samsung 50" 1080ip hd tv

[welshpaddy]

keep getting a a black rectangular patch 1and a half inches by 1 inch on the right hand side of my screen about 6 inches up from the bottom right hand corner comes and goes got spiderbox connected just rebooted spiderbox and it disappears

[Dark Cloud]

aha ha,..... ! had that on a Samsung. It woz coz I had HDMI & Scart connected at the same time and one or other was loose.
A reboot and fiddle with connections fixed it !.