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7. Control and setting
a. Gain Control – Turn It to control the input signal of each channel.
b. EQ Bypass Switch – Push it down, the equalizer works, and red EQ indicator LED
will light on. When it is up, the equalizer is bypassed, and EQ indicator LED is not
light.
c. Range Switch – When it is pushed down, the equalizer will boost/cut 15db. When
it is up, the equalizer boost/cut 8dB. And only one of two yellow range indicator
LED will light to show it is 8dB or 15dB.
d. Low Cut Switch – When it is pushed down, it will affectively reduce all frequencies
below 100 Hz. The red low cut indicator LED will light to show low cut function is
worked.
e. Frequency Band Slider Control – Each of these slider controls will boost or cut the
corresponding frequency by
±
8dB or
±
15dB, depending on the setting of the range
switch. All slider are center detent, at which position the corresponding frequency
has a flat response.