Dicas Reparação




Modelo - Chassis


Pesquisa: Enviar Dica Resolvida
Resultados 81352
Pedir dica reparação
MarcaModelo
(Chassis)
SintomaCausaSoluçãoPor:
SonyCDXA10
CNP901 LINE OUT CABLE Cannot identify part number for cable between Jack Board andMain Board. Two versions - older units (serial No. 17627) have a single8-pin connector for the Jack Board and dual 3-pin (5-pin connectors) forthe Main Board. Newer units (serial No. 22395) ha
SonyCCDF30
NO COLOR E-E IN CAMERA MODE No color from camera section and line in. All other functionsworked properly. Found Q-360 not switching properly. It would not toggleIC-365 on IC-364. Camera 5V out of DC-DC converter was just low enough tokeep Q-362 on about 3.7VDC. This in turn wo
SonyCCDV3
NO CAMERA LUMINANCE No luminance coming from camera section. Pin 36 of IC-801had no luminance signal, all DC voltages were correct and all signals toIC-801 were present - YH, B-Y, R-4 and YL-YH. Changed IC-801 still noluminance.
SonyKV27SXR10
LINE ACROSS TOP OF SCREEN, AG HOLDER, NO SOLUTION The outside tech in Costa Mesa informed me of customerscomplaining about the three band that hold the aperture grille fromoscillating. The problem is the customer can see the top line from adistance of 7 to 8 feet. The tech has been out to four custome
SonyCCDF30
NO HORIZONTAL SYNC IN CAMERA POSITION No horizontal sync in camera position.
SonyGV8
NOISY WHEN BREAKING Noisy when breaking. Take-up-table gear teeth were worn out.
SonyGV8
NO VIDEO OUT FROM LINE No video out, when line input is used, pin No. 8 on IC-701 isdead.
SonyCDXR7
COVER WILL NOT SNAP ONTO FRAME/MISSING INDENTATIONS Cover (3-323-287-01) will not stay snapped onto frame(3-323-218-01). Frame does not have indentations like original to acceptand hold cover. -HQ COMMENTS: I am checking with Tokyo to see if there were two chassisand covers.
SonyCDXA20
D-509 WRONG ON NEW MCB JACK CDX-A20 in for smashed MCB Jack and back. Replaced MCB andback. Noticed elevator ran slow.
SonyEVS1
UNIT ACCEPTS NO COMMANDS Unit powers up but accepts no commands. FR-27 and TS-64circuit boards corroded.
SonyKV1380R
NO PICTURE/WHITE LINES AT THE BOTTOM OF THE PICTURE, R552 No picture, high voltage ok - white lines at the bottom ofthe picture.
SonySLV70HF
NO DRUM ROTATION Unit loads tape capstan turns, but the drum does not. Thetape is then brought to the half loaded position and all commands aredisabled except eject.
SonyTAAX285
DEAD AMP Fuse 1 blown no power. Replaced fuse had power but no audio.Found emitters of Q-511, Q-512 had 55 volts on them - and were shortedfrom emitter to base.
SonyCFS212
INCORRECT PART NUMBER IN SERVICE MANUAL Part number in service manual (page 13, reference No. 5)X-3344-323-1, is incorrect.
SonyUP811
MULTIPLE PICTURE (REPEATS HORIZONTALLY) The unit prints about the first 1/3 of the picture insuccession from left to right - creating a tripple image effect.


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.

Verifique se o esquema está disponível na área de downloads