Thunder bolt A1407 shows a black screen does not seem to be powering up
Thunderbolt A1407 shows a black screen that does not seem to be powering up
User profile for user:
SnickZ.
User level:
Community Specialist
Hey Mac-userN, thank you for posting here in Apple Support Communities.
We understand that you're experiencing issues with Apple Thunderbolt display, and we'd be happy to help. To start, we ask that you give the troubleshooting steps within the following resource a try: Get help with video issues on external displays connected to your Mac
Please be sure to perform each step as they're suggested, and let us know the results.
Cheers!