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Results: 14170

PHILIPS Repair Guide: Common Issues and Fixes

Brand Model Fault Detailed Problem Solution By
PHILIPS14PT 110A
Does not turn on pulsating power supplyC 2550 331n x 1k6 shorted Just change it and it was ok!CARLOS AUGUSTO ELETROSILVA CANAVIEIRAS BAHIA
PHILIPS21PT230A
Time calls time doesn't callC 2442 smd with cold soldering, just resolder and go for the hugCARLOS AUGUSTO ELETROSILVA CANAVIEIRAS BAHIA
PHILIPS20PT3331/78R
Audio with strange whistling noiseWhen testing the audio circuit I found a 4n7 smd c2201 capacitor without capacitanceWhen replacing c2201 4n7 smd the TV worked with normal soundWeslley Mendes
PHILIPS21PT5433
TV turns on, relay clicks as if it were going to work, but the filament doesn't light up and after a few seconds it turns off by itself.Replace without testing the 2 resistors 3443 and 3444, both 3r3. problem solved.ELETRONICA SÃO FRANCISCO This email address is being protected from spambots. You need JavaScript enabled to view it.
PHILIPS20PT4331
When turning on without audio, as the TV heats up, audio appears.470uf 16v capacitor 2444This problem usually occurs when the capacitance is below 400μFELETROSONIC (GARANHUNS)
PHILIPS14PT3336
Green screen with retrace linePci cinescopioRebuild the PCIeletronicaapolo
PHILIPS29PT5642
Doesn't startPhoto couplerIc7513 in most cases of philips without connecting, and with horz output, good 3v3, 1v8 regulator transistors, the defect is almost always in the photo.ELETROSONIC (GARANHUNS)
PHILIPS29PT8457
Lack of widthCheck -2.2 v at the base of the tr 7408 in case of positive voltage change c2486Capacitor c2486 with leaking hd lineELETRO CENTER
PHILIPS14PT3131
No audioOpen speaker coilReplace speakereletronicaapolo
PHILIPS29PT4636/78
Does not turn on, LED does not light upHorizontal output, short between base and emitter.Transistor replaced
PHILIPS20PT4331
No audioC 2444, note: location near. from the vertical outletReplace c2444 470mf/16vcarlos (dalua)
PHILIPS29PT5642
When it turned on it worked all day but the next day it didn't turn on but02 capacitors that are located after the 3.3 v ceramic regulator, I replaced them both and that's it, I don't know which of the two was bad, I didn't want to waste more timeitan
PHILIPS20PT529A/78
Turns off after a whileCheck fly back ground welding
PHILIPSAZ1836
Doesn't startTransformerReplace the thermal fuse of the transformereletronicaapolo
PHILIPS14PT218
Vertical stretching after some time closes the upper screen until the bottom completely disappears the imageReplacement of diode 6405 and capacitor 2417fabiusmax
PHILIPS20PT438A
Doesn't startR 3404 6r8 open, only the LED is onCARLOS AUGUSTO ELETROSILVA CANAVIEIRAS BAHIA
PHILIPS21PT5437
Tsound are times when it doesn't turn on, when it does turn on, it keeps going off, sometimes it's goodPower supply coupler 7515 variano change the sameThis email address is being protected from spambots. You need JavaScript enabled to view it.
PHILIPS20PT529A
Filament turns on and off, power supply with 70vTransistor 7540 (bc547) shortedReplace resistor and check photocoupler
PHILIPS20 GL 1045
Whistle at the power supply on stand byVarnish fountain trayaliomarp
PHILIPS20 GL 1045
Shorted flybackaliomarp