Microsoft Xbox 360 Console "unsupport hdmi" Questions

My xbox 360 elite has no picture, I'm using the HDMI cable and the message I get is unsupported signal - any clues please there is a switch on the av cable that says tv or hdmi be sure the cabel is ...

hdmi cable all i get is sound and the screen just says unsupport that normally means that the TV doesn't support the software version...need to contact either the tv makers support number, or Xbox

I plugged my XBOX 360 Elite in and it tells me unsupported signal check output device. on my tv i do not get sound or audio on my buddies flat screen he gets sound but no video ok i had the same ...

why my hdmi cable keeps saying unsupported signal. check your device output use a normal cable to connect to you tv and check the resolution that the hdmi is trying to output. if it wont display with ...

my ps3 is hooked up though HDMI to my emerson lc195emx. but the tv says its an unsupported format. why? is it because the tv only has 720p out put?? Try turning off the power to your console using the

So my ps3 will turn on but i get no picture whatsoever and my tv says unsupported signal. I have checked all hdmi cables and they are working correctly. You are probably plugging HDMI cables into A/V ...

...hdmi lead to tv all connections are right was on ps3 yesterday then there was no picture it says unsupported video format on tv but the hdmi lead is the right socket whats happened It sounds as if ...

when i connect to my television with a hdmi cable i get unsupported signal check input connection... You need to put your a/c cables back in and put the tv on av in and then go to system settings and ...

...the screen goes black and stays black so i switch to hdmi 1 also and nothing happens and it says unsupported video signal.... So i want to know how to get my new tv to work and if i need a newer ...

My PS3 has video, but no sound using HDMI. It gives me a message on the tv saying "Unsupported audio signal. Check your device output." I've played with the audio settings on both the PS3 and the ...