Boss TU-50 chromatic tuner User Manual

Details on connecting the AC adaptor and power circuit usage to prevent damage or malfunction.

Recommendations for unit placement regarding temperature, humidity, vibration, and interference.

Guidelines for cleaning the unit using appropriate materials to avoid damage or discoloration.

Safety advice on protecting the unit from impact, liquids, and unauthorized opening.

This jack is for input. Front panel input has priority over rear panel input.

Displays pitch status. When tuner is off, input signal level is displayed.

Lights up for note corresponding to pitch. Flashes standard pitch when Pitch button pressed.

Press to display or change standard pitch. Standard pitch defaults to 440 Hz.

Lights up when tuner is turned on, goes out when turned off.

Used to turn the tuner on and off. Tuning is accomplished when on.

Lights up when the power switch is turned on.

Used to turn the power on and off. Turn amplifier volume to zero when operating.

For connecting the separate AC adaptor (BOSS BRA-120, 220 or 240).

A foot switch can be connected to turn tuner on/off. Tuner indicator shows status.

Switches input signal output on/off when tuner is on. Input signal is muted when on.

This jack is for output. Input signal is not output when power is off.

This jack is for input. Front panel input has priority over rear panel input.