No audio device, placa Asus K8V-X

Alo, que tal, tengo un problema en mi computadora , x equivocacion borre algun archivo que hizo que se averiara el sonido, y ahora me sale la leyenda de No audio device, espero alguno d ustedes pueda ayudaarme, de antemano les agradesco su atencion y les dejo un reporte de mi pc, saludos y estamos en contacto...

--------[ EVEREST Home Edition (c) 2003-2005 Lavalys, Inc. ]------------------------------------------------------------

Version EVEREST v2.20.405
Homepage http://www.lavalys.com/
Report Type Report Wizard
Computer PAOLA-61D103F21
Generator Paola
Operating System Microsoft Windows XP Professional 5.1.2600 (WinXP Retail)
Date 2010-06-24
Time 19:45


--------[ Summary ]-----------------------------------------------------------------------------------------------------

Computer:
Operating System Microsoft Windows XP Professional
OS Service Pack Service Pack 3
DirectX 4.09.00.0904 (DirectX 9.0c)
Computer Name PAOLA-61D103F21
User Name Paola

Motherboard:
CPU Type AMD Athlon 64, 2000 MHz (10 x 200) 3000+
Motherboard Name Asus K8V-X (5 PCI, 1 AGP, 3 DDR DIMM, Audio, Gigabit LAN)
Motherboard Chipset VIA VT8383 Apollo K8T800, AMD Hammer
System Memory 512 MB (PC3200 DDR SDRAM)
BIOS Type AMI (11/30/04)
Communication Port Communications Port (COM1)
Communication Port Printer Port (LPT1)

Display:
Video Adapter NVIDIA GeForce FX 5500 (Microsoft Corporation) (256 MB)
3D Accelerator nVIDIA GeForce FX 5500

Multimedia:
Audio Adapter VIA AC'97 Enhanced Audio Controller

Storage:
IDE Controller VIA Bus Master IDE Controller
Floppy Drive Floppy disk drive
Disk Drive Maxtor 6E040L0 (40 GB, 7200 RPM, Ultra-ATA/133)
Optical Drive DVDRW IDE 16X
SMART Hard Disks Status OK

Partitions:
C: (NTFS) 39197 MB (5842 MB free)

Input:
Keyboard HID Keyboard Device
Mouse Microsoft PS/2 Mouse

Network:
Network Adapter Marvell Yukon Gigabit Ethernet 10/100/1000Base-T Adapter, Copper RJ-45 (192.168.1.78)

Peripherals:
Printer Microsoft XPS Document Writer
USB1 Controller VIA VT83C572 PCI-USB Controller
USB1 Controller VIA VT83C572 PCI-USB Controller
USB1 Controller VIA VT83C572 PCI-USB Controller
USB1 Controller VIA VT83C572 PCI-USB Controller
USB2 Controller VIA USB 2.0 Enhanced Host Controller
USB Device Generic USB Hub
USB Device USB Composite Device
USB Device USB Human Interface Device
USB Device USB Human Interface Device


--------[ DMI ]---------------------------------------------------------------------------------------------------------

[ BIOS ]

BIOS Properties:
Vendor American Megatrends Inc.
Version 1006.005
Release Date 11/30/2004
Size 512 KB
Boot Devices Floppy Disk, Hard Disk, CD-ROM, ATAPI ZIP, LS-120
Capabilities Flash BIOS, Shadow BIOS, Selectable Boot, EDD, BBS
Supported Standards DMI, APM, ACPI, ESCD, PnP
Expansion Capabilities ISA, PCI, AGP, USB

[ System ]

System Properties:
Manufacturer To Be Filled By O.E.M.
Product To Be Filled By O.E.M.
Version To Be Filled By O.E.M.
Serial Number To Be Filled By O.E.M.
Universal Unique ID F41C7BA0-FA57D911-B1756562-9E25B1E2
Wake-Up Type PCI PME#

[ Motherboard ]

Motherboard Properties:
Manufacturer ASUSTeK Computer Inc.
Product K8V-X
Version Rev 2.00
Serial Number MB-1234567890