UNIDENTIFIED

SOUND ZAPPER

Card Type                Sound card
Chipset Controller       Unidentified
I/O Options              Game/MIDI port, line in, microphone in, speaker
                         out, volume
Maximum DRAM             N/A

[Image]

                            CONNECTIONS

        Purpose          Location         Purpose          Location

  Game/MIDI port           CN1      Speaker out              J3

  Line in                  J1       Volume                   VR1

  Mic in                   J2

                        BASE I/O ADDRESS SELECTION

          Address                   JP2/A                   JP2/B

  »          220h                  Closed                   Open

             240h                   Open                   Closed

                            INTERRUPT SELECTION

      IRQ          JP4/A          JP4/B          JP4/C          JP4/D

  »      7          Open          Open           Open          Closed

         2         Closed         Open           Open           Open

         3          Open         Closed          Open           Open

         5          Open          Open          Closed          Open

                           DMA CHANNEL SELECTION

    Channel         JP3/A          JP3/B         JP5/A          JP5/B

  »       1         Closed         Open          Closed          Open

          3          Open         Closed          Open          Closed

                       FM SYNTHESIZER CONFIGURATION

                 Setting                                 JP6

  »    Standard 11-voice FM synthesizer           Pins 1 & 2 closed

        Upgrade 22-voice FM synthesizer           Pins 2 & 3 closed

                          GAME PORT CONFIGURATION

                 Setting                                JP1

  »                Enabled                            Closed

                  Disabled                             Open