AZTECH LABS, INC.

SOUND GALAXY NXII EXTRA

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

[Image]

                                CONNECTIONS

      Purpose           Location           Purpose           Location

  Mitsumi CD-ROM          CN1         Speaker out               CN6

  Panasonic CD-ROM        CN2         Multimedia PC             CN7
                                      speaker out

  CD Audio in             CN3         Game/MIDI port            CN8

  Line in                 CN4         PC speaker in             CN9

  Microphone              CN5         Volume                    SW1

                         MITSUMI CD-ROM INTERRUPT

        IRQ               IRQ/A             IRQ/B             IRQ/C

  »        11             Open              Open              Closed

           12             Open             Closed              Open

           15            Closed             Open               Open

                         PC SPEAKER AMPLIFICATION

                Setting                                J1

  »                 Low                               Open

                   High                              Closed

                           VIRTUAL PARALLEL PORT

           Setting                     J4                     J5

  »          Enable                  Closed                 Closed

             Disable                  Open                   Open

  Note: Address of virtual parallel port is 278h

                                  EEPROM

                Setting                                 JX1

  »                Enabled                       Pins 1 & 2 closed

                  Disabled                       Pins 2 & 3 closed