Macbook pro a1278 2011 video distorted or black creen

#Macbook pro a1278 2011 video distorted or black creen software
#Macbook pro a1278 2011 video distorted or black creen code

Removing ram and changing the ram amount or configuration will force it to re-examine the parameters of the board and environment. IвЂ™ve also used the system boot USB drive, to boot from and run diagnostics on the board. Below youвЂ™ll find a couple of solutions (mostly based on usersвЂ™ cases) to bring your Mac back to the light. All you see is a black screen on your MacBook Pro, no matter what keys you are pressing. ItвЂ™s a trial and error thing, but that has worked for me in the past. So you are trying to wake your Mac from sleep, and it just wouldnвЂ™t.

#Macbook pro a1278 2011 video distorted or black creen code

Getting it to boot all the way through is paramount in rewriting the exit code properly. ItвЂ™s really a bad instruction set at boot that needs to be re-written (kext) from my experience. You can also start up in safe mode by holding the shift key down all the way through the boot procedure. The fans should spin up, but then return to the normal state. Wait a few minutes, then restart normally. Then do a normal shut down, allowing it to spin and write itвЂ™s exit code. The fans will be on high, but let it boot all the way through to the home screen, if it makes it. It should start up after you push the power button after letting go. Hold down the power button for about 30 seconds, the apply power by the power supply while holding down, Continue to hold down for another 30 seconds.

#Macbook pro a1278 2011 video distorted or black creen software

You can buy that software on his site, but without the physical bypass, it's only a temporary fix, until you clear the PRAM or NVRAM.ДЄs far as the top question, IвЂ™ve had luck with turning off the unit, taking the battery out. So, if I do get one in, I let him do it for me for a modest price. I stay clear of that year, but MadMod is only 30 minutes away from me. It was an Apple recall to replace the Radeon gpu, but even after replacing it, they still eventually failed. Either way, you're faced with making the system believe that there is no other graphics processor but the onboard intel gpu.

MacBook Pro 13' Unibody (Early 2011) 2.3 GHz Logic Board 499.95 + view details MacBook Unibody Battery Connector 14.75 + view details 19.95. Or, software and a jumper cable to bypass and keep the sleep function working. MacBook Pro 13' (A1278) - Distorted Video Repair Guide Home Repair Guides MacBook Pro 13' (A1278). I've done several and both involve, either soldering wires to pads to jtag code onto the logic board. Or, you could bypass it using RealMacMod's method. The only 'permanent' fix is to jtag the unit using dosdude1's method. You can even have the GPU reballed and it will work for a while, but overheat again and return. Some software fixes work for a while, but it always comes back.

You'll need a hardware bypass on the grey screen to permanently disable the GPU.