Cessna TR182 1979 Pilot Operating Handbook page 300

CESSNA 400 MARKER BEACON
(TYPE R-402A)
PILOT'S OPERATING HANDBOOK
SUPPLEMENT
AUDIO CONTROL PANEL (REF)
3
1. OFF /VOLUME CONTROL (OFF /VOL) - The small, inner control turns the set on
or off and adjusts the audio listening level. Clockwise rotation turns the set on and
increases the audio level.
2.
MARKER BEACON INDICATOR LIGHTS - Indicates passage of outer, middle,
inner and fan marker beacons. The OUTER light is blue, the MIDDLE light is
amber and the INNER and FAN light is white.
3.
SPEAKER/PHONE SWITCH (SPKR/PHN) - Selects speaker or phone for aural
reception.
4. HI/LO/TEST SWITCH - In the HI position (Up), receiver sensitivity is posi-
tioned for airway flying. In the LO position (Center), receiver sensitivity
is
positioned for ILS approaches. In the TEST position (Down), the marker lights
will illuminate, indicating the lights are operational (the test position is a lamp
test function only).
5. LIGHT DIMMING CONTROL (BRT) - The large, outer control provides light
dimming for the marker lights. Clockwise rotation increases light intensity.
Figure 1. Cessna 400 Marker Beacon Operating Controls and Indicator
Lights
2
1 October 1978