Sony Audio Receiver in Protect mode Repair Fix STR-DG720
The repair of a Sony STR-DG720 audio receiver in the protect mode. involves replacing power amplifier output transistors, emitter resistor and base drive resistors.
Видео Sony Audio Receiver in Protect mode Repair Fix STR-DG720 канала NorCal715
Видео Sony Audio Receiver in Protect mode Repair Fix STR-DG720 канала NorCal715
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