PHILIPS TV Repair: Common Faults and Solutions.
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Results: 14170
Results: 14170
PHILIPS Repair Guide: Common Issues and Fixes
Brand | Model | Fault | Detailed Problem | Solution | By |
---|---|---|---|---|---|
PHILIPS | VR354 | Accelerated speed | Conjunto estator (67f). * 20dez95 mjs *. main servo: c407, c408. medir pino 38 do ic401 pulso fg (2vpp). * 31jul96 acm *. | ||
PHILIPS | VR354 | Voltages above specified | Typical error amplifier problem, see: q851, r856, r854, pc801. * 31Jul96 acm *. | ||
PHILIPS | VR354 | Gray screen (no video) | Check open resistor r206. * 16set97 ctr *. | ||
PHILIPS | VR354 | So fica em stand by (power off). | Check power supply of +6, see: c853 and c856. * 31Jul96 acm * | ||
PHILIPS | VR354 | Without tune. | Check +nr1, if ok, check cvbs on the q4 sender. * 31Jul96 acm *. check integrated ic401. * 09Oct97 ctr *. | ||
PHILIPS | VR354 | No colors only in palm | Check ic251 (ba7045). * 04Jul96 jo *. | ||
PHILIPS | VR354 | Loses colors in still or scan. | Include a 22 to 33pf capacitor between pin 39 of ic2 and the coil l9 with c56. *29Aug irhd*. | ||
PHILIPS | VR354 | Does not recognize slp speed (low ctl) | Main servo: c401, c405, c406, r406, r439. medir tp401 (30hz). * 31jul96 acm *. | ||
PHILIPS | VR354 | Does not record (sound or image). | Check cold solder on transistor q4. * 17jan97 esc *. | ||
PHILIPS | VR354 | Does not rotate (motor or plate) | Fuse cp401. * 26Feb96 jdcc *. capstan, see: d401, d402, x441, q441, q442. measure 3.58mhz pin 42 of ic401, if ok, check: q604, c609 and engine. measure pin 12 ic601.* 31jul96 acm *. drum, see: r432, r428, r429, ic401, engine. measure pin 4 | ||
PHILIPS | VR354 | Does not work on 220v. | Verificar q802 e diodo d860. * 22ago97 fr *. | ||
PHILIPS | VR354 | It doesn't work (it stays off). | Diode d807 with leakage (zener 27v). * 19Jul96 irhd *. check possible leak in transistor q851, see coupler optical pc801, don't forget to turn off the secondary diodes to check for possible leaks. * 19Jul96 acm *. difficult start check ca | ||
PHILIPS | VR354 | Negative image. | There is the same Fi/Varicap (Tnr1). * 05JM96 Engs *. | ||
PHILIPS | VR354 | Display off | 1) power supply ok. see: pc802 and r889. 2) ha ref. of clock. see: ic603, d611, c505. check reset on pin 12 of the micro 0v when turning on. 3) reset ok. see: ic601, cf601, x601. 4) all of the above ok. insert an unsealed tape, if work, check ic1, f | ||
PHILIPS | VR354 | Turns off by itself. | Photo sensor ps1, changed. * 26Feb96 jo *. | ||
PHILIPS | VR354 | Damage IC or TS semiconductor | Fet q801, see diode d810 e d809 em curto. * 10jan96 jo *. fet q801, see: q802, c816, c821, c810. * 31Jul96 acm *. | ||
PHILIPS | VR354 | Damages diode | D860 zener 15v, verificar transistor q802. * 22ago97 fr *. | ||
PHILIPS | VR3522 | Varying speed | C407,c409,d405,d409. ver d405, d403 e ic401. * 30jul96 acm *. drum = ver, c416, r422 e drum. * 30jul96 acm *. | ||
PHILIPS | VR3522 | Low speed (slow). | Drum= see:c403, c405, r404, r406. Note: see pulse on emitter of TS401 and pin 7 of IC401. * 30Jul96 acm *. capstan= see: c407, c409, r407, r408. Note: measure wave square (5vpp) on pins 12 and 13 of ic401. * 30Jul96 acm *. | ||
PHILIPS | VR3522 | Accelerated speed | Ver c416, c429, r422. * 30jul96 acm *. |