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
PHILIPSL7L
Turns off by itself.Very long terminals on the following components: c2537, c 2538, r 3445 and m.c. saw 1015 filter. *03ago98 sp224* c 2423 (smd). *03ago98 sp453* check resistor 3538 (100k). * 19Jul99 acm *.
PHILIPSL7L
Damage IC or TS semiconductorDamaging horizontal output t 7445: t 7440, 7441, with fu ga. also check flyback and kinescope.* 03ago98 mg304 *
PHILIPSL7L
Commands do not work (all).Leak in capacitor 2650 pin 14 of 7601. * 31jul98 mt311 *. see 2636, 2637, 2638 (smd 820pf) are not included in the schematic electrical, pins 14, 15 and 16. * 31jul98 azs *. leak in transistor 7650. * 05nov 98 hd *.
PHILIPSL7L
Commands act intermittently.Verificar transistor 7608 bc848 com fuga. * 16jul99 jdn * verificar diodo 6653 (zener 5v1). * 19jul99 acm *.
PHILIPSL7L
With vertical bar(s) or stripesCheck resistor 3407 (220Û) open. * 04nov97 inf lab.* d 6461 with leak. also appears as serrations on the side right of the screen. * 31Jul98 ba 329 *
PHILIPSL7L
Incorrect horizontal centeringD 6461, 6464, c 2462, 2461 com fuga. * 03ago98 h.desk *
PHILIPSL7L
Poor brightness (little shine).G2 voltage below 250 volts. check socket kinescope. * 03Aug98 h.desk *
PHILIPSL7L
White with traces (or some faint color).Check resistor 3470 (4r7) open. * 19Jul99 azs *.
PHILIPSL7L
BlockedTo release blocked channels, which has forgotten the password, ask to block no, the forget code, 8888 and this mode will open the menu to release it. * 29Apr2000 BC *.
PHILIPSL7 PLUS
Vertical with little amplitudeCheck capacitor 2436 for leakage. * 21Aug98 cp602 *.
PHILIPSL7 PLUS
Tuner with little gainCheck capacitor 2203 100nf pin 5 co ci 7225, check also 2201 on pin 54. * 16jul99 acm *.
PHILIPSL7 PLUS
No horizontal oscillator pulse.Verificar diodo 6461 e 6464 (1n4148). * 16jul99 acm *.
PHILIPSL7 PLUS
It doesn't work (it stays off).R3471 with terminal touching ground. *18Sep98 sp601* to release the FH pulse in the bimos and generate high voltage, remove the eeprom, turn on the power switch and activate one of the volume buttons. This mode allows you to check the cause of the majority
PHILIPSL7 PLUS
Poor contrastVerificar capacitor 2209 100nf pino 16 do ci 7225. * 16jul99 acm *.
PHILIPSL6-LA
Excessive contrastR506
PHILIPSKT3
Vertical with little amplitudeCapacitor c522. resistores r502/r521. transistor ts530.
PHILIPSKT3
Voltages above specifiedDiodo d461. * 94 anc *. resistor r324 alterado (39k). * 26jan96 anc *.
PHILIPSKT3
Voltages below the specified (vo, +b,..)C334/c344/c352/c353 d343/d356/d461/ ts336/ts562. shorted d464 activates quickly, leaving the voltage empty very low oscillating. * nov 94 ac *.
PHILIPSKT3
Dark "black" screen (see also bril4).D587 open. * out 94 anc *. cold solder on the +12 connector of u420. * 26Jan96 anc *.
PHILIPSKT3
Gray screen (no video)Td192