If not under warranty and you think it is a hardware issue, take it to your nearest Apple Store and ask to see the Apple Genius. If under warranty, contact Apple if you think it is a hardware issue. I was lucky enough to get the new 2013 high-end Macbook Pro Retina (15in) yesterday and started wondering about how it compares to the mid-2012 Retina. It does sound like the symptoms have a definite cause, such as a dead clock battery, or a bad graphics card, or even, unlikely though, a virus. USB 3.0 to SATA Converter for SSD/HDD An external 2.5' Drive Enclosure Thunder Bolt Cable. Next I would try booting from the System installer SD or DVD holding down the c or option keys, and in the options screen that you can't see, just pushing the right arrow once and guessing at the choice.Īnd if I had access to an external monitor to try, I would, again to attempt to get more diagnostic info from the system. Your choice of cables depends on other Macs you have available. This review only relates to MacBook Pro machines which have dual display adapters fitted. Next I would try to load the Apple's Hardware Test utility by holding down the d key on boot. With gfxCardStatus, you can see when your dual-video-card-equipped MacBook Pro uses each GPU. Next I would try booting with various options such as with the shift key to disable extensions. If you have remote access enabled or remote login, I would then boot and try to get logged into the system that way to better diagnose the issue. While I was using my MacBook Pro (Retina, 15-inch, Mid 2015) running 10. I see that you did a PRAM reset, but it doesn't hurt to try resetting PRAM continuously 4 to 6 times in a row quickly. Install gfxCardStatus and then click on the i menu when it appears in the. Can anyone else with the same model rMBP verify whether this is normal? I notice in the system report at Graphics/Displays, it only gives me something about the integrated "Intel HD Graphics 4000". I'm using gfxCardStatus and I notice it isn't really able to switch to the discrete GPU anymore.ĭoes anyone recognize this issue? I suspect it's a hardware issue (broken GPU? broken connection to GPU?), are there any more tests I can do? Most things seem functional, besides it being a bit sluggish and the fans still stay at full speed (and there seems to be a LOT of battery drain). After lots of fiddling with plugging and unplugging an HDMI cable to an external monitor, I eventually got the screen to turn on. I did a PRAM and SMC reset, both to no effect. After it boots, the fans stay on at full speed. After a while, I can hear ticks as I adjust the volume, I can adjust the keyboard backlighting, etc. I do hear the startup chime, and it actually does proceed to boot, but the screen stays dark. When I boot it, the screen is black (no backlight: Apple logo doesn't light up). Since yesterday I've been having major issues with my 15" Retina MacBook Pro (mid 2012 model). 1 As long as you have set 'Automatic Graphics Switching' in System Preferences > Energy Saver discreet graphics get automatically switched on when you need it.
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