[JOB999]

I have no sound coming from my computer, but the CD can be heard on speakers, can you please help me.
Here is the information that I have:
Operating System System Model
Windows 2000 Professional Service Pack 4 (build 2195) Hewlett-Packard HP Brio BA410
System Serial Number: US10308421
Serial Number: S630QRJ0449C000343
MITSUMI CD-ROM FX4830T!B