Yamaha e463 keyboard won't display

Question

I have a Yamaha keyboard e463 that won't display but powers on. Can you please help me with vital solution to the problem?...

SzBálint · Answer

JÓ ESTÉT! Mérni kell támpontok itt https://elektrotanya.com/showresult?what=YAMAHA%20E463&kategoria=&kat2=all ...

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