Switching Panel

ATT HDG Selector

When the ATT HDG Selector is selected to:

  • NORM - IR 1 supplies data to PFD 1, ND 1, and DDRMI/VOR DME. IR 2 supplies data to PFD 2 and ND 2.
  • CAPT 3 - IR 3 replaces IR 1 and supplies data to PFD 1, ND 1, and DDRMI / VOR DME.
  • F/O 3 - IR 3 replaces IR 2 and supplies data to PFD 2 and ND 2.

SWITCHING PANEL - Four selectors on the forward control pedestal allows the pilots to reconfigure display unit sources in case of component failure.