A disk drive is disclosed comprising a head actuated over a disk, and {HEAD ~ control circuitry} including {TAIL ~ a shock detector} 
A disk drive is disclosed comprising a head actuated over a disk , and { HEAD ~ control circuitry } including { TAIL ~ a shock detector }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL