Head actuator - Data Recovery Glossary

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Data Recovery Glossary > Head actuator

The binary data stored on the hard disk platters are read by the movement of read/write head over the hard disk platters. Head actuator is the mechanism that moves the read/write head on the surface of the platters. Head actuator is responsible for the movement of read/write head over the appropriate tracks.

For the read/write head to read the data from the platters must be placed at the exact positions, the heads on mounted on a structure which facilitates this process called the head actuator or head assembly. Head actuator moves the head from one track to another to allow the access for the entire surface of the hard disk.

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