Boeing 787-8 - Page 511

787 Flight Crew Operations Manual
DO NOT USE FOR FLIGHT
Automatic Flight -
Controls and Indicators
Copyright © The Boeing Company. See title page for details.
D615Z003-TBC 4.10.15
The localizer / final approach course mode can be disarmed before capture by:
• pushing the LOC/FAC switch a second time, or
• selecting LNAV
The localizer / final approach course mode can be disengaged after capture by:
• selecting a roll mode other than LNAV
• pushing a TO/GA switch
• pushing the APP switch
• disengaging the autopilot and turning both flight director switches off, or
• engaging an autopilot when in flight director only
Illuminated (white) – the localizer or final approach course mode is armed or
engaged.
Push –
• arms, disarms, engages, or disengages roll mode (LOC, FAC, B/CRS)
pitch mode (G/S, G/P) for the approach selected in the FMC
• displays selected roll and pitch modes as armed on the PFD and HUD roll
and pitch flight mode annunciators prior to localizer / lateral path and
glideslope / glidepath capture
• displays selected roll and pitch modes in green (engaged) on the PFD and
HUD roll and pitch flight mode annunciators after each one is captured
• the AFDS captures and tracks the localizer / lateral path roll mode and
captures the glideslope / glidepath in the pitch mode upon interception
• localizer / lateral path captures when the intercept track angle is within
120º of the localizer course
• glideslope / glidepath captures when the intercept track angle is within 80º
of the localizer course
The approach mode can be disarmed with both pitch and roll modes armed by
s e l e c t i n g A P P, L O C , L N AV, o r V N AV.
The approach mode disengages:
• with roll mode engaged and pitch mode armed, by selecting heading select
(HDG/TRK SEL) or heading hold (HDG/TRK HOLD)
• independent of mode status, by engaging TO/GA mode, or by disengaging
the autopilot and turning both flight director switches off
• after roll and/or pitch modes are captured, by pushing the approach switch
a second time above 1,500 feet radio altitude (AFDS reverts to default roll
and pitch modes)
Illuminated (white) – the approach modes are armed or engaged.
2
Localizer / Final Approach Course Light
3
Approach (APP) Switch
4
Approach Light
February 15, 2010