support.apple.com · Saved

Apple TV: How to run diagnostics

support.apple.com/kb/HT1560?viewlocale=en_US

From the page

Saved with the link. Notes from 2007 to 2016 are mostly the page's own words, so this is probably an excerpt.

You can access diagnostic software on the Apple TV Recovery screen. To access the Apple TV Recovery screen, perform the following steps: