COCKPIT DOME LIGHT
The cockpit dome light provides flooding ambience light from the overhead
console.
The cockpit dome light may consist of a standard white-light bulb or a solidstate
white LED array (or combined white-and-green LED array in case of
NVG-compatibility).
The cockpit dome light is controlled by a single knob on the LT control panel
and powered by MAIN 2 bus via the DOME circuit breaker.
MAP READING LIGHTS (OPTIONAL)
In case optional Map Holders are installed on the instrument panel,
dedicated lights and associated controls are also incorporated.
CABIN LIGHTS
In the standard helicopter (hard-liner ceiling), cabin lights consist of six (or
eight) fluorescent tubes or solid-state LED arrays installed along the inboard
rim of each side liner.
In helicopters equipped with soft-liner cabin ceiling, cabin lights consist of
four lamps or four solid-state LED arrays (or combined white-and-green LED
arrays in case of NVG-compatibility).
Cabin lights are controlled by the pilot via a single knob on the LT control
panel (CABIN) which permits turning them on and off and adjusting the
brightness.
Each fluorescent lamp is powered by a dedicated inverter which transforms
the 28 VDC power from MAIN 2 bus into a variable AC power.
In case of an open failure of the adjustment control circuit, the cabin lights
are automatically set to maximum brightness and can only be turned on and
off.
LED or bulb lamp options are powered at 28 VDC.
Power for the cabin lights is provided by MAIN 2 bus via the CAB circuit
breaker.
PASSENGER READING LIGHTS
In the standard helicopter (hard-liner ceiling), twelve passenger reading
lights are installed, two per PSU (Passenger Service Unit).
Each passenger can turn his own light on and off via a dedicated pushbutton
on the PSU.
Pilots have no control on the passenger reading lights.
Power for the passenger reading lights is provided by MAIN 2 bus via the
PSU circuit breaker.
BAGGAGE COMPARTMENT LIGHTS
Three dome lights provide illumination of the baggage compartment.
Each baggage compartment light may consist of a standard white-light bulb
or a solid-state white LED array (or combined white-and-green LED array in
case of NVG-compatibility).
The baggage compartment lights are automatically activated when any of
the baggage doors is open and power is available on MAIN 2 bus (BAG
COMP circuit breaker).
INTERIOR LIGHTS – CONTROLS
The DIM control panel allows individual brightness adjustment of the Display
Units.
1 CPLT PFD knob
• Rotated ............ adjusts the brightness of the copilot PFD
from minimum (MIN) to maximum (MAX)
2 CPLT MFD knob
• Rotated ............ adjusts the brightness of the copilot MFD
from minimum (MIN) to maximum (MAX)
3 CPLT MFD knob
• Rotated ............ adjusts the brightness of the pilot MFD from
minimum (MIN) to maximum (MAX)
4 PLT PFD knob
• Rotated ............ adjusts the brightness of the pilot PFD from
minimum (MIN) to maximum (MAX)