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Guidance on where to install the unit for proper ventilation and heat radiation.
Advice on turning off power and ensuring firm connections to prevent noise and damage.
Explanation of the time muting circuit and protection circuit activation.
Instructions for repair, cleaning, and general safety cautions.
Describes the amplifier's output stage design and rated power output.
Explains the Only Distortion Negative Feedback circuit and its improvements.
Details on using two units for a high-quality monaural amplifier.
Information on switching between RCA/XLR inputs and phase selection.
Describes the power supply design with El-core transformer and capacitors.
Details on speaker relay, internal wiring, and Schottky barrier diode for performance.
Information on analog meter, loopless chassis, and speaker terminal design.
Details on the AC inlet for power connection and cast-iron insulators.
Shows the unit's standby or operating status.
Turns the unit on from standby or off to standby.
Selects input source and indicates the chosen input.
Controls power meter light and display settings based on STEREO/BTL mode.
Indicates when the unit is in BTL (MONO) mode for monaural amplification.
Displays output level in decibels, showing L/R channels in STEREO mode.
Selects between stereo and BTL (MONO) operation modes.
Changes phase for balanced input to match the connected device.
Turns the unit on or off, initiating standby mode.
Terminal to reduce noise when connecting other devices; not for safety earth.
Coaxial input for unbalanced audio signals from line-level devices.
XLR connector for balanced audio signals, requires phase adjustment.
Connects the accessory power cable to a household wall socket.
Connects left and right speakers, specifying polarity and impedance.
Connects to a control amplifier for synchronized operation via remote cable.
Procedure to restore all settings to factory defaults.
General advice on connecting devices and turning off power.
Instructions for connecting the power cable to the unit and wall outlet.
Guidance on connecting input signals, emphasizing channel correctness and cable insertion.
Instructions for connecting the remote input terminal to a control amplifier.
Detailed steps for connecting speakers in stereo and BTL modes, including polarity.
Caution against using certain speaker switch boxes in BTL mode to prevent damage.
Diagram illustrating the connection setup for normal stereo playback.
Diagram illustrating the connection setup for BTL stereo playback using two units.
Rated output power for stereo and BTL modes at different impedances.
Specifications for input sensitivity, impedance, and total harmonic distortion.
Details on frequency response range and signal-to-noise ratio.
Damping factor value and list of attached components.
List of included accessories and power consumption/supply details.
Physical dimensions and weight of the unit.
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