keywords:
Bookmark and Share



Front Back
1.) What is the purpose of the EMER switch on the Audio Control Panel (ACP)? 4-1
Direct connect to the COMM. (bypass the REU if audio system fails)
2.) What Comm will the Captain be connected to if the EMER switch is used? 4-1
Comm 1
3.) What Comm will the first officer be connected to if the EMER switch is used? 4-1
Comm2
4.) Are the GPWS and PA audio levels adjustable from the ACP? 4-1
No, they are set at fixed levels
5.) How many transmitting microphones are at each pilot station? 4-2
Headset microphone Oxygen Mask microphone Hand-held microphone
6.) What controls volume between crewmember communications? 4-5
INT slide on both ACPs
7.) What is the power source for Comm 1? 4-6
Emergency Avionics bus
8.) How is communication between the cockpit and cabin accomplished? 4-9
Through the cabin interphone. Either through the handset or headset while pressing the respective pushbutton on the aft center pedestal
9.) What is the PA button used for? 4-9
To establish communication between the cockpit and cabin via the address system
10.) What lights illuminate when the Flight Attendant presses the call button? 4-9
Green call light on the center pedestal and the orange call on the overhead panel
11.) What lights illuminate when the Flight Attendant presses the EMER button? 4-10
Red EMER light on the Center pedestal and the Red EMER on the overhead panel
12.) When using the Oxygen mask what is the procedure to make a PA? 4-11
With mask switch selected push the PA button on the Oxygen mask panel
13.) What is the Voice/Ident switch used for on the ACP? 4-19
Used to Id a Nav aid or listen over the VOR frequency
14.) When the EMER switch is in EMER which PTT switch must be used? 4-19
PTT on the control wheel
15.) What is the L/R switch on the observer audio panel used for? 4-21
To select between the left and right audio panels
16.) What does the ACT button on the Comm do? 4-23
STBY frequency is inhibited; The frequency selector now directly tunes the active frequency.
17.) How is the ACT mode selected on the Comm? 4-23
Hold the button for at least 2 seconds to activate and also deactivate
18.) What does the STO button on the Comm do? 4-23
Saves selected frequencies to memory
19.) If communications are lost with ATC what squawk code is used?
7600
20.) What squawk code is used for and emergency aircraft?
7700
x of y cards