Technics Sa-370s Service: Manual

– He learned how to set the idle current (bias) and DC offset. Without those, any new parts would overheat or distort.

: While the SA-370S is rarer, you may find related schematics or user manuals for similar models (like the SA-GX370 or SA-5370) on Elektrotanya . 2. Core Specifications Technics Sa-370s Service Manual

This is the "roadmap" of the receiver. It shows the signal flow from the antenna (FM/AM) or auxiliary inputs, through the tone control circuits, into the power amplifier, and out to the speakers. Use this to troubleshoot where the signal stops. – He learned how to set the idle