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Details key features like input adjustment, priority mute, and optional modules.
Controls for powering the unit and adjusting the main output volume.
Adjusts the high and low frequency sound levels.
Selects speaker outputs and indicates the signal level.
Controls for turning the tuner on, displaying frequency, and tuning indicators.
AC power cord input and fuse holders for protection.
Terminal for connecting battery input for backup power.
Selects impedance for high impedance speaker terminals.
Connects to external amplifiers and speakers.
Connecting speakers to 8 ohm, 4 ohm, or high impedance terminals.