Patent ID: 8159772

Claim:
A hard disk protecting system, adapted for a foldable portable electronic device, wherein the foldable portable electronic device includes a hard disk, a display, a memory unit storing a program mechanism, and a main body, the hard disk protecting system comprising: a trigger disposed at the bottom of the foldable portable electronic device and generating a first signal when the trigger is not abutted against; a lid switch disposed at the display and generating a second signal when the lid switch is abutted against; a logic determining module disposed in the foldable portable electronic device, wherein the logic determining module compares a default program procedure according to the first signal and the second signal and determines whether to start a hard disk protection procedure in accordance with the comparing result; and wherein, when the first signal and the second signal are both generated, the program mechanism starts the hard disk protection procedure, and when one of the first signal and the second signal disappears, the program mechanism closes down the hard disk protection procedure.