Dicas Reparação SONY




Modelo - Chassis


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(Chassis)
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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.
SonyPTB500
LOW LIGHT OUTPUT Servicer complained that PTB-500 has a lower light outputthan PTB-100. -HQ COMMENTS: Specs are the same for both. As you related later on thetelephone, the unit can be operated on varied line voltages by a selectorlocated on the back of the unit. The
SonyXR75
INTERMITTENT/SLOW/NO EJECT When the tray rises to eject, the ear with the brass rollergets bent over further and further until it starts to bind. This causesejection to become slower and more difficult.
SonySTRAV260
OUTPUT SHUT DOWN Unit would shut down at about #7 on vol setting when cold and1-2 when hot. The output chip would get very hot. The SP output lines toground read 15K.
SonyTCWR930
HUM Complaint of hum noise from B deck when recording both deckssimultaneously.
SonySTRVX550
INTERMITTENT FM FM would fade, become static or dissappear. Had turntableconnected and would exhibit same symptom. Several repairs had been made.
SonySTRAV460
NO OUTPUT WHEN IN TUNER MODE/NO STATION MEMORY All functions worked except no audio output when in tunermode. Unit would tune all stations but stereo indicator never came on.Found Pin 15 IC202 (MPX) was about 2.5V all times. Lifted D204 and audiocame up and stereo indication returned. Found IC301
SonySLHF900
NO CUE/REVIEW Cue/Review inoperative. Audio mutes and capstan speedincreases slightly. Noticed C/R signal at base of Q523 (SS-53 board)would toggle, but no change at collector.
SonyCDP302
DISTORTED SOUND Distorted sound, but tracking is OK, time display normal AMSand scan OK.
SonySLHF600
HERRINGBONE PATTERN IN PICTURE Herringbone pattern in E-E signal. Complaint on W.O. statedonly occurred when cold. We noticed that it was actually sensitive tomechanical shock. Tapping PS-39 board would cause problem to come and go.
SonyAVH55ES
NO VIDEO OUT ON VIDEO 1 AND 2 No video monitor out when switched to video 1 or video 2. V3,V4, TV all OK.


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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