AZTECH LABS, INC.

SOUND GALAXY NX PRO 16

Card Type                 Sound
Chipset Controller        Unidentified
I/O Options               CD-ROM interface (2), CD Audio in, game/MIDI
                          port, Line in, Speaker out Microphone jack, Wave
                          table synthesis interface, Volume control
Maximum DRAM              N/A

[Image]

                                CONNECTIONS

      Purpose           Location           Purpose           Location

  SCSI extension           CN1         Speaker out              CN7
  board

  Mitsumi CD-ROM           CN2         Multimedia PC            CN8
                                       speaker

  Panasonic CD-ROM         CN3         Game/MIDI port           CN9

  CD audio in              CN4         Wave table              CN10
                                       interface

  Line in                  CN5         Volume                   SW1

  Microphone               CN6

                              AUDIO LINE OUT

          Amplifier                   JP2                    JP3

  »         Internal           Pins 1 & 2 closed      Pins 1 & 2 closed

            External           Pins 2 & 3 closed      Pins 2 & 3 closed

                       MICROPHONE TYPE

        Type                 JX1                  JX2

      Condenser        Pins 1 & 2 closed   Pins 1 & 2 closed

       Carbon          Pins 2 & 3 closed   Pins 2 & 3 closed

                          FACTORY DEFAULT SETTING

                 Setting                                JX3

  »            Normal operation                         Open

      Reset hardware settings to factory               Closed
                   defaults

  MITSUMI CD-ROM INTERRUPT

   IRQ      IRQ12    IRQ15

  IRQ12     Closed    Open

  IRQ15     Open     Closed

                         PC SPEAKER AMPLIFICATION

                  Setting                                 J1

  »            Low amplification                         Open

               High amplification                       Closed

                           VIRTUAL PARALLEL PORT

           Setting                     J4                     J5

  »          Enabled                 Closed                 Closed

             Disabled                 Open                   Open

  Note: Address of virtual parallel port is 278h

                      WAVE TABLE ADDRESS

       Address                J6                   J7

        530h           Pins 1 & 2 closed   Pins 1 & 2 closed

        E80h           Pins 1 & 2 closed   Pins 2 & 3 closed

        F40h           Pins 2 & 3 closed   Pins 1 & 2 closed

        604h           Pins 2 & 3 closed   Pins 2 & 3 closed