CNET

MacBook (#8): Poor speaker output: A hardware or software problem?; More on heat: Logic boards being replaced; more

Poor speaker output: A hardware or software problem? We continue to report on an issue where the MacBook's speakers generate very low volume -- a problem that may be software related as users are ...
Geeky Gadgets

How to fix the sound not working on your Mac or MacBook

If you are having an issue with the sound not working on your Mac or MacBook, this guide is designed to help you find out what is wrong with your device and get the sound working again. If the sound ...
CNET

MacBook (13"): Erratic NumLock and Caps Lock behavior; Beeping sound in background when recording with iSight in iMovie

Erratic NumLock and Caps Lock behavior Some users have reported an odd issue where the NumLock and/or Caps Lock functions are enabled when the machine is turned on. The problem is that his causes the ...
Ars Technica

Sound output problem on MacBook

Which model of MacBook do you have? Which OS are you running? Several years ago, I had this problem with an iMac (Mid-2007) after updating to Yosemite. Every reboot, and sometimes waking from sleep, ...