Boeing 737-800 - HGS Modes of Operation

737 Flight Crew Operations Manual
Flight Instruments, Displays -
Head-Up Display System –
Controls
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10.17.2 D6-27370-866-EGP
HGS Modes of Operation
The HGS has four modes of operation, summarized in the following table.
HGS Modes Select
1 HGS MODES - MCDU Control Panel Display Window
Displays selected modes, entered values, system test and system status. To access
the "HGS MODES" page, push "HGS MODES" (line select key 6L). Use the line
select keys on the HGS Modes page to change the HGS modes. To change modes
on the HGS Modes page, push the line select key next to the name of the mode.
Mode Flight Operation Guidance Source
Primary Takeoff, climb,
enroute, descent,
approach & landing
DFCS
(Digital Flight Control
System)
IMC approach Autopilot/Flight
Director approaches
approach and
landing
DFCS
VMC approach Visual approaches NONE
AIII approach ILS approach and
landing
HGS
------------------------
S MODESGH
IR
CMI<
MCV<
AIII
HGS DATA
<
P<
<
MCDU
1
2
5
3
4
6
March 27, 2014