Technics Sa-370s Service Manual -

Compatible with speakers rated between 4 and 16 ohms .

OEM part numbers for replacement transistors, capacitors, and bulbs. Where to Find the Manual Technics Sa-370s Service Manual

Do not jump straight to the schematic. The manual begins with a block diagram. Study the signal path: Phono -> Tone Control -> Volume -> Power Amp -> Speaker Relay. This helps you isolate whether the problem is in the pre-amp or main amp. Compatible with speakers rated between 4 and 16 ohms