Laptop unable to use BitLocker on drive with servo defect count limit

4.5

The drive's positioning system (servo) is failing, causing head tracking errors.

Symptoms
  • Clicking
  • Slow access
  • System hang
Possible Causes
  • Mechanical failure
  • Servo corruption

Step-by-Step Fix

1

Check SMART Data

Look for servo error counts.

2

Cool Down Drive

Heat affects servo accuracy.

3

Replace Drive

Servo failure is fatal.

When to See a Technician

The servo system is what tells the head where it is; if it fails, the drive is blind.

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