This is an AV issue, but looks to be Mac-specific, so posting here rather than in the A/V Club. Sorry for the length, but I'm trying to supply all relevant info) Summary: I have an MBP connected via ...

These days, if you need to connect two devices via wire, you'll most likely use HDMI. This display protocol supports all sorts of device pairings. It lets you use your iPhone with an external display, ...

Before we talk about the advanced level of troubleshooting, let’s get a few things straight. First, Make sure your HDMI cable is not at fault. You can try it with another computer or another TV.

With the advent of affordable 1080p displays, 8-channel 192 kHz sound systems and high-definition A/V sources, consumers are switching to HDMI & DVI uncompressed digital A/V interfaces en masse. Why?

The HDMI eARC port found on most TVs is an upgrade from the HDMI ARC standard with higher audio bandwidth that supports ...

HDMI is backward compatible, so there's never an issue with using a newer cable with an older system, but the reverse isn't ...