Yamaha M-65 User Manual

Explanation of graphical symbols used in the manual and on the appliance, indicating potential electrical hazards.

Essential precautions to read before operating the M-65 amplifier to ensure safety and performance.

Instructions for connecting a control amplifier to the M-65 unit's input jacks, ensuring secure and proper grounding.

Guidance on connecting speaker systems, including polarity, cord stripping, and minimum impedance requirements.

Details on the rear panel's unswitched AC outlet and instructions for attaching optional rack mounting adaptors.

Operation of the power switch, indicator, and the protection circuit's function to prevent speaker 'pop' noise.

Explanation of the AUTO CLASS A switch and its effect on amplification modes, including heat dissipation needs.

Details on activating the power display, its function, and using level controls for independent channel adjustments.

Guide to using speaker selector switches and load selector switches for optimal power display and impedance matching.

Guidance on resolving common symptoms like no power, no sound, or sudden sound cutoff.

Detailed technical data for the YAMAHA M-65 amplifier, including output power, frequency response, and dimensions.