Cannot activite my sound device

Hello,



this is my full report from everest home edition


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

Computer:
Operating System Microsoft Windows XP Professional
OS Service Pack Service Pack 3
DirectX 4.09.00.0904 (DirectX 9.0c)
Computer Name JEFF-5A5F94D4F6
User Name Jeff

Motherboard:
CPU Type Mobile Intel Celeron M 360J, 1400 MHz (14 x 100)
Motherboard Name MTC Montara-GML
Motherboard Chipset Intel Montara-GM+ i855GME
System Memory 375 MB (DDR SDRAM)
BIOS Type Insyde (04/11/05)

Display:
Video Adapter Intel(R) 82852/82855 GM/GME Graphics Controller (64 MB)
Video Adapter Intel(R) 82852/82855 GM/GME Graphics Controller (64 MB)
3D Accelerator Intel Extreme Graphics 2
Monitor Plug and Play Monitor (12004)
Monitor Plug and Play Monitor (12004)
Monitor Plug and Play Monitor (12004)

Multimedia:
Audio Adapter Intel 82801DBM ICH4-M - AC'97 Audio Controller [B-1]

Storage:
IDE Controller Intel(R) 82801DBM Ultra ATA Storage Controller - 24CA
Disk Drive SAMSUNG MP0603H (60 GB, 5400 RPM, Ultra-ATA/100)
Optical Drive SONY DVD RW DW-D56A (DVD+R9:2.4x, DVD+RW:8x/8x, DVD-RW:4x/4x, DVD-ROM:8x, CD:24x/10x/24x DVD+RW/DVD-RW)
SMART Hard Disks Status OK

Partitions:
C: (NTFS) 57223 MB (52384 MB free)

Input:
Keyboard Standard 101/102-Key or Microsoft Natural PS/2 Keyboard
Mouse Synaptics PS/2 Port TouchPad

Network:
Network Adapter Realtek RTL8139/810x Family Fast Ethernet NIC (85.134.157.131)

Peripherals:
USB1 Controller Intel 82801DBM ICH4-M - USB Controller [B-1]
USB1 Controller Intel 82801DBM ICH4-M - USB Controller [B-1]
USB2 Controller Intel 82801DBM ICH4-M - Enhanced USB2 Controller [B-1]
Battery Microsoft AC Adapter
Battery Microsoft ACPI-Compliant Control Method Battery