igfxtray-no disk  (X)  there is no disk in drive-please insert a disk into drive\device\harddisk0\dro

Occasionally, i keep getting this wonderful message, but the machine boots up fine.   more background. i found a Tivo like box in the trash OPENED it up and found a 160 GB hd inside. i formatted it and onstalled Win xp on it but  occassioanly i get the message above. what does it mean.Here Ya Go

Seems it's a utility for adjusting your onboard graphics....theres a tool mentioned above that you can switch it off with.Thanks that worked.  but now i get a new problem. before my pc boots to windows xp i get a message that reads:


Sec MASTER hard disk s.m.a.r.t. status bad, back up and replace ( F4) to resume.

when i HIT f4 my pc boots to wondows xp?  i yelp for help !!??It means you have an imminent HDD failure....backup all your data before it's too late.
How many hard drives are in this machine ? ?i have just the one hdd.......but i will back up ASAP.....not going through that again..!! thanksInteresting  that it shows as Secondary master...
But i've seen stranger things...