                Avance Logic AC'97 Sound System Software        ver: A2.81
                        Installation and Setup


Driver & Application Installation/Removal Procedure For Avance AC'97 Codec:
=================================================================================

<<< For Win98/Win2000/WinME (WDM driver) >>>

---------------------------------------
Setup Driver/Application at first time:
---------------------------------------

Step 1. Before installing the Avance AC'97 Drivers & Applications, Press the
        [Cancel] button if Windows detect the PCI Multimedia Audio device. 
          
Step 2. Insert the "Avance AC'97 Drivers & Applications" CD into the CD-ROM 
        drive and run the setup.exe program to finish the installation. 

Step 3. Click on [Next/OK/Go] to continue the procedure. If the Windows popup 
        "Digital Signature Not Found" message, press [Yes] to continue the 
        installation.
        
Step 4. Finally, select to restart the system and press [Finish] to complete
        the installation.  

        The system will reload the drivers and do some adjustments in the INF
        file if so required.

--------------------------
Update Driver/Application:
--------------------------

Step 1. Follow Step 2,3,4 described in [Setup at first time] above to complete
        the procedure.

--------------------------
Remove Driver/Application:
--------------------------

Step 1. Go to Start\Settings\Control Panel.

Step 2. Select [Add/Remove Programs] icon.

Step 3. Select "Avance AC'97 Drivers and Applications" and press [Change/Remove]
        button.

Step 4. Click on [Next/OK/Go] to finish the uninstallation.        

Step 5. At the end of the procedure, select to restart the system and press
        [Finish] to complete the uninstallation.


<<< For WinNT 4.0 (NT4 driver) >>>

---------------------------------------
Setup Driver/Application at first time:
---------------------------------------

    Ignore Step 1, and follow the same procedure in Win98.

--------------------------
Update Driver/Application:
--------------------------

    The same procedure in Win98.
    
--------------------------
Remove Driver/Application:
--------------------------

    The same procedure in Win98.

--------------------
Silent Installation:
--------------------

Run "Setup -s -f2<path\LogFile>"
i.e. setup -s -f2c:\mylog.log 


Note: AVRack only works fine under WinNT 4.0 after installing
      Service Pick 3 or later.


---------------------
Version Informations:
---------------------

WDM driver for Win98SE/WinMe/Win2000/WinXP : 5.10.0.3830
VXD driver for Win95/Win98Gold             : 4.5.0.3015
VXD Software wavetable driver              : 3.1.0.0
NT4 driver for Windows NT4                 : 4.3.0.3026
NT4 software wavetable driver              : 4.3.0.2001

AvRack for Win98/Me/2000                   : 2001.7.1.0
AvRack for Win95/NT4                       : 2001.7.1.1

Avance Sound Effect Manager                : 5.0.0.0
Avance Sound Effect Manager for NT4        : 2.3

Driver/Application Setup Program           : 4.70

--------
History:
--------
A2.81 - (compare to A2.71)
   1. Remove "SPDIF SRC" Node if turn on "Enable 48K SPDIF" option.
   2. Save/Restore AC97 extended registers when Suspend/Resume
   3. Modify data 0 insertion method for SPDIF.
   4. Fix C3/C4 issue.

A2.71 - (compare to A2.61)
   1.set CD Maximum volume to +12dB.
   
A2.61 - (compare to A2.56)
1.  Fix 48KHz if SPDIF SRC was enabled.
2.  Fix NT4 driver for IRQ sharing on VIA8233A
   
A2.56 - (compare to A2.53)
1.  update VXD driver for VIA8233A.

A2.53 - (compare to A2.51)
1.  Support VIA8233A audio controller.
2.  Eliminate the PCM noise while playing AC-3 stream through SPDIF-out.
3.  Power down EAPD when master volume mute.
4.  Fix HCT full duplex unstable problem for VIA8233 audio controller.
5.  The driver now support only VID/DID/SVID/SSID entry for WHQL requirement
6.  The drivers in this package has passed logo for ALC201A.
    (Win98SE/WinMe/Win2000/WinXP/WinNT4).

A2.51 - (compare to A2.48)
1.  Fix HCT ACPI stress device I/O test for VIA8233.
2.  Improve compatibility with software modem for power management.
3.  The drivers in this package has passed logo for ALC201A
    (Win98SE/WinMe/Win2000/WinXP/WinNT4).

A2.48 - (compare to A2.45)
1.  Add customized options.
2.  Mute volume when volume slider was adjusted to the bottom.
3.  The driver now support the VID/DID entry
4.  The drivers in this package has passed logo for ALC201A.
    (Win98SE/WinMe/Win2000/WinXP/WinNT4).

A2.45 -
1.  First release for ALC201A.
2.  The driver only support the VID/DID/SVID/SID entry to meet the
    INF requirement for PCI devices for WHQL logo.
3.  The drivers in this package has passed logo for ALC201A.



A2.40 - (compare to A2.30)

1.  Enable ALC201 3.3V function (INF optional)
2.  Auto Power down DAC/ADC (INF optional)
3.  Avoid scandisk problem on some machines
4.  Fix HCT system test for VIA 686 (ACPI / Stress Device I/O)
5.  Change version number to 5.10.00.xxxx for WinXP versioning requirement
6.  Save/Restore recording mux setting
7.  Improve compatibility with PCTel MR card
8.  Fix hang problem while burn-in PowerDVD on some machines.
9.  Fix IBM ViaVoice Mixer problem.
10. Add MIC 20dB Boost control on recording MIC source line
11. Add Subsystem IDs

