VIA VT686A/686B/8231 AC'97 Audio Device Driver Release History ÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄ ÚÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄ¿ ³ Full Release Version 2.20a ³ ÀÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÙ * 2001/12/13 (Ver 2.20a) USER\WIN98SE(WIN2000,WINME,WINXP)\*.* (a) Include MS combo WHQL Logo CAT file into this package. ÚÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄ¿ ³ Full Release Version 2.20 ³ ÀÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÙ * 2001/11/26 (Ver 2.20) USER\Setup.* (a) Add Enabled "mono out" function to OEM.REG. (b) Fixing the issue that WinNT Terminal server can't be installed. USER\WIN98SE(WIN2000,WINME,WINXP)\*.* (a) Changing driver to fix DXDIAG of DX8 testing for hardwate accelerator. It show a message "not supported hardware buffer". The VT1616 codec issue in the same failure also was fixed. (b) Changing driver to patch ViaVoice application bug that always tunes wrong wave out volume setting in PC speaker. (c) Add new SUBSYS ID for new VIA AC'97 codec in VT1612A series to INF file. (d) Add Mic2 selection to topology for AC'97 codec, the default is disabled (e) Patching NEC/FIC howling issue when the NB is booting, the failed probability is 2/3000. (f) Fix the HP Berumda wake up from S3 no sound problem that cause by the Crystal Codec wake up too late. USER\WIN9x\*.* (VXD driver) (a) Change version to 4 items "4.05.00.1130" for pass S3 verify test. USER\NT4.0\*.* (a) Support new software SRC algorithm to get good audio quality. ÚÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄ¿ ³ Full Release Version 2.10c ³ ÀÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÙ * 2001/11/01 (Ver 2.10c) USER\WIN98SE(WIN2000,WINME)\*.* (a) Add MS WHQL LOGO CAT file into each directory. USER\Linux\RedHat\7.1\*.* (a) Support Linux RedHat 7.1. ÚÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄ¿ ³ Full Release Version 2.10b ³ ÀÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÙ * 2001/10/17 (Ver 2.10b) Installation Program (a) Enable OEMREG method for Win98SE/WinMe/Win2K/WinXP in Setup program in order to let the user control the behavior of the Mixer control lines (b) Fix SPK icon missing problem for MS SNDVOL32.exe in Win2K environmet after we install WDM driver through VIA Setup Program. NT4.0 Driver (a) Increase the Dispatch Level of IRP processing routine to avoid some critical problem like as IBM e-phone bug. (b) This driver has been passed MS WHQL ceritified program, and have gotten the LOGO. OS/2 Driver (a) Fix the chopping sound issue when we play AVI file. (b) Fix System Hung problem in some playing case. (c) Add Pause function (d) Enhance Position handling function (e) Provide multiple wave file playing function. ÚÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄ¿ ³ Full Release Version 2.10a ³ ÀÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÙ * 2001/10/05 (Ver 2.10a) Installation Program (a) In Win98, we just use VXD driver to replace WDM driver in order to match O.S. requirement. WDM Driver for WinXP (a) Include MS WHQL Windows XP LOGO CAT file into this package. * 2001/08/31 (Ver 2.10) Installation Program (a) Support Windows XP driver installation. (b) Fix the system dynamic hung problem after we install driver into Win98SE if O.S. is enumerating the Game Port Device. (c) Provide some parameters in .ini file in order to let MB Manufacture to decide whethter the system reboot is required for each O.S. or not. WDM Driver for Win98SE, Win2K, WinMe and WinXP (a) Support Windows XP. (b) Use Windows XP in-box driver code base, in other word, we use the qualified source code base to build up this driver binary file. (c) Fix wrong driver information checked by the driver verifier tool published by S3 company. (d) Support AC3 over S/PDIF through VIA CODEC VT1616/VT1612A VXD driver for Win95, Win98: (a) Support the HPP/HPS function of VIA VT1612A (b) Solve the no-sound problem if the Master Out is routed from Headphone of the AD1885 codec. NT4.0 driver: (a) Fix SW SRC bad quality issue reported our customer. (b) Change our default setting as following: Playback Mode: (1) Mute the MIC (2) Enable MIC 20dB boost Record Mode: (1) Set MIC to be as default recording source. (c) Fix wrong driver information checked by the driver verifier tool published by S3 company. (d) Fix our customer E-phone Application problem: Playback sound will be break after 55 seconds. Linux driver: (a) Support Mandrake Linux 8.0 driver binary.Download Driver Pack
After your driver has been downloaded, follow these simple steps to install it.
Expand the archive file (if the download file is in zip or rar format).
If the expanded file has an .exe extension, double click it and follow the installation instructions.
Otherwise, open Device Manager by right-clicking the Start menu and selecting Device Manager.
Find the device and model you want to update in the device list.
Double-click on it to open the Properties dialog box.
From the Properties dialog box, select the Driver tab.
Click the Update Driver button, then follow the instructions.
Very important: You must reboot your system to ensure that any driver updates have taken effect.
For more help, visit our Driver Support section for step-by-step videos on how to install drivers for every file type.