Philips Repair Tips
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Results: 14238
Results: 14238
| Make | Model | Symptom | Problem | Solution | By |
|---|---|---|---|---|---|
| PHILIPS |
CTO-C
|
Damage IC or TS semiconductor | Ts530 damaging check c602 with cold soldering set 94 ctr. check ctol information. ts405 breakout in c413 Oct 94 anc. | ||
| PHILIPS |
CTO-C
|
Flashing color | R428 changed due to leakage in d410 Oct 94 anc. | ||
| PHILIPS |
CTO-C
|
With one or more horizontal bars | Ic201 out 94 anc. | ||
| PHILIPS |
CTO-C
|
Channel does not change (locks on one channel) | Check open resistor r443. * 09or96 ctr *. | ||
| PHILIPS |
CTO
|
Vertical closing intermittent. | Bad cold solder contact on c421 (2000uf). * Jul 95 BC *. | ||
| PHILIPS |
CTO
|
Vertical with little amplitude | Non-capacitor leakage c410. * Jul 95 ctr *. Cold solder not capacitor c421 (2000uf). * Jul 95 anc *. | ||
| PHILIPS |
CTO
|
Timer doesn't work | Integrated circuit (hef4551). * Apr 95 BC *. leak in diode d001 of the timer circuit. * 26jan96 anc *. | ||
| PHILIPS |
CTO
|
Voltages above specified | Vo high (above 250v) check ts355/c255 or ts323 with escape. * Jan 95 BC *. goes high and when turned on it causes a whistle at the power supply, check capacitor c323 open. *mar 95 anc*. vo with (300v) capacitor with leakage c355. * Jul 95 ctr *. +180 high, see | ||
| PHILIPS |
CTO
|
Voltages below the specified (vo, +b,..) | +33v tuning voltage, resistor r895 changed. + 300 = r370 vo= c319/c325/c318/c317 with escape. ref voltage. (less than 6.4), resistors r337 and r388 (1r)changed. * Jan 95 BC *. ref voltage. with 2v, on the pulsating power supply oscilloscope, v | ||
| PHILIPS |
CTO
|
Voltage varying. | Vo ver capacitores c319/c325/c318/c317.**. ver drive s351. * 26jan96 anc *. | ||
| PHILIPS |
CTO
|
Pink screen with image. | Leakage no diode d721, trc board. * 11jan96 anc *. capacitor c216 with leakage. * 26jan96 anc *. | ||
| PHILIPS |
CTO
|
Screen half dark or noisy. | Leaky capacitor c068 (68pf). anc. Integrated IC875 TDA2577. * 13dec95 jpba *. | ||
| PHILIPS |
CTO
|
Screen darkens on scan. | Capacitor c587 without capacity. * 26jan96 anc *. | ||
| PHILIPS |
CTO
|
Dark "black" screen (see also bril4). | C221/c587/c102 ic400 d585 open. * Oct 94 BC *. check diodes d705, d721 and d737 (short). *anc*. capacitor c590 shorted. * mai 95 ctr *. Integrated Chroma IC292. *jun 95 ctr*. capacitor c587 without capacity. * Aug 95 BC *. | ||
| PHILIPS |
CTO
|
Screen takes time to appear | Ver capacitor c221.**. capacitor c587. out 95 ctr *. | ||
| PHILIPS |
CTO
|
Cyan screen (no red) = red1 | Diode d705 (of449) shorted. open s256 coil. *anc*. capacitor c256 (82pf) shorted. *anc*. | ||
| PHILIPS |
CTO
|
Yellow screen (no blue) | Incorrect fitting of the board, often occurs when When fitted, the monopanel traps the TRC board cable in the varicap. * Dec 94 BC *. check diode d737 for short. *anc*. coil s255 open, see c255 (82pf) shorted. *anc*. | ||
| PHILIPS |
CTO
|
Dark shadows covering the screen. | Integrated IC292. *jun 95 ctr*. | ||
| PHILIPS |
CTO
|
Intermittent sound (crashes, hiccups). | C663/c664/c669 | ||
| PHILIPS |
CTO
|
Sound has a whistling or buzzing sound. | Capacitor c667. * 26jan96 anc *. |