Technics SL-DZ1200 CD Player "london video" Questions

...video started to hang, and when the unit was restarted it displayed "OPEN HEADER ERROR" how to upgrade the player? mp-300pro? where to download the updates and if there is any password, what is the ...

...but no sound comes out please would be thankfull for info or anywhere to get it sorted am in sw london Not an easy fix. Take it to Hard To Find Records in UK - htfr.co.uk - OPTiC Repair Videos ...