After isolating an issue on your Mac to a probable hardware issue, you can use Apple Hardware Test to help determine which hardware component might be causing the issue. If your Mac was introduced after June 2013, follow the steps for using Apple Diagnostics instead. README.markdown Apple Hardware Test (AHT) Description. Apple computers ship with a pre-installed suite of hardware diagnostic tools, known as Apple Hardware Test (AHT). Where can I download Apple Hardware Test for mac pro 2009-2010? Share Share on. The downloads for Mac Pro 4,1 and 5,1 appear to be identical. In this video, I show you how to run the Apple Hardware Test. This test is for Macs older than June of 2013. IMPORTANT: If your Mac was released after June 2.

Macs That Shipped With OS X 10.5.5 (Fall 2008) to OS X 10.6.7 (Summer 2011) was released in September of 2008. For Macs that were sold with OS X 10.5.5 and later versions of Leopard, or with any version of, the AHT is located on the Application Install Disc 2 DVD that was included with the Mac. MacBook Air owners who purchased their Macs during this time frame will find the AHT on the, a USB flash drive that was included with purchase. Intel-Based Macs Purchased With OS X 10.5.4 (Summer 2008) or Earlier If you purchased your Mac either in or before the summer of 2008, you will find the AHT on the Mac OS X Install Disc 1 DVD that was included with your purchase. PowerPC-Based Macs For older Macs, such as iBooks, Power Macs, and PowerBooks, the AHT is on a separate CD that was included with the Mac.

The AHT can diagnose issues with your Mac's display, graphics, processor, memory, logic board, sensors, and storage. Although we don’t like to think it happens, Apple hardware does fail from time to time, with the most common failure being RAM. Luckily, for most is easy to replace; running the Apple Hardware Test to confirm a RAM failure is a pretty simple task. There are a number of ways to run the AHT, including a method to load the test from the Internet. But not all Macs support the Apple Hardware Test over the Internet; this is especially true of pre-2010 Macs. To test an older Mac, you first need to determine where the AHT is located. Where Is the Apple Hardware Test Located?

Via either the power button or — if your Mac is so equipped — the Reset button, when you have started up from the Apple Hardware Test should not cause problems. My Mac predates the Apple Hardware Test If your Mac predates the inclusion of the Apple Hardware Test with new computers, you can use the following third-party utilities to test your hardware: • Micromat® includes a comprehensive suite of hardware tests applicable to all Macs. TechTool Pro 4.5.x or later is available as a for both PowerPC- and Intel-based Macs.

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• With each click, the text will change to show the current version of OS X, the OS X Build number, or the Serial Number. Once you have the serial number, you can call Apple support at 1-800-APL-CARE or use the online support system to initiate a request for replacement media. The other option is to take your Mac to an Apple authorized service center or an Apple Retail Store. They should be able to run the AHT for you, as well as help diagnose any issues you're having. How to Run the Apple Hardware Test Now that you know where the AHT is located, we can start the Apple Hardware Test.

The Test Results area of the window will display either a 'No trouble found' message or a list of problems. If you see an error in the test results, take a look at the error code section below for a list of common error codes and what they mean. • If no trouble was found, you may still want to run the extended test, which is better at finding memory and graphics problems. To do so, place a checkmark in the Perform Extended Testing (takes considerably more time) box, and then click the Test button. Ending a Test in Process You can stop any test in process by clicking the Stop Testing button. Quitting the Apple Hardware Test When you finish using the Apple Hardware Test, you can quit the test by clicking either the Restart or Shut Down button. Apple Hardware Test Error Codes The error codes generated by the Apple Hardware Test tend to be cryptic at best and are meant for Apple service technicians. Dr cleaner mac download link.

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If you see an error in the test results, take a look at the error code section below for a list of common error codes and what they mean.​ • If everything seems OK, you may still want to run the extended test, which is better at finding memory and graphics problems. To run the extended test, place a check mark in the Perform Extended Testing (takes considerably more time) box, and click the Test button.