Dicas Reparação




Modelo - Chassis 14


Pesquisa: 14 Enviar Dica Resolvida
Resultados 8053
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(Chassis)
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SonyKV1914
NO PICTURE Unit would blank out approx. after 1/2 hour, sound stillnormal. By turning set off for a while and turning it back on, the unitwould again work for a shorter period of time and blank out. Found thatby freezing vertical output IC unit would function nor
SonyKV1714
PICTURE NOISE Retrace lines in the screen. Found R721 and R722 reversedin circuit.
SonyKV1714
NO PICTURE No picture, distorted sound. Found VHF to be very snowy.
SonyKV1714
SET LOCKS ON CH 2 Set locked on Ch. 2 defective CX804 (IC033) decreasing 35Vsupply.
SonyKV1714
NO VIDEO No video. Just snow only. But if you adjust the tuningselector you can get ch. 7 and ch. 5 but if you go back to ch. 5 thesignal in ch. 7 will be erased. No -24V source.
SonyKV1714
DEAD Dead set, 1.6 amp fuse blown, horizontal out transistorshorted, B+ regulator shorted.
SonyHMK414
EJECT BUTTON OUT OF PROPER LOCATION When unboxed, eject button pushed inside of unit. No damageto box.
SonyHMK414
MOTOR FELL OUT OF PROPER LOCATION Cassette motor fell out of tape transport during shipment.
Philips14PV162
Calling installation menuThe installation menu is activated by the following procedure: - switch on the set by means of the stop key. - Press simutaneously the cursor left and the cursor right key on the remote control.
Philips14PT156B
No pic (field collapse) - sound okR3449 4R7 feed res to FOP chip o/c - no other fault detected
Philips14HT3303
Service code of the FM-Radio tuner.In the partslist of the Radio-SP/LS-Vbatt panel of the Chassis Manual L9H.2E, the service code of the FM-Radio tuner item 1901 was not indicated. The service code is 9352 632 70112
Philips14CN3001/05
Int low contrastCheck preset res (chan scan) isn't shorting to crt aquadag
Philips14CN2201
Dead - correct 100v HT on dummy loadScan coils - had arced across rubber wedge


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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