diff --git a/libs/content/question-bank-type/content/B737/B737.05/questions.yaml b/libs/content/question-bank-type/content/B737/B737.05/questions.yaml
index db00a067f..652aefa8a 100644
--- a/libs/content/question-bank-type/content/B737/B737.05/questions.yaml
+++ b/libs/content/question-bank-type/content/B737/B737.05/questions.yaml
@@ -4,7 +4,10 @@
annexes: []
learningObjectives:
- B737.05
- explanation: ""
+ explanation: |
+ - Hand microphone: Typically used for PAs,
+ - Headset boom microphone: this is your headset microphone
+ - Oxygen mask microphone: Built into the mask
variant:
type: simple
question: What microphone options are available to the flight crew?
@@ -33,7 +36,20 @@
annexes: []
learningObjectives:
- B737.05
- explanation: ""
+ explanation: |
+ > ### Degraded Audio System Operation
+ >
+ > If the remote electronics unit or ACP malfunctions, the ACP cannot control the
+ > remote electronics unit. Audio system operation can be switched to a degraded
+ > mode by placing the ALT–NORM switch to ALT. In this mode, the ACP at that
+ > station is inoperative and the crewmember can only communicate on one radio.
+ >
+ > (...)
+ >
+ > | CREW STATION AUDIO SYSTEM IN
DEGRADED MODE | RADIO AVAILABLE FOR
TRANSMISSION AND RECEPTION
AT DEGRADED STATION |
+ > | CAPTAIN | VHF–1 |
+ > | FIRST OFFICER | VHF–2 |
+ > | OBSERVER | VHF–1 |
variant:
type: simple
question: When the ALT-NORM switch on the Audio Control Panel (ACP) is selected
@@ -64,7 +80,12 @@
annexes: []
learningObjectives:
- B737.05
- explanation: ""
+ explanation: |
+ > ### VOICE RECORDER Switch
+ > - **AUTO**: powers the cockpit voice recorder from first engine start until 5 minutes
+ > after last engine shutdown
+ > - **ON**: powers the cockpit voice recorder until first engine start, then trips the switch
+ > to AUTO.
variant:
type: simple
question: Selecting the Cockpit Voice Recorder to ON has what effect?
@@ -93,7 +114,11 @@
annexes: []
learningObjectives:
- B737.05
- explanation: ""
+ explanation: |
+ > VHF antennae located on the lower fuselage are susceptible to multipath
+ > interference from nearby structures or vehicles. This may disrupt VHF
+ > communications. VHF antennae located on the upper fuselage are not as
+ > susceptible to this interference
variant:
type: true-or-false
question: VHF antennae located on the upper fuselage are susceptible to
@@ -106,7 +131,17 @@
annexes: []
learningObjectives:
- B737.05
- explanation: ""
+ explanation: |
+ > ### SERVICE INTERPHONE Switch
+ > - **OFF**:
+ > - external jacks are deactivated
+ > - communication between flight deck and flight attendants is still
+ > possible.
+ > - **ON**:
+ > – adds external jacks to service interphone system.
+
+ The service interphone switch turns off communications to outside the
+ aircraft (for ground crew). Aircrew is always connected.
variant:
type: true-or-false
question: Communication between the flight deck and flight attendants is still
@@ -118,7 +153,11 @@
annexes: []
learningObjectives:
- B737.05
- explanation: ""
+ explanation: |
+ > ### PILOT CALL Switch
+ > Push: sounds a single–tone chime in flight deck.
+
+ **Note**: A continuos chime indicates the door access code has been entered
variant:
type: simple
question: What is the effect of pushing the Pilot Call switch?
@@ -147,7 +186,9 @@
annexes: []
learningObjectives:
- B737.05
- explanation: ""
+ explanation: |
+ > The volume of received communications can be controlled by rotating
+ > the selected RECEIVER SWITCHES on the **AUDIO CONTROL PANEL**.
variant:
type: true-or-false
question: The volume of received communications can be controlled by rotating
@@ -159,7 +200,10 @@
annexes: []
learningObjectives:
- B737.05
- explanation: ""
+ explanation: |
+ - Flight interphone system is used by Flight Deck Crew to communicate with each other.
+ - Service interphone system is used by Flight Deck Crew to communicate with the Cabin Crew and Ground service personnel.
+ The two systems are separate.
variant:
type: true-or-false
question: The Flight Interphone and Service Interphone are on separate networks.