Reset pram mac mini g4

Booted perfectly after install.

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If that didn't work, I was going to buy a new Mini tomorrow morning. It was the last thing I could think of. Migration Asst? Recovery Mode? By clicking "Post Your Answer", you acknowledge that you have read our updated terms of service , privacy policy and cookie policy , and that your continued use of the website is subject to these policies. Home Questions Tags Users Unanswered. Never given me any problems. And startup commands for Single-user mode also fail. Booted with no ram chip installed to see if there was any life at all.

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How to Reset PRAM on a Mac

Log in. For a better experience, please enable JavaScript in your browser before proceeding. Thread starter bbloke Start date Jul 16, Apple provide information about how to reset the System Management Controller SMC on Intel Macs, when troubleshooting a number of hardware-related issues. I've collected the different instructions, below, to provide a single guide for resetting the SMC on current Macs: If your computer is experiencing any power issue, resetting the SMC may resolve it. The SMC controls several functions, including: Telling the computer when to turn on, turn off, sleep, wake, idle, and so forth.

Handling system resets from various commands. Controlling the fans. If your computer isn't responding, perform these steps one at a time, in this order, until the issue has been resolved: Force Quit Option-Command-Escape. Restart Control-Command-Power. Force Shut Down press the power button for 10 seconds.

No video Mac mini

Resetting the SMC can resolve some computer issues such as not starting up, not displaying video, sleep issues, fan noise issues, and so forth. If your computer still exhibits these types of issues after you've restarted the computer, try resetting the SMC. From the Apple menu, choose Shut Down or if the computer is not responding, hold the power button until it turns off.

Unplug all cables from the computer, including the power cord and any display cables. Wait at least fifteen seconds.

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Plug the power cord back in, making sure the power button is not being pressed at the time. Then reconnect your keyboard and mouse to the computer.

Press the power button to start up your computer. Open and remove the metallic outer door. Use a non-metallic, non-conductive object, such as a wooden pencil. Replace the metallic outer door.

PPC Kubuntu Deployment on G4 Mac Minis

This functionality has been replaced by the SMC. Apple said:. Wait at least 15 seconds.


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Press the power button on the back to start up your computer. The iMac Early and later models do not have a button on the main logic board for resetting the SMC, which eliminates the need to remove the computer's cover to reset it as required for some earlier models.