             OPTi 82C924 AUDIO DEVICE CONFIGURATION HELP MENU





1.  KEYBOARD FUNCTION ASSIGNMENTS



    The following are the keys and their function descriptions:    



    [F3]            Exit to DOS, all changes are discarded.

    [TAB]           Move to Option.

    [ENTER]         Accept Button. 

                    Open Combo Box for selecting options,

                    Accept options from combo Box.

    []            Select Options within Combo box

    		





2.  BUTTON FUNCTION DESCRIPTIONS



    A button can be activated by either a mouse, keyboard [ENTER] or

    ALT+button's hotkey.

		  

    The following are the BUTTON names and their function 

    descriptions:



    HELP            Brings up this help page.



    ACCEPT          Accept the current chosen options and exit.

                    The program checks for hardware conflicts. 

                    If conflict exists, a warning window will show.

                    The program updates the sound configuration and

                    system files: SOUND16.CFG, CDROM.CFG, CONFIG.SYS

                    AUTOEXEC.BAT, SYSTEM.INI, before exiting to DOS.



    SOUND TEST      Brings up the Sound Test Window.

                    The Sound Test Window allows the following

                    tests with the chosen hardware settings:

                        8-Bit Sound Test  (Test SB Pro settings)

                        16-Bit Sound Test (Test WSS settings)

                        FM Music Test



    VOLUME          Brings up the Volume Control Window.

                    The Volume Control Window allows the following

                    volume adjustments:

                        Master Volume

                        Voice Volume

                        FM Music Volume

                        CD Audio Volume



    MODEM           Brings up the Modem Configuration Window.

                    The MODEM Configuration Window allows the

                    following MODEM configurations:

                        I/O Address

                        Interrupt

                    Note: This option is not selectable if

                          your sound card doesn't support a 

                          modem interface (MODEM=NO specified

                          in DISK1)



    CHANGE OPTIONS  Brings up the CD-ROM Configuration Window.

                    The CD-ROM Configuration Window allows the

                    following CD-ROM configurations:

                        CD-ROM Drive Type

                        MSCDEX selection

                        I/O Address

                        Interrupt

                        DMA Channel

                    Note: This option is not selectable if

                          your sound card doesn't support a 

                          CD-ROM interface (CDROM=NO specified

                          in DISK1)





3.  COMBO BOX FUNCTION AND HARDWARE CONFIGURATION DESCRIPTIONS



    A combo box can be activated by a mouse, or a keyboard [ENTER].

    When activated, a list box with options is opened for selecions.



    The following are the descriptions for each sound card's hardware 

    section and its options: 



    -------------------------

    Sound Card Mode Selection             

    -------------------------



    Current Mode    your sound card can operate in one 

                    of the following 2 operation modes:



                    [Sound Blaster Pro] or 

                    [Windows Sound System] Mode



                    Select [Sound Blaster Pro] mode to enable

                    your sound card to play Sound Blaster 

                    compatible DOS games. (Default)



                    Selecting [Windows Sound System] mode will

                    switch your sound card into the mode to 

                    play those DOS games or utilities written

                    for Microsoft WSS compatible sound cards.



                    The selected mode becomes the current mode

                    upon exiting.



    -----------------

    Sound Blaster Pro (for SB Pro Mode Only)

    -----------------



    I/O Port        SB Pro I/O Port selections:

                      *220, 240

    IRQ             SB Pro Interrpt Address selections:

                      *5, 7, 10

    DMA             SB Pro DMA Channel selections:

                      *1, 0, 3



    Note: 8-bit Sound Test in the Sound Test Window can be used to 

          test Sound Blaster Pro Mode regardless of what the Current 

          Mode setting is.



    --------------------

    Windows Sound System (for WSS Mode Only)

    --------------------



    I/O Port        WSS I/O Port selections:

                      *530, E80, F40, 604

    IRQ             WSS Interrpt Address selections:

                      *11, 7, 9, 10, 5

    DMA             WSS DMA Channel selections:

                      *0, 1, 3, 0/1, 1/0, 3/0 



    There are 2 modes for DMA selections:



    [Single DMA]: uses a single DMA channel 

                  for DMA playback and capture.



    [Dual DMA]:   Allows to playback and record

                  at the same time.

                  0/1, 1/0, 3/0 are the Dual DMA 

                  selections. The first one is

                  for Playback. 2nd: recording.



    Note: 16-bit Sound Test in the Sound Test Window can be used to 

          test Windows Sound System Mode regardless of what the 

          Current Mode setting is. 



    ----------------

    MPU401 Interface

    ----------------



    MPU401 is the industrial standard interface

    for MIDI (Music) devices such as keyboards

    and some Wave Table Synthesizer devices.



    Interface       External MIDI enable or disable selections:

                      *ON, OFF

    I/O Port        External MIDI I/O Port selections:

                      *330, 300, 320

    IRQ             External MIDI Interrupt Address selections:

                      *9, 5, 7



    ----------------

    CD-ROM Interface

    ----------------



    Your sound card also could be used as a

    CD-ROM interface card to hook up to SONY,

    MITSUMI, PANASONIC and IDE compatible 

    CD-ROM drives.



    CD Type         CD-ROM selected drive type.

                    *NONE or CD-ROM drive types...

    I/O Port        ** CD-ROM selected I/O port.

    IRQ             ** CD-ROM selected Interrupt Address.

    DMA             ** CD-ROM selected DMA Channel.

    CHANGE OPTIONS  Brings up CD-ROM configuration menu.       





    ------------------

    Additional Options

    ------------------



    Game Port       Game Port enable and disable selections:

                      *Enable, Disabled

    Input           Audio Input Source selections:

                      *MIC, Line (Line In jack)





     * default Configuation

    ** CD-ROM type dependent

