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Modelo - Chassis


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SonySL2000
NO OPERATION Unit would thread w/o cassette. Threading motor would notturn off at threading end. Commands (play, etc) were accepted (LED wouldlight) but no operation. After 8 sec unit would go into shutdown, witheject light on. Servicer had previously replaced IC
SonyLC710
NEED P/N FOR STRAP AND BATTERY HOLDER We need P/N of shoulder strap and battery holder used in theBetamovie system case. -HQ COMMENTS: These parts are not available separately. Sales has afew extra parts which I will send to you.
SonyXR740
EJECT MALFUNCTION I have received six or so XR740/780compartment. On none of them could I find a defect. After unjamming tapeand resetting the mechanism, all functions are okay. It seems that thewhite cam gear (#383) hangs up while moving the power plate assy (#371)for
SonyKV25XBR
POOR VERTICAL LOCKING Good pix and sync with network broadcast, but with VCR output,poor vertical lock, intmt blanking of pix. Found reduced amplitude ofcomp. video at output of U board (U-10). Signal reduced by 1/3 between Band E of Q822 buffer, but Q822 OK.
SonyCCDV8
COLOR DISTORTED Two units same week. I think this is part of master osc.giving color problem. IC708, CP-9 bd (sync gen) also replaced.
SonyWMF10II
CORRECT P/N - STOPPER, RETAINER Request correct P/N for above Ref #, manual incorrect. -HQ COMMENTS: Items #9 & #10 are reversed on the exploded view. There-fore, item #9 on the part # list (P/N 3-315-929-31 Ornament (B) Reel) isthe one you are requesting. See Tape Recorder S/B #19
SonySTRVX750
INTERMITTENT MEMORY, WRONG MEMORY IN PRESENT, NO OUTPUT 1) Intmt loss of memory @ powered 2) Occasionally a stationnumber would show up @ turn on that was not in preprogrammed memory andhad not previously been selected 3) FM high/low switch inoperative 4)@ turn on, unit had no output until a button (any on
SonyCPD1310
NO VIDEO Circuit board broken on B board underneath of CNJ401 alltraces broken. This is the second set with the same symptoms, and alsoD416, 417, 418 went bad.
SonyFD40A
POOR VERTICAL SYNC, REPLACED IC201 Poor vertical sync on TV operation. A/V input OK. Found weakvideo signal at CF201, but DC voltages checked OK on IC201.
SonyKV1972R
NO HIGH VOLTAGE, REPLACE HDT AND FLYBACK Set would come on without pressing power button. No high vol-tage. Blew C540. Measured 500V D507 192V line. Changed flyback. Sameproblem, again. Blew C540. Incorrect waveform at base of Q502. Changedhorizontal drive transformer. Set came on and
SonySTRAV360
NO FM/AM Unit came from dealer with no FM or AM. First found crystalbad. Replacing crystal restored AM but still no FM. Data transfer toIC204 looked good. Checked Pin 11 IC204 and found no FM reference.Q103 local osc transistor was checked and found good yet
SonyCFSD7
UNKNOWN PART No part number for lever holder located in 4B on page 54. -HQ COMMENTS: The part number for the lever is 3-563-469-00.
SonySLHF900
MODIFICATION TO INCLUDE FLYING ERASE HEAD Industrial model, GCS-50 contains flying erase head forediting. Customer would like to modify his SL-HF900 to include samecircuitry. Is this possible? -HQ COMMENTS: No GCS-50 contain completely different boards thanSL-HF900, including IF-11 board whic
SonyCCDM8U
PART NUMBER FOR FP-10 FLEX CONNECTOR S/M does not show P/N. Please inform. -HQ COMMENTS: P/N is A-7070-149-A.
SonyRS20
MISSING P/N - FLYWHEEL Missing part number on Page 28 Ref #300. -HQ COMMENTS: Part number is A-3109-016-A. The reference number shouldbe #380. We will issue a service bulletin.


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.

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