Like others with this problem, I've tried the usual resetting SMC and NVRAM. And one user said the problem does not happen in bootcamp/Windows on his mini, just in OS X. Also assume total HDMI cable run is not extremely long.)Īlong with finding your article, I also saw some owners in apple's support forum with the exact same problem using (2014 series) RX-A1040/2040/3040 receivers - Mac Mini HMDI Chronic HDTV Refresh Problem?, but no resolution yet as of last post on Dec 21st. ( Assuming the AVR to TV video is ok for other things (disc playback, etc), otherwise I'd suggest trying that cable with the mini to TV connection just to ensure it's not a factor. No problems if directly connecting the mini HDMI to the TV, so the HDMI cable must be OK. The TV's display blacks out for a second or two about every 7 seconds, like clockwork.

Our Onkyo failed again and we got a great deal on an 'open box' 2040 that appears unused, which we really like in general but it's been basically useless with the Mac Mini. (Also note problem is not limited to just Mac mini and Yamaha AVRs.) 'I saw you have a 2012 Mac mini and a Yamaha receiver setup mentioned in an article from a couple years ago ( general tips for OS X surround sound) and want to ask for any ideas about the problem we're seeing with a RX-A2040 replacement receiver. Reader report follows, but see below for lots of notes/tips, info from my tests (OK), Yamaha user manuals, etc. (The original posts, tips and test notes from January 2016 - later updates added below.) Mac Mini Repeated Video Blackouts every few Seconds with some Yamaha Receivers Mac Upgrades/Mods | Storage | Video | Audio/Home Theater | macOS Updates/Tips/WiFi Archive of January 4th, 2016 News Go to Current News Page

Failing to connect hdmi from mac to tv