System Review PTM CH-03 (Lighting) Flashcards
Cockpit Lighting
(PANEL, FLOOD and AUX lighting) is controlled by rheostats on the overhead Lights Panel.
Map light, PFD and PDF GTC lighting intensity is controlled by rheostats on the left and right tilt panels.
MFD and MFD GTC lighting intensity is controlled by similar knobs located in the upper left corner of the center pedestal above the SECONDARY TRIM controls.
Aux Rheostat
LED lights under the glareshield provide indirect lighting for the instrument panel.
Day/Night Selection
Made using the PANEL lights rheostat on the overhead lighting panel.
Panel Lights (Day Selection)
Bypasses the PANEL rheostat and illuminates all buttons to their maximum intensity.
Panel Lights (Out of Day Selection)
Dims the buttons, and routes power to the PANEL rheostat for light intensity control.
Cabin Lighting
Reading and table lights for each seat are controlled by touch panels on the sidewalls next to each passenger seat.
Cabin Entry Lights
Pressing the cabin ENTRY button on the master control switch panel or the button next to the main cabin entry door, illuminates the following lights:
Overhead seat/table lights above Seat 8, Seat 3, Seat 7 and the toilet.
Step lights on the stairs.
Cabin Entry Lights Power Source
Right battery bus. A timer automatically turns the lights off after approximately 15 minutes of use.
Aisle Lights
Aisle lighting is provided through toekick lights under selected cabin seats.
Aft Vanity Lights
A touch activated control panel in the aft vanity area controls various necessities such as lights and water temperature.
Refreshment Center Lights
Refreshment center lights illuminate as the refreshment center door is opened.
Passenger Advisory Lights
Passenger advisory lights consist of Passenger Safety lights controlled by the PAX SAFETY button and Fasten Seat Belt lights controlled by the SEAT BELTS button.
Cockpit EMER LTS are in ARM
Pressing the PAX SAFETY button to ON activates the following:
No-smoking signs.
Emergency lighting.
SEAT BELTS button (ON)
Illuminates the fasten seat belt signs and activates a two-tone chime.
SEAT BELTS button (OFF)
Extinguishes the fasten seat belts signs and activates a single chime.
Emergency Lighting
Provides illumination for emergency situations during night or conditions of reduced visibility.
The lights are powered from the emergency buses. If a complete loss of electrical power occurs, the lights are powered by four dedicated emergency battery packs in the cabin.
The battery packs are continuously charged to capacity with DC power from the emergency buses.
The emergency lighting load is shared between the packs to ensure adequate lighting in case one or more battery packs fail.
Emergency Interior Lights
5 No Smoking/Fasten Seat Belt Signs (Over 4 tables and on LH Aft Divider)
Return to Seat Sign (RH Aft Divider)
3 Exit Signs (Cabin Door, Forward side of Aft Divider, Escape Hatch)
3 Exit Indicators (Forward and Aft of Cabin Door, Escape Hatch)
5 Toe kick Lights - pathway lighting (Below Seats 3, 5, 8, 9 and 10)
4 Reading Lights (Above Seats 3, 7, the Toilet, and 10)
Exterior Emergency Lights
A single emergency light on the right side of the fuselage lights the top of the right wing. The light provides illumination of the over-wing escape route.
The right-wing inspection light serves a dual purpose as an emergency light. It illuminates the first step to the ground from the non-slip strip on the wing.
The left-wing inspection light illuminates the area in front of the cabin door to assist in emergency evacuation.
Emergency Lighting System
Controlled by a three-position EMER LTS switch on the LIGHTS control panel.
EMER LTS (ARM)
Provides automatic activation when:
Loss of main DC power
5-G impact (Cannot be turned off)
PAX SAFETY button ON
EMER LTS (ON)
Manual activation.
EMER LTS (OFF)
System deactivation.
Cabin Emergency Lighting System Power Source
Powered with emergency bus power.
Cabin Emergency Lighting System Duration
Main DC power available: System can operate indefinitely.
Emergency lighting battery packs only: 10-minute duration minimum.
