How to Reset a Noisy Optical Drive in the Mid-2009 MacBook Pro

Occasionally, you may hear the optical disc drives produce an unusual series of noises when the computer starts up or is woken up from sleep.

You can avoid the noise by resetting the optical drive, as in these steps and this video.

  1. Insert a CD or DVD almost all the way into the drive.
  2. Remove the disc.
  3. Insert the disc fully into the optical disc drive.

Link to Apple Official Website Article

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