Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
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Sony | ICF7600D | 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 | ||
Sony | ICF7600D | 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. | ||
Sony | ICF7600D | 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 |