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Philips Repair Tips




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Search: philips
Results: 14238
Make Model Symptom Problem Solution By
PHILIPS 14PT3131/4131/3331/4331
Does not work on 220v. - check possible alteration of capacitor 2528.
PHILIPS 14PT3131/4131/3331/4331
Does not work (only screen with drizzle). - check the possibility of fitting the speaker connector 0246 in the position of the compair connector 0217, the product is in av and when entering service mode it indicates 000 for all option bytes.
PHILIPS 14PT3131/4131/3331/4331
Does not work (it remains switched off). - measure voltage 13.8v on pin 2 of ci 7520, if it is lower, check possible changes in resistors 3506, 3507 and diode 6505.
PHILIPS 14PT3131/4131/3331/4331
Does not work (it remains switched off). - check welding of the 6642 diode.
PHILIPS 14PT3131/4131/3331/4331
Does not work (it remains switched off). - check diode 6446.
PHILIPS 14PT3131/4131/3331/4331
Does not work (it remains switched off). - check possible changes to resistors 3443 or 3444.
PHILIPS 14PT3131/4131/3331/4331
Does not work (it remains switched off). - check possible changes to 3528.
PHILIPS 14PT3131/4131/3331/4331
Does not work (it remains switched off). - check possible changes to the 7421 - see item 5.7 repair tips in the service manual pg. 20.
PHILIPS 14PT3131/4131/3331/4331
Does not work (it remains switched off). - check possible changes to 7515.
PHILIPS 14PT3131/4131/3331/4331
Does not work (it remains switched off). - check capacitor 2528.
PHILIPS 14PT3131/4131/3331/4331
Does not work (it remains switched off). - check changed mosfet 7521 - see item 5.7 repair tips in the service manual pg. 21
PHILIPS 14PT3131/4131/3331/4331
Does not work (it remains switched off). - check possible changes in the 1k 3525 smd resistor connected to pin 9 of the ci 7250.
PHILIPS 14PT3131/4131/3331/4331
Does not work (it remains switched off). - check 6505 (zener 22v), 7520 (ci tea1506t) and capacitor 2521.
PHILIPS 14PT3131/4131/3331/4331
Does not adjust the volume (it may or may not indicate on the display). - open menu and deactivate volume limit, if not active volume limit check if it is not in hotel mode..
PHILIPS 14PT3131/4131/3331/4331
Does not open vertically - check smd 7461 transistor.
PHILIPS 14PT3131/4131/3331/4331
RGB return lines on top when powering on. - check capacitor 2460 (see service information ts04-016).
PHILIPS 14PT3131/4131/3331/4331
Return lines when calling. - verificar capacitor 2460 (68nf 100v).
PHILIPS 14PT3131/4131/3331/4331
Modification 2) solder a wire from the diode cathode to the 3618 resistor.
PHILIPS 14PT3131/4131/3331/4331
Modification 2) raise resistor 3618 (+3.3v side),
PHILIPS 14PT3131/4131/3331/4331
Modification 1) remove the 5601 coil (5.6µh) and replace it with a bat85 diode (code 4806 130 37364) (cathode for pin 54),