AZTECH LABS, INC.

SC16

Card Type                 Sound card
Chip Set                  Aztech
I/O Options               CD-ROM interface, game/MIDI port, audio line in,
                          microphone, speaker
Data Bus                  16-bit ISA
Card Size                 Half-length, full-height card

[Image]

                                CONNECTIONS

         Function             Label            Function            Label

  Mitsumi CD-ROM interface     CN1     Speaker out                  CN6

  Sony CD-ROM interface        CN2     Game/MIDI port               CN7

  Audio in - CD-ROM            CN3     PC speaker connector         CN8
  connector

  Audio line in                CN4     Speaker out connector -     SPK1
                                       internal

  Microphone in                CN5

                        USER CONFIGURABLE SETTINGS

                   Function                      Label        Position

  »   Low amplification on PC speaker             J1            Open

      High amplification on PC speaker            J1           Closed

  »   Condenser microphone                        JX1        Pins 1 & 2
                                                               closed

      Carbon microphone                           JX1        Pins 2 & 3
                                                               closed

  »   Game port enabled                           J7         Pins 1 & 2
                                                               closed

      Game port disabled                          J7         Pins 2 & 3
                                                               closed

  »   Sound blaster address 220h                  J8         Pins 1 & 2
                                                               closed

      Sound blaster address 240h                  J8         Pins 2 & 3
                                                               closed

                        CODEC I/O ADDRESS SELECTION

         Address                     J3                      J4

  »          534h            Pins 2 & 3 closed        Pins 2 & 3 closed

             608h            Pins 1 & 2 closed        Pins 2 & 3 closed

             E84h            Pins 2 & 3 closed        Pins 1 & 2 closed

             F44h            Pins 1 & 2 closed        Pins 1 & 2 closed

                       CD-ROM I/O ADDRESS SELECTION

         Address                     J5                      J6

  »          300h            Pins 2 & 3 closed        Pins 2 & 3 closed

             310h            Pins 1 & 2 closed        Pins 2 & 3 closed

             320h            Pins 2 & 3 closed        Pins 1 & 2 closed

             330h            Pins 1 & 2 closed        Pins 1 & 2 closed

                     SOUND BLASTER INTERRUPT SELECTION

      IRQ           JP2/E         JP2/F          JP2/G          JP2/H

         2         Closed          Open           Open           Open

         3          Open          Closed          Open           Open

         5          Open           Open          Closed          Open

  »      7          Open           Open           Open          Closed

                        CODEC DMA CHANNEL SELECTION

  Channel     JP1/G     JP1/H      JP1/I     JP1/J     JP1/K      JP1/L

  »    0     Closed      Open      Open     Closed      Open       Open

       1      Open      Closed     Open      Open      Closed      Open

       3      Open       Open     Closed     Open       Open      Closed

                       CD-ROM DMA CHANNEL SELECTION

    Channel       JP1/A     JP1/B    JP1/C     JP1/D     JP1/E     JP1/F

         0       Closed     Open      Open     Closed    Open      Open

         1        Open     Closed     Open      Open    Closed     Open

         3        Open      Open     Closed     Open     Open     Closed

  »   Disabled    Open      Open      Open      Open     Open      Open

                        CD-ROM INTERRUPT SELECTION

           IRQ                 JP1/M           JP1/N            JP1/O

              11              Closed            Open            Open

              12               Open            Closed           Open

              15               Open             Open           Closed

  »     (IRQ not used)         Open             Open            Open

                          CO INTERRUPT SELECTION

      IRQ          JP2/A          JP2/B          JP2/C          JP2/D

         3         Closed          Open          Open           Open

         5          Open          Closed         Open           Open

         7          Open           Open         Closed          Open

  »      10         Open           Open          Open          Closed