Sinclair ZX80 / ZX81 / Z88 Forums

Hi all, I have a broken Spectrum +2A and I am trying to fix it. I plugged it in to an old TV via a RGB to SCART cable and after turning it on I get strange green lines on the screen (https://youtu.be/XHhJivRtls4). I only plugged in the board with power and the RGB cable. On visual inspection the onl...