Dicas Reparação




Modelo - Chassis 66CS03H


Pesquisa: 66CS03H Enviar Dica Resolvida
Resultados 31
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MarcaModelo
(Chassis)
SintomaCausaSoluçãoPor:
SharpCS 59/66CS03H
trips, no pic or sound, but bright light on top of screen with random coloursQ707 BC338 o/c in "all time" 5V supply
SharpCS 59/66CS03H
stuck in stbyQ704 BC338 o/s
SharpCS 59/66CS03H
sound Ok, no pic. Flyback lines visible if A1 turned up.R640 180R fusible s/c (RRXZ227BMZZ)
SharpCS 59/66CS03H
slow to come onC712 220uF 25V
SharpCS 59/66CS03H
slow start from cold, NICAM LED is onC714 1000uF 10V 105degree
SharpCS 59/66CS03H
poor focus (looks like CRT faulty)R618 22k gone high
SharpCS 59/66CS03H
no teletextno video on pin 10 IC401 due to Q451 2SA1037 and Q901 2SC2412 leaky.
SharpCS 59/66CS03H
no sound, pic OkSound muted by Q314, Q313, Q315 not getting +40V supply from line stage, R643 5.6R o/s. These components are not market on CCT, instead refer to CCT of 51CS03H
SharpCS 59/66CS03H
no response to remote or front buttonsD1101 (RHEX0545BMZZ) s/c, no supply to pin 1 IC1010
SharpCS 59/66CS03H
no pic, no sound, set trippingR628 getting hot, 45V supply down to under 10V due to Q704 BC338 s/c (+5V standby and sound supply)
SharpCS 59/66CS03H
no line drive, red and green LEDs on, all secondary volts OkR740 330k 0.25W o/c (no volts on pin 15 IC1010)
SharpCS 59/66CS03H
int. dead, LOPTr runs hot and blows after a few dayspoor connection on scan plug on scan coil (not pushed fully to locked position)
SharpCS 59/66CS03H
frame collapseno 5V supply, replace Q707 BC337 and R643 5R6 0.5W
SharpCS 59/66CS03H
field bounce and then field roll on text onlyC604 330uF 10V
SharpCS 59/66CS03H
dead, no green LED, only neonaudio stage s/c shorting +16V and -16V rails. Replace D305, D306, D307, D308, Q305, Q306, Q311, Q312


Assistência TécnicaAs dicas apresentadas destinam-se a técnicos de eletrónica, a tentativa de reparação ou assistência sem ter conhecimentos de eletricidade e eletrónica, podem provocar danos mais graves aos equipamentos e, devido a tensões muito elevadas em alguns circuitos, graves danos fisicos que podem constituir um risco em determinadas reparações.

Não arrisque reparar equipamentos com tensões elevadas se não tiver conhecimentos técnicos para o fazer em segurança.

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