URI: 
  TEXT View Source
       
       # ACER OPEN
       
          S30 16-BIT AUDIO CARD
       
          Card Type     Sound card                                       
          Chipset       Unidentified                                     
          Controller    
          I/O Options   CD-ROM interface, CD-ROM audio, game/MIDI port,  
                        line in, microphone in, PC speaker in,           
                        speaker/line out, volume, wavetable              
          Maximum DRAM  N/A                                              
       
   IMG IMG 1
          
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          |      Purpose      | Location |     Purpose      | Location |
          |-------------------+----------+------------------+----------|
          | IDE CD-ROM        |   CN1    | Speaker/line out |    J1    |
          | interface         |          |                  |          |
          |-------------------+----------+------------------+----------|
          | CD-ROM audio in   |   CN2    | Line in          |    J2    |
          |-------------------+----------+------------------+----------|
          | Wavetable module  |   CN3    | Mic in           |    J3    |
          | connector         |          |                  |          |
          |-------------------+----------+------------------+----------|
          | Game/MIDI port    |   CN4    | Volume           |   VR1    |
          |-------------------+----------+------------------+----------|
          | PC speaker in     |   CN5    |                  |          |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 BASE I/O ADDRESS SELECTION                 |
          |------------------------------------------------------------|
          |      Address        |        BA0        |       BA1        |
          |---------------------+-------------------+------------------|
          | » |      220h       |      Closed       |      Closed      |
          |---+-----------------+-------------------+------------------|
          |   |      240h       |       Open        |      Closed      |
          |---+-----------------+-------------------+------------------|
          |   |      260h       |      Closed       |       Open       |
          |---+-----------------+-------------------+------------------|
          |   |      280h       |       Open        |       Open       |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 MPU-401 ADDRESS SELECTION                  |
          |------------------------------------------------------------|
          |            Address              |           MPUA           |
          |---------------------------------+--------------------------|
          | »    |           330h           |          Closed          |
          |------+--------------------------+--------------------------|
          |      |           300h           |           Open           |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                   MPU-401 CONFIGURATION                    |
          |------------------------------------------------------------|
          |            Setting              |           MPUE           |
          |---------------------------------+--------------------------|
          | » |           Enabled           |           Open           |
          |---+-----------------------------+--------------------------|
          |   |          Disabled           |          Closed          |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                  GAME PORT CONFIGURATION                   |
          |------------------------------------------------------------|
          |             Setting              |          JYEN           |
          |----------------------------------+-------------------------|
          | »  |           Enabled           |         Closed          |
          |----+-----------------------------+-------------------------|
          |    |          Disabled           |          Open           |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |               CD-ROM INTERFACE CONFIGURATION               |
          |------------------------------------------------------------|
          |        Setting         |       CD0       |       CD1       |
          |------------------------+-----------------+-----------------|
          | » |      Enabled       |     Closed      |     Closed      |
          |---+--------------------+-----------------+-----------------|
          |   |      Disabled      |      Open       |      Open       |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |            AUDIO OUTPUT AMPLIFIER CONFIGURATION            |
          |------------------------------------------------------------|
          |     Setting      |        J22         |        J23         |
          |------------------+--------------------+--------------------|
          |     Line out     | Pins 1 & 2 closed  | Pins 1 & 2 closed  |
          |------------------+--------------------+--------------------|
          |     Speaker      | Pins 2 & 3 closed  | Pins 2 & 3 closed  |
          +------------------------------------------------------------+