MacBook Pro 13-inch, Early-Late 2011 In this model the power-on pads located on the upper side of the motherboard, on the right side from the screw mounting hole. Do I need to reinstall the hd for the power pads to be a diagnostic tool? That would almost drive me more crazy than no firewire. I had tried several combinations with diff keys but none of them had worked so far. Can you please help me out? On the following picture I disconnected the hard drive cable so you can see the power-on pads better. MacBook Pro Retina, 15-inch, Mid 2012 and MacBook Pro Retina, 15-inch, Early 2013 On this motherboard the pads located on the left side for the AirPort board. I tried resetting the nvram but instead of resetting holding down those keys makes it boot into the desktop.
Try each memory module at a time. You still should be able to short them with a small flathead screwdriver even without disconnecting the cable. Unfortunately, the key board does not work. I will try to take a photo. I am pretty desperate to save my files and my laptop because buying a new one at the moment just isnt an option and the logic board replacement is way pricey for a 5 year old laptop. I use the end key to get to the footers of webpages very often. We have setup a screensaver that locks the screen after some minutes.
Command + Arrows however does the trick. The logic board might look completely normal but the laptop will not turn on, will not run on the battery power, will shut down intermittently, etc…. Avisek January 19, 2014 at 9:15 am Thanks a ton for this article, Chad. Anyway once I put it all back together and it still did not work!!! When it would not turn on I figured the power switch was fried, I followed your instructions on how to by pass the switch, and success. So i decided to order one and even 3 from Ebay.
I cleaned it and managed to power on by shorting out the pins above but then the Macbook started to exhibit some star angle behaviour, it turned on by itself and then would not shutdown, well it did but it kept re-booting. With the use of this shortcut, you can quickly take the active app into full screen mode, such as when you want to focus on just one thing at a time, and then leave full screen mode just as easily. If I press the power button to turn it off, that works too. Could be motherboard related issue. The power-on pads located on the right side from the hard drive cable.
Douglas McLaughlin wrote: That doesn't work on my new MacBook. I was asked to fix a family Macbook Pro 17 Inch Early Mid 2009. I tried both and it turned my screen on its side!! I found a solution for this, but it is not something we can ask our users to do. I believe that non-English keyboards may have this key mapped to a different function. The power plug light stays solid green and when I first plug it in the fans and front white light come on for about half a second then stop. July 22, 2012 at 10:26 pm Thanks so much of this info.
However, after finishing that, the power button still does not operate. I never turn off mine. At this time I cannot tell where power-on pads located. Turn on the laptop via power on pads and before it chimes press on Option+Command+P+R keys simultaneously. You can try using a small and sharp flathead screwdriver. MacBook Air 11-inch, Late 2010 In this MacBook Air the power-on pads located right above the keyboard connector. The macsafe adapter is working fine, it is still able to charge my battery, etc.
Coffee spill, took it apart and cleaned it all with Isopropyl Alchohol, one of the tiny screws in the keybord is stuck and will need to be drilled out?? We cleaned it up and it continued to run for another hour then suddely turned off. Or should i download the file again from another Macbook and try to boot it with a usb stick? Strangely this process starts the computer the moment the mag safe is re-connected. Meanwhile, aty the location where you show the power pads to be for late-2009, my logic board looks exactly like your pictures for the 2 different late-2009 versions. The laptop should turn on, show a white screen and restart. Thank goodness we had uControl. I tried shorting with a paper clip, but nothing happened. I tried to short it several times making sure I was exactly on the 5th pin from the left and the metal stud.
If it is on, I can restart it like normal. Speaking of the Mac keyboard, the delete key is equivalent to the backspace key on a Windows computer — it deletes characters to the left of the cursor. If you wish to log a support case we can follow up and try to get to the bottom of it. DoubleCommand The current version of , 1. When the problem initially started I found that unplugging the mag safe power cord then plugging it back in seemed to get the power button to turn the computer back on again.