Mi Dell XPS M1210 no tiene audio

Hola, acaban de formatear e instalar la licencica de Windows XP a mi máquina (Dell XPS M1210) pero me he dado cuenta que no le funciona el audio. Qué puedo hacer para solucionar mi problema??

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

Version EVEREST v2.20.405
Homepage http://www.lavalys.com/
Report Type Report Wizard
Computer WINDOWS-8183D1E
Generator Propietario
Operating System Microsoft Windows XP Professional 5.1.2600 (WinXP Retail)
Date 2011-05-11
Time 12:15


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

Computer:
Operating System Microsoft Windows XP Professional
OS Service Pack Service Pack 3
DirectX 4.09.00.0904 (DirectX 9.0c)
Computer Name WINDOWS-8183D1E
User Name Propietario

Motherboard:
CPU Type Mobile , 1833 MHz (6 x 306)
Motherboard Name Dell MXC062
Motherboard Chipset Intel Calistoga i945GM/PM
System Memory 1014 MB (DDR2-667 DDR2 SDRAM)
BIOS Type Phoenix (07/10/07)
Communication Port Bluetooth Communications Port (COM4)
Communication Port Bluetooth Communications Port (COM8)

Display:
Video Adapter Mobile Intel(R) 945GM Express Chipset Family (224 MB)
Video Adapter Mobile Intel(R) 945GM Express Chipset Family (224 MB)
Monitor Plug and Play Monitor [NoDB]
Monitor Plug and Play Monitor [NoDB]
Monitor Plug and Play Monitor [NoDB]

Multimedia:
Audio Adapter Intel 82801GBM ICH7-M - High Definition Audio Controller [A-1]

Storage:
IDE Controller Intel(R) 82801GBM/GHM (ICH7-M Family) Serial ATA Storage Controller - 27C4
IDE Controller Ricoh Memory Stick Host Controller
IDE Controller Ricoh MMC Host Controller
IDE Controller Ricoh xD-Picture Card Host Controller
Disk Drive ST9160821AS (149 GB, IDE)
Optical Drive TSSTcorp DVD+-RW TS-L632D
SMART Hard Disks Status OK

Partitions:
C: (NTFS) 60000 MB (46799 MB free)
D: (NTFS) 92616 MB (87698 MB free)
Total Size 149.0 GB (131.3 GB free)

Input:
Keyboard HID Keyboard Device
Keyboard Standard 101/102-Key or Microsoft Natural PS/2 Keyboard
Mouse HID-compliant mouse
Mouse HID-compliant mouse
Mouse Synaptics PS/2 Port Pointing Device

Network:
Network Adapter Bluetooth LAN Access Server Driver - Packet Scheduler Miniport
Network Adapter Broadcom 440x 10/100 Integrated Controller (192.168.1.5)
Network Adapter Intel(R) PRO/Wireless 3945ABG Network Connection (169.254.104.117)
Modem Bluetooth Fax Modem
Modem Bluetooth Modem
Modem Bluetooth Null Modem
Modem Conexant HDA D110 MDC V.92 Modem

Peripherals:
Printer CutePDF Writer
USB1 Controller Intel 82801GBM ICH7-M - USB Universal Host Controller [A-1]
USB1 Controller Intel 82801GBM ICH7-M - USB Universal Host Controller [A-1]
USB1 Controller Intel 82801GBM ICH7-M - USB Universal Host Controller [A-1]
USB1 Controller Intel 82801GBM ICH7-M - USB Universal Host Controller [A-1]
USB2 Controller Intel 82801GBM ICH7-M - Enhanced USB2 Controller [A-1]
USB Device Dell Wireless 355 Module with Bluetooth 2.0 + EDR Technology
USB Device Deskjet F300 series
USB Device Deskjet F300 series
USB Device Generic USB Hub
USB Device Generic USB Hub
USB Device Unknown Device
USB Device USB Composite Device
USB Device USB Human Interface Device
USB Device USB Human Interface Device
USB Device USB Human Interface Device
USB Device USB Printing Support
Battery Microsoft AC Adapter
Battery Microsoft ACPI-Compliant Control Method Battery


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

[ BIOS ]

BIOS Properties:
Vendor Dell Inc.
Version A08
Release Date 07/10/2007
Size 576 KB
Boot Devices Floppy Disk, Hard Disk, CD-ROM
Capabilities Flash BIOS, Shadow BIOS, Selectable Boot, BBS, Smart Battery
Supported Standards DMI, ACPI, PnP
Expansion Capabilities ISA, PCI, AGP, PCMCIA, USB

[ System ]

System Properties:
Manufacturer Dell Inc.
Product MXC062
Serial Number 6KXZ1D1
Universal Unique ID 44454C4C-4B001058-805AB6C0-4F314431
Wake-Up Type Power Switch

[ Motherboard ]

Motherboard Properties:
Manufacturer Dell Inc.
Product 0RT486
Serial Number .6KXZ1D1.CN1296175O3699.