The motor moves a disk drive pusher in a first direction to rotate the sensor pack, and then moves the disk drive pusher in a second direction to eject {HEAD ~ a sensor} from the sensor cavity and through {TAIL ~ the sensor opening} 
through
The motor moves a disk drive pusher in a first direction to rotate the sensor pack , and then moves the disk drive pusher in a second direction to eject { HEAD ~ a sensor } from the sensor cavity and through { TAIL ~ the sensor opening }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL