Endeavor 9E CRJ 900 Systems Review/Oral/LOE
What will be lost with ADC failure? ✔️Ans -Airspeed info, Vertical Speed
info, Altitude Info, and Temperature info.
What will you see on the FO's PFD once you have selected ADC1? ✔️Ans -
An amber ADC1 message in displayed on both PFD's.
What will be lost following an IRS/AHRS failure? ✔️Ans -Attitude /
Heading
What happens when we turn the "Air Data" knob from Norm to 1? ✔️Ans -
both PFD's run on ADC 1 ("Norm" left side ADC1/ right side ADC2)
At what altitude will the Radio Altitude no longer be
displayed? ✔️Ans -2500 ft. (1225 ft for tape)
Name four aircraft systems that receive inputs from the
Pitot/Static system? ✔️Ans -ADC,
ISI (integrated standby instrument),
CPCP (cabin pressure control panel),
Stall Protection System
How long will you be able to continue to use your standby
instrument following a complete loss of all AC and DC
power? ✔️Ans -You won't, it must have power. (30 min with batt only)
Which approaches can be flown using the ISIS? ✔️Ans -ILS only using Nav
1. (Company limitation)
Name all of the ways the COMM and NAV radios may be
tuned: ✔️Ans -RTU, FMS Radio Page, BTU (backup tuning unit)
What does the EMER button mean on the RTU panel? ✔️Ans -Bypasses the
ACP/Audio Control Panel (volume control), connects directly to radio (CAPT
com 1/FO com 2)
How would you cross-side tune the RTUs? ✔️Ans -1/2 Button.
,Which switches should be selected when making a PA
announcement? ✔️Ans -Transmit selector to PA, press PA button and
select
R/T (radio transmit)
When does the Cockpit Voice Recorder begin recording? ✔️Ans -When DC
power is applied to the plane.
When does the Flight Data Recorder begin recording? ✔️Ans -When the
Beacon is turned on, or the Strobe is turned on, or Weight Off Wheels.
Name the three panels that control what is shown on the PFD/MFD. What do
they do? ✔️Ans -"DAD"
DCP: Display Control Panel. Range, Nav Source, etc
ACP: Air-data Control Panel. MDA/DH, REF, Baro, etc
DRP: Display Reversionary Panel. Changes MFD to PFD/EICAS.
What can be silenced with the Master Warning pushbutton? ✔️Ans -
Pushing the MASTER WARNING silences the aural warnings except:
• Stall warbler
• GPWS/TCAS (voices and aural)
• Overspeed clacker
• Flap clacker
• Stabilizer trim clacker
• AP Disconnect cavalry charge
• Configuration warnings
• Gear Horn
If you see red ALT, IAS, VS what kind of failure do you probably have?
✔️Ans -ADC air data computer
What checklist would you run if had red ATT HDG and FD flags with a missing
HSI on the PFD? ✔️Ans -IRS/AHRS fail
, What is required to activate the autopilot? ✔️Ans -1 yaw damp
1 stab trim
1 ADC
Both IRS/ARHS
Both FCC
AP DISC up
No instability
Minimum width 180 degree turn? ✔️Ans -80 ft
Flight deck door indication that door is not in safe condition. What sensors for
door security? ✔️Ans -Passenger door RED because it is non-plug door.
Others are Amber. Escape hatch and Aft avionics bay door not indicated.
Proximity sensors in doors and handles.
What are the maximum weight and number of passengers allowed on the
passenger door stairs? ✔️Ans - people
Doing a repo flight, capt asks to close main door, how do you know it's secure?
✔️Ans -Doors page, no EICAS message for door, On door: 6 witness marks (2
lock pins each side, 2 lock cams on top)
Which two doors are not on the DOORS synoptic page? ✔️Ans -Front
escape hatch and aft equip bay
EICAS Colors and order of priority ✔️Ans -Red: Warning (cant box)
Yellow: Caution
Green: Advisory (cant box)
White: Status
What happens if ED1 fails in flight? ✔️Ans -ED2 takes over automatically
If MFD fails, can you display it on another screen? ✔️Ans -NO
Following an EICAS control panel failure which buttons remain operative?
✔️Ans -PRI, CAS, STAT, STEP
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