Anleitungen, zu denen ich beigetragen habe
Antwort auf „Black Screen and lock button not working... What should I do?”I downloaded software called Reiboot which did the trick for me. It's strange that nobody has mentioned it here. It's free and allows you to put your phone into recovery mode and then break out of recovery mode, effectively rebooting your iOS device from your computer. They appear to have a Mac version and Windows version.