Many thanks Bert Bareham I purchased a lens cleaner CD but it made no difference.The problem ribbon cable that's faulty rather than the laser or lens? Would appreciate your further guidance more...
Technics SL-MC4 61-Disc CD Changer - Troubleshooting
Yes, most probably cleaning the lens will be helpfull. Dip the cotton part future. Keeping CD's clean of course is recommandable.
Lasers are not eternal; their power output will more...
Technics SL-MC4 61-Disc CD Changer - Troubleshooting