JVC Repair Tips
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- Jvc av28vm1ek dead no picture- green led lit field collapse -tda8350q.
- Jvc av28vm1ek dead no line drive ,bsm274(fet)
- Jvc av28vm1ek no picure check for field collapse- ic401 faulty.
- Jvc av28vm1ek; fr553+tda8350q (cpc gs01iph835030a) .
- Jvc av28wfr1ek jk low width & tripping-c521(3n5f1k5v) faulty.
- Jvc av28wft1eks standby/low width- check capacitor c521 (2nf1k5v).
- Jvc av28wft1eks reverts to standby intermittently- replace d493 & d494 +d492 in fop +c492(10uf 50v).
- Jvc au21f1 int snow 5v regulator ic522,
- Jvc av21f1 jx intermittent dead- resolder loptx pins.
- Jvc av21f1 jx int shut down , line output transformer pin 18, 5v regulator ic522
- Jvc av21f1e jx, no text/osd ic522.
- Jvc av20cm3 erratic screen replaced the vertical amplifier ic421 type la7838
- Jvc av21f1ek jx dead loptr(bu508afi)cause daughter pcb pins
- Jvc av21f1ek no sound n20 (800ma) & ic522 & ic521 pins.
- Jvc av25s1ek mx2 line jitter,agc 1uf.
- Jvc av25s1ek mxii bottom lines tda3654 ic441 c442 470pf
- Jvc av25s1ek mxii height 24c01a/eeprom ic1707 that's connected to the bus line.
- Jvc av25s1ek mxii no line drive. Q903 2.2k
- Jvc av25s1el mx2 botton flyback lines c442(150pf-470pf).
- Jvc av25sd4 green led only o/c collector loptr.
- Jvc av25sd4 no pic/sound green led loptx.loptr pins
- Jvc av25sd4ek standby led changes from red to green as normal, but no picture or sound. Set appears not to come out of standby cure check for dry joints on the line output transformer tags. Resolder all joints as a precaution anyway
- Jvc av29sx1 ja sound buzz-replace ic601(msp3410-sdil).
- Jvc av29sx1ek field collapse tda8350+ewchip(ic401)+d552(byw95b-20)+fr552(r82).
- Jvc av29sx1ek ja no picture - replace the tda8350q & fr552(1r8).
- Jvc av29sx1ek ja field collapse ,kit+d552(byw95b)+fr552(0r82)
- Jvc av29sx1ek ja no picture - check/replace the tda8366.
- Jvc av29sx1ek ja no sound ic401(tda7315d)+eeprom ic703(at24c0429sx1ek)
- Jvc av29sx1ek ja no sound, eeprom(pre prog)
- Jvc av29sx1ek ja no sound, ic952(7805)
- Jvc av29sx1ek ja no sound,eeprom(at24c0429sx1ek)
- Jvc av29sx1ek ja no sound,ic703 eeprom 24c04
- Jvc av29sx1ek ja no sound,ic805
- Jvc av29sx1ek stby, out of standby when pin 8 of teletext micropro chip ic806 was disconnected. C140 int all sorts, microcontroller-crystal pins
- Jvc av29sx1ek top cramp fr553(5r6)+tda8350q.
- Jvc av29sx1ek warm pic flutter,field chip tda8350q field blanking
- Jvc av29sx2ek field collapse, la7845 fr553(1r) fr553(1r)
- Jvc av29ts2ek no red- crt faulty.
- Jvc av29ts2ek field cramping and foldover at the bottom of the picture- fr553 (1r) gone high. This resistor is in the -14 volt supply to the field output chip ic401. Resolder field chip to avoid a repeat failure.
- Jvc av29ts2ek dead surge only ,c521
- Jvc av29ts2ek field- fold over at the bottom of the picture / picture comes up from bottom ic401 resolder all pins.
- Jvc av32wfp1ek dead/stby c966(0u01f)
- Jvc c14t1ek dead 2r2+chopper+q901(npn)q902(pnp)+2*47uf50v
- Jvc c14t1ek no 12v, field collapse r434(0r68) from pin 3 of loptx.
- Jvc c14t1ek onwa no picture/sound r323 (6k8 5w) in the feed to the an5601k.
- Jvc c210ek dead str54041 c913 and c917
- Jvc c210eky ; int excessive red/ int loss of luminance if module pins;
- Jvc c210ky int luma, pin 9 of the if module to cracked joint at pin 18 of the decoder chip ic201, c1480 tuning drift c016, 0.47uf.
- Jvc cs2181ek byk int tuner drift swarf pins afc coil pins
- Jvc cs2181ek byx tuner drift / patterning. If module bad joints,
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