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Philips Repair Tips




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Search: philips
Results: 14206
Make Model Symptom Problem Solution By
PHILIPS 7BM749
No vertical sync (vert5). Check adjustment in r422. *01Sep98 h.desk*
PHILIPS 7BM749
Loses sink. hot. when changing scene or resolution. Integrated IC401. *jun 95 is*.
PHILIPS 7BM749
It doesn't work (it stays off). 7104 shorted. *94*. 3102 q104 see r103/r104. does not work, because when turned on the overvoltage occurs, possibility of d109 being on the run. * Dec 94 BC *. check 7101 open. * 11jan96 ctr *. check open resistor 3103. * 04Jul96 ctr *.
PHILIPS 7BM749
Does not open vertically Capacitor c428 aberto. * 25abr96 lav *.
PHILIPS 7BM749
Flickering image (see serr1). Check leaking capacitor 2508. * 13jlu97 fr *.
PHILIPS 7BM749
Turn off inter. or protect (rew 3 for vcr). Check c112 open. * Dec 94 BC *. d109 with escape. * Dec 94 BC *.
PHILIPS 7BM749
Damage IC or TS semiconductor Ic502 damages when turned on, check trc aquadag cable or trc. Note: do not turn on the device without the board shielding trc. grounding point of the trc on the monopanel is parallel to the components r504 and c502, when this symptom is present there is a do
PHILIPS 7BM749
Damages resistor R517, check leaky capacitor c508 (2k7). 05nov96 fr.
PHILIPS 7BM749
Poor contrast Check resistors r304/r311. *jun 95 is*.
PHILIPS 7BM749
Varying or intermittent brightness Trimpot 3541 (1m). * 94 anc *.
PHILIPS 7BM749
Brightness does not work Resistor r536 (56r) open. *jun 95 jo*. resistor r131 open. * 02Apr97 fr *.
PHILIPS 7BM749
Excessive shine Resistor r536 (56r) open. *jun 95 jo*. wire 1 of the "flat cable" with cold solder. * 27may96 ctr *.
PHILIPS 7BM749
Poor brightness (little shine). Only shadows appear, see RGB connection cable. * nov 94 ac *.
PHILIPS 7BM749
White with traces (or some faint color). Resistor r536 (56r) open. *jun 95 jo*.
PHILIPS 70FC153
No sound. (with or without image for TV, VCR). Cold solder no smd transistor from +12v power supply. * Nov94 anc
PHILIPS 64PP9901
No sound. (with or without image for TV, VCR). Check power supply panel voltage, possibility of resistor 3466 (.22) * 20nov99 anc *.
PHILIPS 54VP51C
Voltages above specified On the cathode of ic901 with 15v, this probably occurs because there is no pulse from the tsh, a likely cause is the lack of pulse coming from the horizontal oscillator, check trimpot r901 (10kÛ) open. *21Oct97 anc*.
PHILIPS 54VP51C
Dark "black" screen (see also bril4). Check transcorder panel, possible cold welds. * 20Aug97 anc *.
PHILIPS 54VP51C
Crackling sound (click, tok). Check adjustment of the coil l202, image of a small flickered and in autoprogramming it does not fix channels. 21Oct97 anc *
PHILIPS 54VP51C
No sound. (with or without image for TV, VCR). In RF, check integrated IC200 (LA7575). * 16Sep97 anc *.