not sure if a AVR has anything to do with it. HDMI stands for High Definition Multimedia Interface and for proper communication between two hardware components, both receiver and sender devices must recognize the HDMI signal and is often called HDMI handshake. It had taken some kinda hit. Situation If you experience sudden unexpected complete, (not partial), loss of audio & video, video only or audio only the cause may be an HDMI hand shake problem. Ok so heres the thing, the handshake is happening somewhere and I'm not sure where, my tv doesn't have a reset setting and the manufacturer tech support is useless. So simply by changing the HDMI channel from 1 to 2, could solve the problem and then present you with your image. It seems to me that sending it back into repair is a wasted effort. Come join the discussion about home audio/video, home theaters, troubleshooting, projects, DIY’s, product reviews and more! Home Theater Receivers | Processors | Amps, VerticalScope Inc., 111 Peter Street, Suite 901, Toronto, Ontario, M5V 2H1, Canada. The garden hose analogy doesn't hold any water in this example. • The connected monitor equipment or other equipments do not spport HDCP • The AVR-5805 will not output video signal unless the other equipment supports HDCP • The settings of "MONITOR SELECT" is not appropriate. Bulwell If that handshake isn't being met, in effect your audio video devices will stop communicating with one another and the HDMI signal might fail or repeatedly drop out. In case there is a miscommunication due to one reason or another, there will not be any output on the display or audio device. A few months later, lost everything. Nottingham Look for them in the lists below, and there’s every possibility you will have your problem solved very soon without someone else’s help. +44 (0)115 9770075, CYP - QU-10-4K22 1 to 10 HDMI Distribution Amplifier UHD, HDCP2.2, HDMI2.0, CYP -AU-D250-4K22 Advanced DAC with HDMI Switching and Audio Breakout UHD HDCP2.2 HDMI, CYP - SDV-FTX SDVoE 18Gbps HDMI DisplayPort over Fiber Transmitter. If you try and change too many variables, you're never really sure which part of the system might be wrong, so, try one thing, if that doesn't work, move onto the next. Check your HDMI cables and connections - Make sure that everything is seated in the right place, plugged in where it should be, connected properly. At the moment, my cable receiver is unable to get an audio signal from the hdmi while it is able to get a picture. Is the Source device (eg. You should try a different input on the TV. When you turn the tv on it looks for a hdmi source and when the handshake with the dvr fails you get no signal. HDMI / HDCP Handshake issues occur when the source doesn't accept the keys from HDMI Distribution equipment. It is not guaranteed to fix all issues. Try altering the resolution - the display device may not be capable of supporting the resolution the Source is trying to deliver. I don't understand why a HDMI signal would damage a receiver, but it's happening. I have a Denon AVR1312 amp (yr.2012), Macbook 13-inch Aluminum (yr.2008) and Panasonic Plasma 42" (yr.2011). But what happens if the picture disappears, or even worse, no picture appears in the first place? • Check the settings of "MONITOR SELECT". 2 Press … Check the obvious! HDMI can be very tricky. If a malfunction occurs, HDMI DIAGNOSTICS mode can be started without turning off the power. And also - as simple as it sounds - check that the power to your source device is switched on of course. This brings us to the first point of our top tips to start with - to check the basics! This is happening on mulitple devices, what is the fix? CIE is one of the UK's leading and most innovative professional AV distributors and is a leading provider of HDMI and HDBaseT professional systems and devices. Check there isn't a loose connection on either the Source or Display end of the HDMI cable. But since Time Warner has replaced the cable box 3 times, cleaned up the feed, and also boosted the cable feed to our neighborhood I still think it's the Scientific Atlanta box since it only does it during a TV show. Or the HDMI cable has failed or been damaged. Situation If you experience sudden unexpected complete, (not partial), loss of audio & video, video only or audio only the cause may be an HDMI hand shake problem.