![]() ![]() Also, I have a $ GB 1333 MHZ (MegaHertz?) memory. I have a 2.3 GHz (GigaHertz ?) Intel Core i5. VOLUME RESET ON MAC BOOK MAC OS XOh, and as of 3/12/13, my operating system is Mac OS X Version 10.7.5. I'm not sure what to do, and any help would be greatly appreciated! I see no light at all it is just pitch black in there.Ī while ago, when I would remove the audio jack, the volume would be gone for a few minutes, but then it would return, to where I had normal volume and did not need something plugged into the audio jack to have audio.Īnother friend suggested that I access the Activity Monitor and Force-Quit the core audio. I had one friend tell me to look into the audio jack and see if there is a red or green light. Step 2 Release both keys once you see the Apple logo appear in the middle of the screen, and your Mac will enter into Recovery Mode or spinning globe. VOLUME RESET ON MAC BOOK HOW TOQ: How to fix the volume on a Macbook Pro. On turning it on, press and hold down both the Command key and R key, which will direct your computer to start up from the Recovery Partition. After your Mac restarts, check if the volume is back to normal. To reset NVRAM/PRAM, shut down your Mac, and press Option-Command-P-R on its start-up. Whenever I place headphones in, the volume returns. Try going to applicatons>utilities>audio midi set up make>output tab, make sure that built in speakers is selected. These are small parts of your Mac's memory that control sound volume, time zone, display resolution, and other settings on your Mac. ![]() Whenever I press F10, F11, or F12, a circle-with-a-line-through-it appears. Last December or early January, I removed the headphones from the audio jack and noticed that the speak icon in the upper right-hand corner has greyed out. This August will make two years since I had it I have, I believe, the latest MacBook Pro, the 2011 version. You may notice that this boot takes a little longer than normal. Your computer will continue to boot as normal. Release the keys when you hear the startup sound again. Keep in mind that you have to perform this step after hearing the startup sound. Before you can see the Apple logo, quickly press and hold the following keys together: Option (alt), Command, P, and R. Continue to hold these keys until your Mac restarts. Then, press the power button of your Mac to turn on the laptop. I've been having an issue with my laptop recently and am wondering if any of you would be kind enough to help me (yes, I acknowledge that I may end up having to bring my laptop in for a technical repair.) Power on the Mac and immediately press Command + Option + P + R. ![]()
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