Blink pro mac how to#
How to install OS X on a new or faulty HD without Internet recoveryĬorrupt and new disks might not have a working Recovery partition, but there are still ways to access one and reinstall OS X, if needed. Using Activity Monitor to read System Memory and determine how much RAM is being used Identifying resource hogs and other tips: Isolating an issue by using another user account
What is Safe Boot, Safe Mode? (Mac OS X) - Ĭreating a temporary user to isolate user-specific problems: (MacPerformanceGuide is also an excellent web site for ideas on upgrades and optimizing for application type uses)) Refer to the instructions for your model: Reset the computer's PMU, SMC, or PRAM.
Disconnect all accessories that are plugged into the computer, such as a printer, hub, or other mobile device. Make sure that the power adapter is properly connected to the power port on the side or back of the computer. (To check if the wall socket is working, plug in a lamp or other electrical device.) Make sure that the power cord is plugged into a working wall outlet, and that it's properly connected to the power adapter. If your computer won't turn on, try each of these steps: Troubleshooting: My computer has no video instead. You may see the power button or power indicator light up. If your computer doesn't display any video, it may display one or more of these similar symptoms when you press the power button: The power button or power indicator doesn't light up at all. Please keep in mind that although your computer may display similar symptoms that prevent it from showing video, this article discusses what to do if the computer won't turn on, meaning that when you press the power button: If your Macintosh computer won't turn on, here's how to troubleshoot it. Troubleshooting: My computer won't turn on Your profile was created when you were using 10.5.8, I hope that since then you have upgraded to 10.6.8 or above.
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