Attitude RA And Other Dispalys

Question 1

PARK displayed on CDU

Answer 1

ILS receivers untuned
Dispalyed at power up
Within 200nm of TOD until within or half way to destination

Question 2

Automatic tuning

Answer 2

Airplane is less than 50nm from TOD
Or
150 nm from runway threshold
Or FMC is in descent mode

Question 3

ND

Answer 3

ND Heading provided by FMC using the ADIRU
If the FMC fails the ADIRU will supply HDG
If the ADIRU fails the SAARU will supply HDG
MUst be update d periodoccaly

If ADIRU inertial function is inop, the SAARU cannot generate wind speed and direction on the ND

Bugs do not park, line is showed

Question 4

Approach mode filling

Answer 4

LOC and GS fill when deviation is slightly more than 2 dots