Actually it sounds like your DVD laser is misaligned. Look up the fix on google, you can easily open it up and re-align the laser. The "Cannot read CD's" problem is a symptom of the misalignment.
** EDIT: I'll save you some time: http://arstechnica.com/articles/paedia/hardware/ps2.ars
Prepare for termination! It is the only logical thing to do, for I am only loyal to Megatron.







