Dicas Reparação








Pesquisa: 10CX1120

Resultados 20

Dicas de reparação para: 10CX1120
MarcaModelo
(Chassis)
SintomaCausaSoluçãoPor:
Philips10CX1120Field scan erratic with cramping across centreC582 10nF ceramic cap leaky - pin 20 TDA1770
Philips10CX1120FIELD INT CRAMPS , SOMETIMES COLLAPSESC582 10nF ON PIN 20 TDA1770 FIELD IC
Philips10CX1120Dead.T9629 ( BUZ71 ) s/c , plus drys around LOPTX.
Philips10CX1120Dead on battery - ok on mainsC23 1æ in psu - also D37 o/c causing 8v supply to be slightly high (did not affect operation)
Philips10CX1120Chan display "88", slight tuner drift, no chan change, pic goes dark, sound drops, won't sw on from cold, screeching from LOPTx & LOPTr gets hot etcLine ripple on supply lines due to pin 12 LOPTx high resistance connection to chassis earths




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