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Operation with a Fist Microphone
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3.2
Control and LCD Display
3.2.1 Controls
Several of the keys on the front panel of the base station serve multiple
purposes. For the most part, the function indicated on the first line of
the key is accessed by pressing and releasing that key. The function
indicated on the second line of the key is accessed by pressing and
holding the key for two seconds.
CH (Channel Selection) Knob
This knob selects the active channel. Turning the knob clockwise
increments the channel number. Turning the knob counterclockwise
decrements the channel.
The knob is also used to select values and functions in DSC mode.
VOLUME/PWR Knob
This knob switches power on and off and controls the audio volume.
From the OFF position, rotating the knob clockwise until it "clicks"
powers ON the radio. Continuing to turn the knob clockwise, the
volume increases. Rotating the knob counterclockwise, the volume
decreases. Continuing to turn the knob counterclockwise, the unit
"clicks" OFF.
The upper bar graph on the LCD displays the volume level.
SQUELCH Knob
This knob controls the squelch sensitivity level. Rotating the knob
clockwise increases the squelch level. Rotating the knob
counterclockwise decreases the squelch.
Figure 3-2 Layout of Controls
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