Exterior Lighting
Consists of:
Position (navigation) lights
Anticollision (strobe) lights
Beacon
Wing inspection lights
Landing/recognition lights
Taxi lights
Tail flood lights
All standard exterior lights are powered by the main DC electrical system.
Exterior Lighting Controls
Most exterior lighting is controlled by buttons on the LIGHTS control panel in the overhead panel. However, the Position Lights and the Beacon are controlled through the GTC.
Position Navigation Lights
LED position lights are located on the left and right wingtips, and below the trailing edge of the rudder. The lights have clear lenses with red, green or white LEDs illuminating as appropriate.
Position Navigation lights Control
Navigation lighting selection is made through the MFD.
The GARMIN system default for Navigation lights is ON. This allows the Navigation lights to illuminate any time the avionics are initially powered. If it is not desired to have Navigation lights on at that time, select the Off position.
Anti Collision Lights
White strobing LED anticollision lights are located on the left and right wingtips, below the trailing edge of the rudder and on top of the vertical stabilizer.
Anti Collision Lights Control
ANTI COLL button on the Lights panel.
Beacon
A red LED flashing beacon is on the top of the vertical stabilizer for added safety during normal operations.
Beacon Control
Selection is made through the MFD GTC.
The Normal selection turns the lights on any time a starter is engaged when either RUN/STOP button is in the RUN position.
The lights will be off otherwise.
The ON selection turns the beacon on, and the OFF selection turns the beacon off.
Wing Inspection Lights
LED wing inspection lights are in the left and right sides of the fuselage forward of the wing leading edges. The LED design allows the lights to illuminate the wing leading edges for inspecting ice accumulation during night operations, and to assist in emergency evacuations.
Wing Inspection Lights Control
WING INSP button on the LIGHTS panel and are part of the emergency lighting system.
Landing/Recognition Lights
One high-intensity sealed beam light assembly is in each wing root leading edge for landing lights.
Landing/Recognition Lights Control
The landing lights are controlled by L LDG and R LDG ON-OFF buttons.
With the L LDG and R LDG buttons in the OFF position, the landing lights can function at a lower intensity as recognition lights.
The single RECOG button illuminates both lights in recognition mode.
Pulse Lights
Uses the landing/recognition lights by alternately pulsing the left and right lights at a rate of 45 times per minute.
Pulse Lights Control
Manual activation of the Pulse Lights is controlled by the Pulse button.
Automatic Pulse Light selection is made through the MFD GTC.
Automatic Pulse Lights
The pulse lights will activate automatically with weight off wheels and a TA or RA detected by TCAS unless otherwise selected OFF in MFD GTC.
Pulse Lights Deactivation
The pulse function is disabled anytime the RECOG, L LDG, or R LDG button(s) are selected ON. The RECOG button disables pulsing on both sides, but LDG buttons only disable pulsing on the selected side.
Taxi Lights
Two taxi lights are mounted on the front of the nosewheel strut. The lights consist of two sealed beam lamps.
The taxi lights only illuminate when the aircraft is on the ground (all three landing gear squat switches indicating on the ground).
The taxi lights turn as the nosewheel turns.
Taxi Lights Control
Single TAXI button on the LIGHTS panel.
Tail Flood Lights
Fixed position lights on top of each side of the horizontal stabilizer. The lights are canted upward to illuminate each side of the vertical stabilizer for airplane identification at night.
Tail Flood Lights Control
TAIL FLOOD Button on Lights panel.
Aft Baggage Compartment Lights
The baggage compartment lights are powered from the left battery bus.
If the lights are inadvertently left on, closing the baggage compartment door extinguishes the lights. The lights will automatically turn off after 15 minutes if inadvertently left on without main DC power.
Aft Baggage Compartment Lights Control
Toggle switch on the compartment aft door frame.
Tailcone Maintenance Light
The light is powered from the left battery bus.
If the light is inadvertently left on, a microswitch on the forward door frame extinguishes the light when the access door is closed.
Tailcone Maintenance Light Control
Toggle switch mounted on the APU service panel.
