I am having the same problem as some of the others ....... I reinstalled xp (sp1) and had no sound ...... please help. These are my belarc results .......
Windows XP Home Edition Service Pack 1 (build 2600)
Install Language: English (United States)
System Locale: English (United States) No details available
Processor a Main Circuit Board b
2.80 gigahertz Intel Pentium 4
8 kilobyte primary memory cache
512 kilobyte secondary memory cache
Hyper-threaded (2 total) Board: ASUSTeK Computer Inc. P4P800 Rev 1.xx
Bus Clock: 200 megahertz
BIOS: American Megatrends Inc. 080009 12/12/2003
Drives Memory Modules c,d
120.02 Gigabytes Usable Hard Drive Capacity
112.34 Gigabytes Hard Drive Free Space
HL-DT-ST CD-RW GCE-8525B [CD-ROM drive]
HL-DT-ST DVD-ROM GDR8162B [CD-ROM drive]
MagicISO Virtual DVD-ROM0000 [CD-ROM drive]
MagicISO Virtual DVD-ROM0001 [CD-ROM drive]
3.5" format removeable media [Floppy drive]
WDC WD1200JB-00FUA0 [Hard drive] (120.03 GB) -- drive 0, s/n WD-WCAES1075636, rev 15.05R15, SMART Status: Healthy 512 Megabytes Usable Installed Memory
Slot 'DIMM0' is Empty
Slot 'DIMM1' is Empty
Slot 'DIMM2' has 512 MB
Slot 'DIMM3' is Empty
Local Drive Volumes
c: (NTFS on drive 0) 120.02 GB 112.34 GB free
Network Drives
None detected
Users (mouse over user name for details) Printers
local user accounts last logon
Alexander 7/26/2009 6:44:17 PM (admin)
Andrew 7/30/2009 8:39:48 AM (admin)
Sarah 7/28/2009 7:50:36 PM (admin)
local system accounts
Administrator never (admin)
Guest never
HelpAssistant never
SUPPORT_388945a0 never
DISABLED Marks a disabled account; LOCKED OUT Marks a locked account
hp psc 1200 series on USB001
Controllers Display
Standard floppy disk controller
Primary IDE Channel [Controller]
Secondary IDE Channel [Controller]
Standard Dual Channel PCI IDE Controller None detected
Bus Adapters Multimedia
MagicISO SCSI Host Controller
Standard Enhanced PCI to USB Host Controller
Standard Universal PCI to USB Host Controller (4x) None detected
Virus Protection [Back to Top] new Group Policies
No details available None discovered
Communications Other Devices
Scientific-Atlanta WebSTAR 2000 series Cable Modem
primary Auto IP Address: 173.32.227.114 / 23
Gateway: 173.32.226.1
Dhcp Server: 99.254.118.1
Physical Address: 00:19:47:57

F:67
Networking Dns Server: 64.71.255.198
Standard 101/102-Key or Microsoft Natural PS/2 Keyboard
Microsoft USB Wheel Mouse Optical
USB Root Hub (5x)