Systems - Flight Instruments

Question 1

If you lose your PFD, how do yo move the information to the MFD?

Answer 1

PFD may be displayed on the adjacent MFD by actuation of the display switch (PFD/MFD/EICAS) on the Display Reversionary Panel

Question 2

How do we “borrow” ADC information from the other pilot?

Answer 2

Display (MFD) reversionary switches are provided to route the outputs from the Air Data Computers (ADC) and attitude and heading source to the flight compartment displays via two control relays.
Source Select Panel:
NORM displays receive information from the onside sources

“1” Displays receive information from a single source (ADC2 is shut off and all information comes from ADC1)

“2” Displays receive information from a single source (ADC1 is shut off and all information comes from ADC2)