A historic look back at the Goldstar training video. At the time of production, the models using the PC-53A television chassis were, CL-14E20/F, CL-20E20/F,CL-21E20/F,CL20A96 and CL-20A96F.
This film shows the operation of the power supply, line output stage, frame stage and Micro processor. Also shown is the method of locating down H.T. rails and the symptoms you will see as each line is missing.