Television power supply turn-on protection circuit

Details Television power supply turn-on protection circuit Television power supply turn-on protection circuit

H - Electricity

04

N

350/109

H04N 5/63 (2006.01) H04N 3/20 (2006.01)

Patent

CA 1241109

RCA 82,096 ABSTRACT A power supply for a television deflection apparatus is turned-on by a user initiated turn-on command. A fault detection circuit samples a voltage derived from the deflection circuit at the end of a predetermined interval that follows the turn-on command. The fault detection circuit issues a turn-off command to immediately shutdown the power supply, if such voltage is below a predetermined level indicative of a fault condition.

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