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black screen

  1. foleyo10

    Stuck asking for firmware password?

    Hello guys, I recently changed the thermal paste on my MacBook, it was working perfectly for a week or so, even running 10-15 degrees cooler. Unfortunately yesterday my screen + touchbar suddenly cut out to black. At this point I tried all the usual resetting smc, pvram, etc - all to no avail...
  2. E

    MP 6,1 MacPro Late 2013 6,1 Booting issues -- Black Screen

    Recently I experienced some issues booting. I sent it to Apple they replaced the GPUs, Logic board, and a few cables. I got it back yesterday and it still is having issues booting correctly. The boot issues are the following, it boots perfectly fine into Windows 10. If I restart my computer and...
  3. F

    MP 1,1-5,1 R9 290X 5.1 No Signal

    Hello there! I am totally new here and to cMP. I just got mine a few days ago and started 'playing' with it. It arrived with High Sierra 10.13.6 with the original GT120 in it. It worked fine. I updated to Mojave with a GTX 560Ti (although my screen was black the entire time during install)...
  4. A

    Apple Watch SE Black Screen

    I haven't found anything searching this forum about it yet but if its already been answered, can someone point me to it? Ever since 2 updates ago my Apple Watch SE will every-so-often have an unresponsive black screen after I turn it on. It usually happens if its on my wrist while its turning on...
  5. phorust

    M1 MBP won't wake from sleep / hibernation

    My M1 Macbook Pro (13-inch, M1, 2020) seems to shut off while sleeping somewhat often, requiring a power cycle / hard reset in order to turn back on. It seems to happen often when it's plugged in charging for a long time, like overnight, and I'll open it to wake from sleep only to get black...
  6. S

    iPad Air Help: Cause Ipad air 3 blank/black screen issue?

    Hi all! So since a few months my Ipad air 3 has the blank screen issue Apple recognizes in the following article: https://www.google.com/am...ank-screen-issue.html/amp My IPad air 3 has this exact issue (and is among the ipads produced between Mar-Oct 2019) but after many attempts to have my...
  7. devoooo

    MP 1,1-5,1 MP 1,1 Turns on but won’t chime, won’t boot, and a black screen

    Hey, so recently I decided to upgrade the EFI of my Mac Pro 1,1 to go to a 2,1 (netkas method) and the EFI & SMC upgrade was successful. I also enabled AHCI for Windows via OS X Utilities. Everything went well, OS X and Windows booted flawlessly until I tried OC the Front Bus like my friend did...
  8. T

    MP 1,1-5,1 MP 4.1/5.1 Recovery mode/boot screen won't work at all

    Hi! At start I'm very sorry for my English. It's not my mother tounge. I'm quite new in this. All I wanted is cheap Mac device that is quite powerfull so I bought 2009 Mac Pro with HD 5870. All I did was to change graphics card so I bought RX 470 and Installed it. Beacuse I wanted to play some...
  9. mixedfeelings

    MP 1,1-5,1 Mojave 2020-006 bricked my 5,1?

    Hey, all! I have a 2010 cMP 5,1 basic quadcore cpu, in Mojave with a Sapphire Pulse RX580 8gb GPU. I have kept it mostly up to date, but it only had the 140.0.0.0.0 firmware. I recently ran the 2020-006 update and it seems to have bricked my machine. When it restarted, both monitors were black...
  10. A

    Help! Worn-out TiBook won't boot

    Hi everyone! So got myself my second TiBook (the other is in my apartment, this one at my parents place) for 15€. So not a lot of money, but in the seller's blurry pictures it actually looked quite good, just said "untested because no charger". So I got the computer; it's (like most TiBook out...
  11. F23

    Daisy Chain Dell monitor on M1 Mac Mini?

    Since the M1 Mac Mini only supports 1 display with each port type, would it be possible to use dual Dell monitors through 1 USB C/Thunderbolt port by using daisy chaining of the DP 1.2 port? HDMI has been causing major issues with black screens and flashing so I am looking to use just the USB C...
  12. skinnycappu

    Big Sur Install Stuck on Black Screen (MacBook Air 2015)

    I do not get any error messages. The Big Sur update has been running for hours but there is no progress. It is stuck after one of the reboots in the black screen with the white Apple logo and the white progress bar underneath it. It has not moved forward in hours. Should I reboot? Will I mess...
  13. H

    Late 2016 MacBook Pro A1707 - black screen but functions w/ Monitor. NOW nothing.

    Have a Late 2016 MBP 15”. Last week the screen went black while using it. Did SMC, PRAM, VRAM resets. Hooked up to an external monitor and it worked just fine for a few days. NOW nothing happens. Won’t turn on. Won’t make noise, no fans, no blips nor bleeps. I was prepared to order a new...
  14. C

    iPhone 8 black screen. Home button works.

    Hi folks. I just dropped my iPhone 8 on a vinyl floor. The screen was a bit cracked prior to this. Now the screen is black and nothing happens when I press the buttons. The home button responds with a soft "click". I tried to call myself from a land line, but apparently the phone is off. Can...
  15. N

    Worth repairing on a MBP 15" Retina mid-2012 the solder joints of the U8900 chip causing GPU VCore failure ?

    I have a MacbookPro 15" Retina mid-2012 going black screen whenever it switches to the dedicated GT650M NVidia GPU instead of the integrated GPU. This is apparently a well-knowned issue due to the bad solder joints of the U8900 power buck converter causing GPU VCore Failure. It has been...
  16. ascender

    MBA 2020 Crashes after being unplugged from LG 4K Ultrafine Display

    I've done a search in this forum and can't see anything on here, but I vaguely remember similar issues with other MacBooks when the Ultrafine displays were first released. Typically what will happen is that when I unplug the single USB-C cable from the Air, the machine will either immediately...
  17. J

    16” i9 dgpu MBP won’t startup

    Have had kernel panics before, but today it wouldn’t wake up at all. I could get it to come back via an SMC reset, but the minute i plugged a peripheral in, it crashed. Tried again with reset, restarted, but nothing. Now, the SMC doesn’t even seem to work. I’ve also tried the NVRAM reset...
  18. N

    Black screen before apple logo iMac problem

    Hi, I wanted to put what happens to me around here in case someone can help me. I have an iMac 21.5 late 2015 the model is 16.2, in which I just installed a Samsung 860 EVO external SSD in a Sabrent case, the ssd works fine at good speed when you use normal computer. The problem is that when...
  19. D

    MP 1,1-5,1 Mac Pro 5,1 - Mojave Blackscreen

    Mojave and Catalina Black screen Hi guys, I have a flashed Mac Pro 4,1 -> 5,1. I installed a couple of months ago Catalina with opencore. On Saturday I decided to delete OpenCore and perform a fresh install of Mojave. I delete all the files in the EFI partition (where OC is installed) and...
  20. K

    MP 1,1-5,1 Mac Pro Upgraded CPU resulting in Black Screen

    I have a 2009 Mac Pro which I successfully (with the help of this forum) upgraded to 5,1 to Mojave running a RX580. Got it to run and work off of my NVME. Everything at this point works, the screen works. I then upgraded the CPU to dual X5680 3.33 ghz, which I purchased used off of Ebay that...