How to: Repair a MacBook without sound?

By Mohd Aktar on Friday, 31 January 2014

How to repair a macbook?


Sometimes your MacBook can not play sounds. Some signs that your Mac has no sound can be disabled symbol on the sound icon to adjust the volume as your computer laptop and a flashing red light on the audio output port. Before you decide to change your computer for a new laptop, there are some tricks you can do to solve the problem. No need to bring your machine in for servicing.


You will need


A lint-free cloth WD-40 Headphones

Instructions:


1. Turn your MacBook adapter and remove the battery so there is no electrical power to your computer notebook.
2. Clean the left side of the computer where the connection is headphones with a dry, clean, lint-free cloth.
3. Aim the nozzle of the can of WD-40 right in front of decision headphones. Let the nozzle touch the entry hole where you normally plug in the headset. Squeeze the WD-40 to hell out smooth and fast jet in the hole.
4. Clean all traces of WD-40 that has dripped slowly into the computer and plug the headphones into the hole.
5. Turn the handset in the sense of clockwise for about 20 seconds and then unplug.

6. Replace the computer adapter on the left side of the computer. Turn your MacBook and open an audio file to check the sound of your computer laptop.

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