Do you have a question about the Technics RS-631 and is the answer not in the manual?
Unit must be placed horizontally for optimal performance.
Avoid extreme temperatures, direct sun, or excessive vibration for best performance.
Unit operates on 50/60 Hz AC without conversion; voltage source must be within ±5% of rated.
Regular cleaning of the head assembly is crucial for good tape recorder performance.
A click may be heard when power is switched; set amplifier volume to minimum to avoid this.
Adjusts recording level using the switch and line input controls for precise settings.
Explains how the switch affects needle deflection for accurate sound level indication.