I AM ON MY FOURTH VIP 622 RECEIVER. I HAVE EXPERIANCED THE SAME PROBLEM WITH ALL OF THEM. WHILE ON TV1, THE RECEIVER WILL SHUT OFF. YOU CAN HEAR THE HARD DRIVE ON BUT ALL OF THE LIGHTS ARE OFF. IF YOU SIT THERE, THE LIGHTS WILL RANDOMLY COME ON. IF YOU ARE LUCKY, YOU WILL GET THE GREEN, BLUE AND YELLOW TO COME ON. BEFORE THE SATILLITE IS CHOSEN, YOU WILL HAVE A RECEIVER SHUT DOWN AGAIN. IT WILL NEVER STOP ONCE IT STARTS. DOES ANYONE HAVE ANY IDEAS? NO HEAT, HAVE TRIED ALL OF NETWORKS IDEAS AND THEY KEEP SENDING NEW UNITS.
