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SAMSUNG LE46C650 SWITCHING OFF AND ON

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rolec:
LE 46C650 freezes then coloured  vert/coloured lines appear then it switches off  this keeps repeating also remote does not work any one had this fault before ???? maybe tcon

sparky:
Hi sounds like mainboard faulty bga chip ?
Dave

rolec:
 Thank for reply Sparky  obtained used main board from 55C65O  so now working but will not play  previosly recorded items says DRM Protected has anybody a schematic for main board in these sets or similar boards i would like to attempt tracing fault on original any help much appreciated.   Regards Rolec  PS   (Has anyone  tried changing model no in service menu on these sets  as the 40/46/55 boards all work but show wrong model obviosly)

sparky:
Try getting into service menu and alter settings tv in standby on remote
press info menu mute power on in that order and try a reset for
model number

rolec:
Thanks found settings for numerous models and screen sizes set to 46C650  but  then lost pvr  so  did hotel mode hack again to reinstate pvr. Regards Rolec

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