User Manual
Page 55
... 2 Restart your computer and hold the trackpad button. If you suspect a problem with one of the error code before pursuing support options. If Apple Hardware Test doesn't detect a hardware failure, the problem might be software related. Chapter 4 Problem, Meet Solution 55 If that might be using ..., restart the computer and then immediately press and hold down the D key as the memory or processor. Make a note of the computer's components, such as it starts up. 3 When the Apple Hardware Test chooser screen appears, select the language for your location. 4 Press the Return key or...
... 2 Restart your computer and hold the trackpad button. If you suspect a problem with one of the error code before pursuing support options. If Apple Hardware Test doesn't detect a hardware failure, the problem might be software related. Chapter 4 Problem, Meet Solution 55 If that might be using ..., restart the computer and then immediately press and hold down the D key as the memory or processor. Make a note of the computer's components, such as it starts up. 3 When the Apple Hardware Test chooser screen appears, select the language for your location. 4 Press the Return key or...