This will give set the internal voltage to the power supply to the correct level which may enhance the life. If it is to high then amplifier will be to hot and may develop different faults.Ĥ) Change to 220V from 240V since the EU standard has changed since it was manufatured. If this is to low then you will hear clipping noice. Other setting as radio stations and timer events will have to be reprogrammed by the user.Ģ) Resoldering of some components which usually gives problems.ģ) Adjust amplifier idle current according to service manual. The battery also keeps the radio calibration and therefore recalibrate the FM radio. This battery is soldered on the processor board and requires some work for changing. This package includes the following:ġ) Change of clock battery. Maintenance is usually necessary for these units since they are over 20 years old.
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