737 Flight Crew Operations Manual
Flight Instruments, Displays -
PFD/ND – Displays
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Altitude Disagree Alert
1 Altitude Disagree Alert (amber)
Indicates the Captain’s and F/O’s altitude indications disagree by more than 200
feet for more than 5 continuous seconds.
YW273, YW274
Refer to Chapter 15 Warning Systems for the aural alerts associated with RCAS.
600
4
5200
100
5
OM
1000
HPA
1011
BARO
450
M
1554
1463M
800
20
80
000
6
2
1
1
2
6
5
4
ALT
DISAGREE
September 15, 2016