C64 ASSY 250407 shows random Colors on Startup

About this video

A C64 ASSY 250407 showing random colours at startup is worked through by Jan Beta, who checks the voltages, a suspect power switch and the VIC-II in turn.

Good to know: Soldering means burns and fumes; old solder contains lead. Board level fault finding, sponsored by a PCB maker. Part 2 covers the audio fault.

Why watch it

The audio fault is taken up in part two, linked under the video. Timestamps let a reader jump to the suspect that matches their own board.