9-S3-8
PAGE
Virus SW 121
Pilot Operating Handbook
POH-121-00-40-001
PAGE REV. 0
SECTION
9
SUPPLEMENTS
4.18.1
EXTERNAL LIGHTS
Taxi, take-off, landing: turn-on the landing light to illuminate the taxiway sur-
face.
All flight phases: keep NAV/Strobe lights ON for the entire duration of the
flight.
4.18.2
INTERNAL LIGHTS
Instrument and avionic lights: set the dimmer to AUTO for automatic bright-
ness control. Use the MANUAL mode to set the desired brightness manually.
CAUTION:
Do not dim the lights up too quickly in a very dark environment,
as this could be temporarily blinding.
Cabin-lights: turn ON whenever there is a need to illuminate the cabin and/
or the kneeboard. Turn OFF the cabin light when not needed in order to
improve outside visibility.
Fuel-tank level lights: turn ON only for the time needed to evaluate the fuel
quantity, then turn OFF.
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