UK Vintage Radio Repair and Restoration Discussion Forum - View Single Post - Non-working Commodore PET 3016

ScottishColin · 11th Mar 2021, 5:53 pm

All - the video signal 'wanders' whilst the UF9 is out. It starts as a checkerboard, but wanders to a completely white screen after 15 seconds or so.

If I press down the empty UF9 socket, it goes back to the checkerboard. Is this a bad connection on the new UF9 socket?

Colin.

11th Mar 2021, 5:53 pm	#914
ScottishColin Octode Join Date: May 2012 Location: Perth, Scotland Posts: 1,804	Re: Non-working Commodore PET 3016 All - the video signal 'wanders' whilst the UF9 is out. It starts as a checkerboard, but wanders to a completely white screen after 15 seconds or so. If I press down the empty UF9 socket, it goes back to the checkerboard. Is this a bad connection on the new UF9 socket? Colin.