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Truth be told if I’m resetting one, I usually just go ahead and reset the other as well. The computer is running unusually slowly although it is not experiencing abnormally high CPU utilization.Īlthough Apple suggests reseting the PRAM first, I’ve found that often reseting the SMC does the magic. The MagSafe power adaptor LED doesn’t appear to indicate the correct activity. The battery does not appear to be charging properly. The computer sleeps or shuts down unexpectedly. #HOW TO RESET MY MACBOOK AIR BATTERY PORTABLE#The computer doesn’t respond to the power button when pressed.Ī portable Mac doesn’t appear to respond properly when you close or open the lid. The display backlight doesn’t respond correctly to ambient light changes on Mac computers that have this feature. ![]() The Status Indicator Light (SIL) appears to behave incorrectly (on Mac computers that have an SIL).īattery indicator lights, if present, appear to behave incorrectly (on portables that use non-removable batteries). The keyboard backlight appears to behave incorrectly (on Mac computers that have this feature). The computer’s fans run at high speed although the computer is not experiencing heavy usage and is properly ventilated. The computer’s fans speed up quickly and remain at high speed. The companion to the PRAM is the SMC (system management controller) and is only for Intel-based Macs and it stores/manages/controls a lot more interesting things than the PRAM: However, today’s Macs seem to be good to go with a one shot zap, so no worries there. Sometimes, in fact, the machine needed that kind of kick in the pants to clear everything out. Back in the day, we would often let the PRAM zap several times (like 2 or 3) to make sure it was clear. When you log back in, you’ll probably will have to adjust your mouse speed, time and date/timezone, and a few other things, but otherwise you should be good to go. ![]()
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