Michael,
Be sure also to check (or just replace since it's inexpensive) the
PRAM battery. This is located on the motherboard and provides power
to maintain necessary info for startup, like date and time, etc. If I
recall correctly, the 575, like the 630 series, uses an alkaline,
instead of a
Changing the PRAM battery might be a helpful solution, in this case. A
severly weak PRAM battery can cause a whole host of performance
problems, from file corruption to funky hardware behavior. This might
also be a cheaper solution than a replacement HDD, and you're not really
out anything to
