Dicas Reparação JVC
Modelo - Chassis
Pesquisa: JVC Enviar Dica Resolvida
Resultados 403
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| Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
|---|---|---|---|---|---|
| JVC | C140EK | Int startup. | R905 180k gone high. | ||
| JVC | C140 | SET SWITCHES OFF , CHANGES CHANNEL , ADJUSTS volume. | CRYSTAL ON SUB PANEL DRY | ||
| JVC | BYX chassis | No memorise chans or settings | IC001 MN1226S, C106, C107 on station select module | ||
| JVC | BYX chassis | Loss of some chans | IF module SBY-F004A proved to be heat sensitive - retune T102 V C Osc coil | ||
| JVC | BYX | Int tuner drift & patterning | Dry joints IF module | ||
| JVC | BX11 | tuning drift from cold | 4 sm electrolytics on sub panel C015 22µ 6v, C016 0µ47 50v & C014 3µ3 50v | ||
| JVC | BX11 | Tuner drift | Replace sm caps C014, C017 3µ3 50v; C015 22µ 6.3v & C016 0µ47 50v in station selector module | ||
| JVC | BX11 | No chan store (search tune ok) | Check print, thro conns etc in Stn Sel Module - replacement expensive | ||
| JVC | AVS25SD4EK | Comes on briefly to show good pic in EXT3 then reverts to st/by | Possible EEPROM corruption - press "I" and "Audio Mute" simultaneously on handset. This will put it into test mode. Another quirk of some EEPROM problems is that the set will often switch to standby when going into or out of Service Mode or when pressing "VSM Reset". | ||
| JVC | AVK21T | Dead aft lightening strike | Change STRS-F6653 / opto couple / Q941 / Q942 / D945 6v2 /IC901S1854 error amp | ||
| JVC | AVA14M2 | Int cuts out | Check for cracked print around LOPTx | ||
| JVC | AV32WFP1EK | St/by only | C966 0.01µ s/c | ||
| JVC | AV32R25EK-S | Sound very dist on NICAM - ok on mono | R chan o/p from MSP chip (Nicam processor) IC631(pin 31) 6v p-p & badly clipped - L chan ok - chip faulty | ||
| JVC | AV29TS2EK | Powers up with EHT then shuts down with brief small raster visible | C521 fb tuning cap o/c | ||
| JVC | AV29TS2EK | Int sw off | D405 on LH side of FOP chip o/c (in X ray prot) - can remove Q573 X ray Tr to prevent sw off whilst check for cause of fault |