PHILIPS TV Repair: Common Faults and Solutions.


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PHILIPS Repair Guide: Common Issues and Fixes

Brand Model Fault Detailed Problem Solution By
PHILIPS21PT 6432
Power supply does not weaponPhoto-coupler (7515), even if it is normal, replace it with a new oneMarcelo
PHILIPSLX 600
It turns on normally and after a while it locks all functions, to turn off just by pulling the plug.Desoldering with micro workstation.Bruske
PHILIPS21GL1369 /78R
Green screen retrace linesRaah15Silvano
PHILIPS14PT3336
Power supply drops to 70-75R3527 alteradaJOSEILDO
PHILIPS20PT3331
Audio output poppingCapacitor c2444 (+b filament filter)
PHILIPS20PT3331
No audio, video ok4.7nf capacitor in parallel with c2201 (pin 31 of the micro)
PHILIPS20PT3331
Turns off after a few seconds+8v low, check r3491 and q7491(bc847)
PHILIPS 20GR1050 /16B
The sound reaches +/- halfway and no longer increasesTV in hotel mode,Program 38 and press the store and control-up keys simultaneously, more information at 20gr1050 hotel modeJ.Barros
PHILIPS29PT4635
L9.2A		Tsound is no audio, ampli ok and pre ok24c08wp memory with defectAfter seeing the setup and all the service modes, I replaced the eeprom and the functional potato was ok.layr
PHILIPS14GX8510 /54R
Doesn't startOpen resistor r3561
PHILIPS25GX1888
ANUBIS		DeadC2506, c2516 check welds on the vertical sops plate
PHILIPS29PT558
Black band on the right sideTwo driver transistors bc337, bc327
PHILIPS25PT4423
L6.2AA		TV dead, no LED lights upVoltages are all correct, but the 5v one is blocked.Even if measured it looks good, replace the tr 7505 (bc337) in the power supply.electronico
PHILIPS29PT752A
Turns off intermittentlyCheck cold solder on jump 9914, photo coupler 7904, r3926,3944,3976 and 7904Trindade
PHILIPS29PT752A
Poor contrastCheck on the 7770 na Plata Yuv.
PHILIPS20PT324A/78R
Screen with white tracesCheck r3416-3317-3327-3337-3341-3348 and cap. c2331
PHILIPS29PT4631
Vertical stripes with image shifted to the right with a dark bar on the left sideCheck r3490, 3469; 3242,c2255 and 6449 diodeJoão Antunes
PHILIPS28PD6932
Turns off intermittentlyCheck 2455 diode 6449.changed trt 7450 (pdta114e) d 6453 (bzx384-c6v8)João Antunes
PHILIPS28PD6932
WhistleR3317 2.7k e 2316 10nfJOãO ANTUNES
PHILIPS29PT5321
GR 2.4AA		Dead with slight buzzing in t. linesC 9535 - 680nf-250v (huge) full short.Replace with the same one but for 400v (much smaller)ELECTRONICO