Service Manual !!top!!: Technics Sa-370s

The FM tuner section of the SA-370S is an analog masterpiece with a quartz lock indicator. If the tuner drifts (which is common after 30+ years), you cannot adjust it by ear. The service manual provides the precise test frequencies, required FM generators, and the specific coils (L201, L202) to adjust for optimal stereo separation.

As these units approach 50 years of age, technicians often prioritize the following service tasks: Technics Sa-370s Service Manual

: Identification for individual transistors, capacitors, and ICs (such as the amplifier chip). Mechanical exploded views The FM tuner section of the SA-370S is

Approximately 40–55 watts RMS per channel into 8 ohms. required FM generators