Dicas Reparação SONY




Modelo - Chassis


Pesquisa: SONY Enviar Dica Resolvida
Resultados 18940
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MarcaModelo
(Chassis)
SintomaCausaSoluçãoPor:
SonyKV20XBR
HORIZ AND POWER SUPPLY CIRCUITS No raster, no sound. Sleep light comes on at power on, andstayed on until power off. Power supply (GA and GB boards) not function-ing properly (no output osc. running off freq.).
SonySLHF900
TUNER LOCKS UP After several (3-4) hours of use, tuner locked up, i.e.channel change impossible.
SonySLHF900
SHUTDOWN DURING PLAY Auto stop during play.
SonyKV25XBR
DEAD Set would shut down after coming on.
SonyKV2680R
V JITTER WITH COPY GUARD TAPE, CHANGE R-854 TO 390 OHM This unit had dark picture and vertical jitter on copy guardtapes played on a VHS VCR.
SonyFD2A
NO FOCUS, RESOLDERED C806 Picture out of focus, unable to adjust, traced problem toC806. Found one side of filter capacitor not soldered.
SonyCDP70
UNIT WOULD NOT PLAY THE DISC Unit would focus but would not read TOC. TE test point showederratic wave form but grounding IC102 Pin 13 showed good traverse waveform. Pressing on PCB near IC102 would cause proper operation.
SonyKPR36XBR
NO PICTURE OR SOUND, REPLACED D-603 No pix, no sound. Sleep LED turns on and off when powerswitch operated.
SonyXR44
NO SOUND WHEN PLAYING TAPE Radio operation OK but tape muted. Also, inhibited screendisplay of direction, Metal, and N.R. during tape operation.
SonyWMF80
NO SOUND OUT OF UNIT BOTH ON RADIO AND TAPE Graphic equalizer unit is not making contact with main boardthru CN302. Ribbon is just laying inside unit without being into contactsof CN302.
SonyKV8100
MISSING P/N FOR NEON LAMP Need P/N for neon lamp used for channel indicationNL2201-2214. -HQ COMMENTS: KV-1546 has the same neon drive IC. According to S/M ofKV-1546, P/N for NL is 1-519-154-00. Also, we are reporting this matterto Tokyo.
SonyCCDV8
INTERMITTENT VIDEO (SNOWY) ON SELF RECORD ONLY Looks like clogged heads on self record only. PB anypre-recorded tape is good. During record mode intermittent IC101 on VI-6board causes video to snow out.
SonyTAF222ESII
UNITS GO INTO PROTECTION SHUTDOWN WITH POLK AND ADS SPEAKERS When connecting some spearkers to amps (specifically POLK SDA-2A or SDA-SR52, or ADS880II), unit will trip protection circuitry evenwhen running at moderate sound levels.
SonyTSM JIG
NEED RF SWEEP CABLE FOR EVS-700 SVC S/M does not show any P/Nwithout RF sweep cable. -HQ COMMENTS: The correct P/N is J-6080-843-5. I am sending you onepiece. A S/B will be published shortly including all cable P/N
SonySLHF600
VIDEO HEAD DISC SUBSTITUTION P/N -178A (DSR50-R-3 heads) subs to -227A (DSR-63-R) whichlists model as SL-HF300 (2 head machine). -HQ COMMENTS: Model listed for -227A is incorrect (HF300). KCP willchange model to read SL-HF600. Please order using this P/N.


Assistência TécnicaAs dicas apresentadas destinam-se a técnicos de eletrónica, a tentativa de reparação ou assistência sem ter conhecimentos de eletricidade e eletrónica, podem provocar danos mais graves aos equipamentos e, devido a tensões muito elevadas em alguns circuitos, graves danos fisicos que podem constituir um risco em determinadas reparações.

Não arrisque reparar equipamentos com tensões elevadas se não tiver conhecimentos técnicos para o fazer em segurança.

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