Dynacord Powermate 600 Powered Mixer, two channels not working. Can we fix it? Mixer Repair

Picked one by one from a mixed channel after transcript vetting: Mix of methodical repair tutorials and non-teaching flea-market/car-boot hauls.

A 46-minute video from Learn Electronics Repair: “Dynacord Powermate 600 Powered Mixer, two channels not working. Can we fix it? Mixer Repair”.

Video by Learn Electronics Repair, played through YouTube's embedded player.