Finding my audio drivers

[SeanD]

Hopefully someone can help me here. I'm trying to find the drivers for my onboard sound, but I'm having no luck outside of those pay-to-update-all-your-driver programs.

As it stands right now, I'm getting the ever popular "Multimedia Audio Controller is missing" error in the Device Manager. Here's my relevant Belarc info; thanks in advance for any help.

Operating System System Model
Windows XP Professional Service Pack 3 (build 2600) AOpen MX46-533V II
Enclosure Type: Desktop
Processor a Main Circuit Board b
2.00 gigahertz Intel Celeron
8 kilobyte primary memory cache
128 kilobyte secondary memory cache Board: AOpen MX46-533V II 9189U10061
Serial Number: 30901832LM7A
Bus Clock: 100 megahertz
BIOS: Phoenix/Award Technologies, LTD 6.00 PG 02/18/2003
Drives Memory Modules c,d
20.01 Gigabytes Usable Hard Drive Capacity
13.46 Gigabytes Hard Drive Free Space

E-IDE CD -956E/AKV [CD-ROM drive]
3.5" format removeable media [Floppy drive]

WDC WD200EB-00CPF0 [Hard drive] (20.02 GB) -- drive 0, s/n WD-WCAAT4660802, rev 06.04G06, SMART Status: Healthy 224 Megabytes Installed Memory

Slot 'A0' has 128 MB
Slot 'A1' has 128 MB
Local Drive Volumes


c: (NTFS on drive 0) 20.01 GB 13.46 GB free

Controllers Display
Standard floppy disk controller
Primary IDE Channel [Controller]
Secondary IDE Channel [Controller]
SiS PCI IDE Controller None detected
Bus Adapters Multimedia
SiS 7001 PCI to USB Open Host Controller (2x)
SiS PCI to USB Enhanced Host Controller None detected