ATA 22 Autoflight

Question 1

During what conditions does Mach Trim operate?

Answer 1

When airspeed exceeds 0.615.

Question 2

Speed trim causes the ______________ to be moved.

Answer 2

Horizontal Stabilizer

Question 3

Does the autopilot (DFCS) control the rudder?

Answer 3

yes

Question 4

Where are the primary controls for the auto flight system located?

Answer 4

MCP on the P-7 glare shield.

Question 5

Where are autopilot and flight director engaged modes displayed?

Answer 5

Max Display System
(MDS)

Question 6

Where are normal yaw damper commands are sent?

Answer 6

to the yaw damper components on the Main rudder PCU

Question 7

Which hydraulic systems are required for normal yaw damping?

Answer 7

System B

Question 8

Which SMYD provides primary (normal) yaw damping?

Answer 8

SMYD 1(Stall Management Yaw Damper).

Question 9

The autothrottle function is provided by the _________ ________ __________.

Answer 9

Flight Control Controller (FCC A)

Question 10

What type of switch is the autothrottle arming switch?

Answer 10

A HOT one

Question 11

What is the primary interface between the flight crew and the auto-flight system?

Answer 11

Mode control panel (MCP).

Question 12

Where are the armed and engaged modes displayed?

Answer 12

The top part of each PFD

Question 13

What provides airplane gross weight to the SMYDs for use in yaw damping calculations?

Answer 13

FMC

Question 14

What does the auto throttle use to drive the thrust levers to the commanded position?

Answer 14

2 independent servo motors

Question 15

How the the Auto throttle stay in the arm position?

Answer 15

An engage solenoid holds the switch.