Hard disk drive, method for parking magnetic head of hard disk drive, and computer-readable recording medium recording the method
A hard disk drive which includes a voice coil motor driving portion which supplies drive current to a voice coil motor, and a controller which compares a supply voltage supplied to predetermined chips installed on a printed circuit board with a parking reference voltage previously set to a voltage h...
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| Hauptverfasser: | , |
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| Format: | Patent |
| Sprache: | eng ; fre ; ger |
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| Zusammenfassung: | A hard disk drive which includes a voice coil motor driving portion which supplies drive current to a voice coil motor, and a controller which compares a supply voltage supplied to predetermined chips installed on a printed circuit board with a parking reference voltage previously set to a voltage higher than a power-on-reset voltage and controls the voice coil motor driving portion to apply current to a voice coil of the voice coil motor through the voice coil motor driving portion to park a magnetic head in a predetermined parking zone, when the supply voltage is lower than the parking reference voltage. |
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