Dicas Reparação




Modelo - Chassis ICF7600


Pesquisa: ICF7600 Enviar Dica Resolvida
Resultados 8
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(Chassis)
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SonyICF7600D
PART VALUE IN UNIT DOESN'T MATCH SCHEMATIC AND SHORTED C65 Schematic says R67 is 1.5K but, I found a factory installed100 ohms resistor in its place. Also C65 was shorted and this was causingno AM reception because the drain of Q11 was being pulled low through T9. Possibly the bad cap was caused by the wrong va
SonyICF7600D
NO FM, DISPLAYS CHANGE OK AND AM IS OK - COLD SOLDER (Q34) Voltages around IC-201/202 are ok. I am able to changedisplay settings yet no audio and no tuning.
SonyICF7600D
UNSTABLE OPERATION IN SSB MODE In AM SSB mode, very erratic and hard to keep station in tune. -HQ COMMENTS: There is a S/M supplement which has some ckt. changes tolocal osc. to reduce drift. You might try this change to resolve yourproblem. I will send you a supplement. Pls retur
SonyICF7600
NO MW/SW The unit had no MW/SW. We found the problem to be an openIFT-A1 transformer. It was open on the primary side.
SonyICF7600A
PART NUMBER FOR J1 I need the correct part number for J1 which is listed inthe service manual in Section TA-78 Page TA-17. The part number listedis not recognized by KC. -HQ COMMENTS: 1-507-804-00 is incorrect. The correct P/N for J1 is1-507-730-00. We will issue a S/B
SonyICF7600A
INTERMITTENT SHORTWAVE/FM ONLY WITH BACK COVER ON Technician placed unit on tech assistance sheet for thecondition of intermittent shortage/FM only. Problem only happened withback cover on and while squeezing back cover.
SonyICF7600
LOOSE CAPACITOR Capacitor had pulled away on the tone control board.
SonyICF7600
LOOSE DIAL INDICATOR Dial indicator needle disconnects from the dial string. Theunit will continue to tune radio stations but customer is unable todetermine the station from the indicator.


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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