On 8 Jun 2012 at 8:47, Chris Tofu wrote:
I asked this in the past. You attempt to format a
disk, and it grinds.
Why?
99 44/100 out of 100 times, it's dirty/fouled heads (if you're
certain the disk is okay--formats on a different drive).
Some nasty shedding media will deposit crud on on the heads that
can't easily be removed with isopropanol. I've used
perchloroethylene in those cases.
--Chuck