Dicas Reparação PHILIPS





Pesquisa: PHILIPS

Resultados 13482

MarcaModelo
(Chassis)
SintomaCausaSoluçãoPor:
Philips32PW9765Pumping effect (horizontaly) of the picturePumping effect (horizontaly) of the picture during picture changes from low to high luminance Implement a high voltage bleeder in the set on the following way: Modifications on the Large Signal Panel: Change position C2448 into 10nF (4822 121 41857)
Philips32PW9763/05 MD2.25ESt/by only with led flashingMain micro on control board pin 53 stuck hi due to D6227 zener 3v3 sm o/c. For more info see TV mag Nov 2001
Philips32PW9611/58Green LED comes on at sw on briefly then reverts to red led (St/by) with no 140v at +Afull wave bridge rects all s/c & safety res 2r7 15w. The chopper mosfet, with strange markings was also s/c type :G239-1HEX fitted a IRF PC 50 rated at 11amp. In lieu
Philips32PW9544/05MDead with flashing LEDSt/by relay - can swap this one with degauss one for test purposes pt no 4822 280 10375
Philips32PW9525Pumping effect (horizontaly) of the picturePumping effect (horizontaly) of the picture during picture changes from low to high luminance Implement a high voltage bleeder in the set on the following way: Modifications on the Large Signal Panel: Change position C2448 into 10nF (4822 121 41857)
Philips32PW6515/05 SA10EHum from front speakerRemove link 9710 & connect link from 9710 (C2702 end) to link 9278
Philips32PW6332Service mode adjustmentsShort pins S42 & S43 on signals board (upright board on L). Now have various options available
Philips32PW6332No soundEnter service mode & check option NI (Nicam) - should be "Y" (yes) next to it
Philips32PW6005/05 SA10ESt/by onlyResolder SMD TDA8885, it is located on the sub-board next to the tuner.(Runs very hot)
Philips32PW6005Set inoperative and PTC defective.Check and replace if necessary position 3912 on the large signal panel by 4822 116 10105 IRIS CODE : M11X
Philips320 MonoNo picture.C2207 , T2828.
Philips31DV3Not recording SoundThe cause of this fault was traced to 3230, the resistor had gone high. The resistor had changed from 2k7 to 4k3.
Philips31DV3Intermittent loss of picture and sound, teletext also affectedCheck EPROM on the teletext PCB. Check IC 7751 (KSTX1), might be faulty when warm.
Philips31DV3Change of threaded in time after rewindAfter rewind to tape begin, the above VCRs go to the threaded in position. If no function is requested, after 6 minutes the VCR dethreads to the stop position where it stays for 2 minutes before returning to standby. From week 41 the waiting time at th
Philips2B 28CT8890/79R White screen with normal soundC2638 4µ7 350v in RGB o/p supply



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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