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5. AC INLET
This terminal is connected AC input cord.
6. HIGH-PASS FILTER SWITCH
This switch is for activating the High-pass Filter circuit, to protect speakers from excessive low
frequency power demands. The –3dB frequency of the High-pass Filter is 400Hz.
7. EARTH LINK SWITCH
This slide switch provides for separation of “safety” earth and “signal” earth to prevent from
hum loops.
8. DC INPUT TERMINALS
These terminals are for connecting DC power supply of battery, Connect red colored terminal
to positive lead of battery and black colored one to negative lead of battery.
9. VENTILATOR
This ventilator releases an heated air occurred inside the set.
Be careful so that this ventilator is not closed by any obstruction.
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