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RADIO SELECTOR SWITCHES
RADIO SELECTOR SWITCH OPERA nON.
Operation of the radio equipment is normal as covered in the respec
tive radio manuals.
Switching system is necessary.
series of selector switches located at the top-center of the instrument
panel.
They are rectangular in shape, internally lighted, and the face of
each switch is labeled to define the system it controls.
switches have one function when depressed and another function when
extended.
They are designed to lock when pushed in to the depressed
position; they can be extended by pressing full in and allowing them to
release to the extended pOsition.
interlocked to prevent more than one system from being utilized at the
same time.
Depressing one interlocked switch automatically disengages
the others.
All of the selector switches are lighted anytime the navig ation
light switch is turned on.
brighter.
The light intensity of a depressed switch can be controlled with
the rheostat labeled "DIM AUDIO SW BRT" just below the selector switches.
The following informatio n describes the various selector switch functions.
TRANSMITTER SELECTOR SWITCH.
When two transmitters are installed, the microphone must be switched
TYPICAL ARRANGEMENT WITH AUTOPILOT
TRANSMITTER
SELECTOR
SWITCHES
7-4
When more than one radio is installed, an audio
Audio SWitching is accomplished by a
Certain combinations of - s witches are
When a switch is depressed, its light becomes
SELECTOR SWITCHES
SPEAKIiIR-HEADPHONE SELECTOR
SWITCHES
(Switches control speaker -head
pbone function of communication
and naVigation radio equipmenl)
Figure 7-1.
The selector
AUTOPILOT
OMNI SWITCHES
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