Internal Electronics
Off Platter Parking
Platter
Printed Circuit Board
Actuator Assembly
Spindle Motor
The mechanism that seeks across the platters and contains the read/write heads
The actuator "parks" on this landing ramp off the platters to avoid media contact during impact
Controls the rotation of the platters at up to 15,000 RPM.
All of the necessary components for an HDD have power and data lines to allow your drive to store data
This is where the data is magnetically stored
Preamp and other logic controls the actuator assembly.