Dicas Reparação SONY





Pesquisa: SONY

Resultados 18955

MarcaModelo
(Chassis)
SintomaCausaSoluçãoPor:
SonySLHF1000WAVING IN PB Customer is experiencing a waving effect during playback. -HQ COMMENTS: SL-HF1000 can exhibit waving for a few reasons. Theflying erase heads protrude slightly farther out than the video heads.This can cause some waving if a thin tape is used. Suggest
SonyFD42AKEYSTONE, REPLACED D602 Unit had keystone problem, traced problem to base of regulatorQ602. Had a 5Vpp (mostly negative) waveform, nothing at collector.Found diode D602 open, not clamping negative half of waveform.
SonyCCDM7UNEED PART NO. FOR MICROPHONE WINDSCREEN P/N for windscreen? -HQ COMMENTS: P/N is X-2536-710-1.
SonyHVM302IRIS NOT FUNCTIONING No video output except when iris is manually opened.
SonyTCWR530NO RECORD The unit would not record. We found the problem to be causedby a shorted trimmer cap in the bias osc. circuit, C312.
SonyCDP203INTERMITTENT SHUFFLE PLAY OR ERRATIC OPERATION We have had several units at the SSC with the complaint oferratic operation or intermittently they will enter shuffle play. Theproblem is associated with a cold solder joint on R809 which is acrossthe master control clock crystal.
SonyKV25XBRRETRACE LINES The unit operated fine except that on some NBC programs therewould be a 2 to 3 retrace lines on the top of the screen. All othernetworks/channels worked fine and it was only certain programs that wereaffected on NBC (ie, Price is Right, sections of even
SonyICF2010INTERMITTENT OPERATION OR NO AM Several units with a defective X3 crystal. They exhibit thefollowing symptoms: 1) No AM, FM works fine, display works OK 2) Unitappears to have a locked up UPC. May not be able to turn the display offwith the power switch. AM does not work. FM may
SonyPSLX5INTERMITTENT MOTOR ROTATION The unit would intermittently not start up or would shut offduring play.
SonyKV2080RSNOWY PICTURE ON #8 AND 10, REPLACED ANT BLOCK The set had a snowy picture on channels 8 and 10 only. Allother channels worked fine. We found the problem to be the antennaswitch block.
SonySL2000DRUM WILL NOT LOCK. The drum would not phase lock and the drum free speed seemedto only have a marginal range. We found the problem to be caused byC409 which is part of the R/C for the drum free speed. It was open.
SonySTRAV480DEAD UNIT The unit was dead. We found that there were no key scanpulses or osc. action at IC301. Close inspection revealed that therewere no ground connections made at Pins 10, 11, 41, 42 and 43. This wasdue to pads not being soldered.
SonyCCDV8AFUWHITE FLASHES Intermittent iris mechanism.
SonyCCDV3PART NUMBER FOR MICROPHONE WINDSCREEN Service manual does not show P/N. Please advise. -HQ COMMENTS: Part number is 3-716-448-01. A service bulletin will beissued shortly.
SonyCCDV5PART NUMBER FOR MICROPHONE WINDSCREEN Service manual does not show P/N. Please advise. -HQ COMMENTS: Part number is 3-716-448-01. A service bulletin willbe issued shortly.



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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