MacBook Air 13" late 2013: what causes the crackle / wheeze in the dynamics?

Question

Audio

A month after the start of use, wheezing periodically began to appear in the left speaker at high volume. Is this issue known? Who faced?

Answer 1

Then, apparently, diarrhea will begin, and end with a slow but painful death)))
Start by reinstalling firewood for sound, but if it is a month old and there is a certificate, bring it to the service, you do not need to deprive yourself of the guarantee, even if the guarantee contradicts scientific research.

Answer 2

One month after start of use

Take it to a service. This is the only correct answer to all problems with appliances under warranty.