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Here you can see the Hitachi Travelstar actuator arm, controller assembly and circuit
board. The actual hard disk head, which is responsible for reading and writing data, sits at
the very tip of the actuator arm.
Cracking open a laptop hard drive
The Travelstar read/write head
In this closeup of the Travelstar's actuator arm, you can see the read/write head that sits at
the arm's tip. The head, of course, is responsible for reading and writing data to the
Travelstar's hard disk platter.
Cracking open a laptop hard drive
The Hitachi Travelstar, minus actuator
