------------------+------------+------------|
          |   |      4 or 8 W Speakers       | Pins 1 & 2 | Pins 1 & 2 |
          |   |                              |   closed   |   closed   |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                      MICROPHONE TYPE                       |
          |------------------------------------------------------------|
          |       Type       |        JX1         |        JX2         |
          |------------------+--------------------+--------------------|
          | » |  Condenser   | Pins 1 & 2 closed  | Pins 1 & 2 closed  |
          |---+--------------+--------------------+--------------------|
          |   |    Carbon    | Pins 2 & 3 closed  | Pins 2 & 3 closed  |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                           EEPROM                           |
          |------------------------------------------------------------|
          |          Setting           |              J5               |
          |----------------------------+-------------------------------|
          | » |        Enabled         |       Pins 1 & 2 closed       |
          |---+------------------------+-------------------------------|
          |   |        Disabled        |       Pins 2 & 3 closed       |
          +------------------------------------------------------------+