Search found 2 matches

by C64Person
Tue Feb 18, 2020 2:53 pm
Forum: Help!
Topic: C64 With Black Screen
Replies: 5
Views: 34

Re: C64 With Black Screen

Thanks, everyone, for the quick reply. I left the computer on for probably a good half hour, and none of the chips seemed extraordinary hot. There are quite a few socketed chips, including a few that I did when I was testing RAM and removing CIAs. I am mostly comfortable with using the oscilloscope,...
by C64Person
Thu Feb 13, 2020 4:02 pm
Forum: Help!
Topic: C64 With Black Screen
Replies: 5
Views: 34

C64 With Black Screen

I have a Commodore 64 that is producing a black screen video signal. I have done a lot of troubleshooting, and am not seeing any change. I originally had a power supply that was producing too low voltage on the DC line, so I wired a 5 volt DC power brick (for iPad) directly into the DC pin on the C6...