SHARP CRT misterija?

SHARP 70GS-64S CRT, svijetli samo tinjalica, ostalo mrtvo. Na elektrolitu napajanja je 400V (???) Prvo sam mislio da je crk'o univerzalac, ali drugi isto pokazuje!

WTF? Istraga je u tijeku.

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vaso
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Na 'vratima' powerMOSFETA impulsi oko 2 Vpp i oni su ga pomalo otvarali te povratno nabijali elektrolit na 400V.

Reply to
vaso

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