引用楼主了精心于2009-05-20 23:17发表的 紧急求助：电脑声卡硬件损坏怎么办? :
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Realtek AC 97 Vista Audio Driver 6251 WHQL (32/64 bits)
Realtek AC'97 音效芯片Windows Vista系列驱动更新到Version: 6251,支持32位与64位平台.通过WHQL认证
包含组件:
Realtek AC 97 Vista Driver Features:
* Meets performance requirements for audio on PC99/2001 systems
* Meets Microsoft WHQL/WLP 2.0 audio requirements
* Eight-channel DA converter (48KHz)
* Stereo AD converter (48KHz)
* Complies with AC'97 Rev 2.3 specifications:
o Jack sensing on Front-Out, Surround-Out, Cen/LFE-Out, Surround-Back-Out, Mic-In, Line-In, and Front-Mic-In
o Clock input support options:
+ 14.318MHz PLL (may be set to 24.576MHz) to eliminate crystal
+ 12.288MHz BITCLK input
o Integrated PCBEEP generator
o Interrupt capability
o Page and analog Plug & Play registers
* Three analog line-level stereo inputs with 5-bit volume control: Line-In, CD, Aux
* High-quality differential CD input
* Two analog line-level mono inputs: PCBEEP, Phone-In
* A dedicated stereo Front-Mic input for front panel applications
* Line-In, Aux, and Mic-In can be shared with Surround-Out, Surround-Back-Out, and Cen/LFE-Out. (FlexJack®)
* +20dB boost preamplifier for Mic input
* Both Front-Out and Surround-Out integrate 50mW/20ohm amplifiers
* External Amplifier Power Down (EAPD)
* Power management and enhanced power saving features
* Stereo Mic record for AEC/BF application
* Supports Power-Off CD operation
* Adjustable VREFOUT control
* Supports 48KHz S/PDIF output
* Supports 32K/44.1K/48KHz S/PDIF input
* Three Universal Audio Jacks (UAJ®): Front-Out, Line-In, and Mic-In
* Six Jack Detect pins for automatic jack sensing
* Power support: Digital: 3.3V; Analog: 3.3V/5V
* Standard 48-pin LQFP package
* EAX™ 1.0 & 2.0 compatible
* Direct Sound 3D™ compatible
* A3D™ compatible
* I3DL2 compatible
* HRTF 3D positional audio
* Sensaura™ 3D Enhancement (optional)
* 10-band Software Equalizer
* Voice cancellation and key shifting in Karaoke mode
* AVRack® Media Player
* Configuration Panel for enhanced user experience
It is highly recommended to always use the most recent driver version available. Do not forget to check with our site as often as possible in order to stay updated on the latest drivers, software and games.
Try to set a system restore point before installing a device driver. This will help if you installed a wrong driver. Problems can arise when your hardware device is too old or not supported any longer.
下载地址：http://www.newhua.com/soft/61027.htm
