Boeing 737-800 - Display Unit Failure Automatic Switching

737 Flight Crew Operations Manual
Flight Instruments, Displays -
PFD/ND – System Description
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D6-27370-866-EGP 10.21.5
Display Unit Failure Automatic Switching
1 Outboard Display Unit Fails
If an outboard display unit fails, the PFD is automatically displayed on the inboard
display unit and the outboard display unit blanks.
2 Inboard Display Unit Fails
If an inboard display unit fails, the PFD format remains displayed on the outboard
display unit and the inboard display unit blanks.
PFD
OUTBD
PFD
NORM
INBD
ENG
PRI
MAIN PANEL DUs
NORM
ENG
PRI
LOWER DU
MFD
ND
ENGINE
1
ENGINE
PFD ENGINE ND PFD
2
3
PFDPFD ND
PFD ND ND PFD
NORM
ENG
PRI
LOWER DU
PFD
PFD
NORM
INBD
ENG
PRI
MAIN PANEL DUs
OUTBD
MFD
ND
September 28, 2006