
REVEAL COMPUTER PRODUCTS

SC300 PRO

Card Type                 Sound card
Chip Set                  Unidentified
Maximum Onboard Memory    None
I/O Options               Line in, microphone in, volume control, speaker
                          out, game/MIDI port, audio in - CD-ROM, CD-ROM
                          interfaces (2), PC speaker - internal, multimedia
                          audio connector
Data Bus                  16-bit ISA

[Image]

                                CONNECTIONS

         Function            Label             Function            Label

  Line in                     CN1     Audio in - CD-ROM             CN6

  Microphone in               CN2     CD-ROM interface              CN7
                                      (Panasonic)

  Volume control              CN3     CD-ROM interface (Mitsumi)    CN8

  Speaker out                 CN4     PC speaker - internal          J4

  Game/MIDI port              CN5     Multimedia audio connector    MPC

                        USER CONFIGURABLE SETTINGS

                    Function                      Label      Position

  Speaker enabled                                  J5         Closed

  Speaker disabled                                 J5          Open

  Programmable EEPROM enabled                     JX3         Closed

  Programmable EEPROM disabled                    JX3          Open

  VIRTUAL PARALLEL PORT SELECTION

  Setting        J1         J2

  Enabled      Closed     Closed

  Disabled      Open       Open

             MITSUMI INTERRUPT SELECTION

       IRQ          JP1/pins 1 & 2   JP1/pins 3 & 4

        11              Open             Closed

        12             Closed             Open

                     MICROPHONE SELECTION

       Setting               JX1                  JX2

      Condenser        Pins 1 & 2 closed   Pins 1 & 2 closed

       Carbon          Pins 2 & 3 closed   Pins 2 & 3 closed

