FLIGHT PHASES
26 DESCENT
6.6. Use of PERF DES page
ACT MODE [1L]:
Indicates the actual speed mode:
−
MANAGED: managed speed mode is
engaged. Speed is computed by the
FMGC, value is displayed in [3L]; it
cannot be changed.
FCU SPD is dashed – dot
DES
ACT MODE UTC DEST EFOB
MANAGED 2400 4.0
CI
30 PRED TO FL070
MANAGED UTC DIST
.79/293 2351 17
EXPEDITE 2351 17
ACTIVATE NEXT
{APPR PHASE PHASE>
−
SELECTED: selected speed mode is
engaged. Speed is FCU SPD/MACH,
displayed in [4L].
−
EXPEDITE (as installed): expedite
mode has been selected on FCU.
UTC DEST EFOB [1R]:
− (UTC) Estimated time at DEST,
− (EFOB) Estimated fuel on board at DEST according to ACTIVE F-PLN
(track and profile).
CI [2L]:
Same rule applies as described for CLB & CRZ pages.
See also Part III: Multiphase – xxx
Predictions to ALT [2R]:
ALT displayed in [2R] is defaulted to FCU ALT.
UTC (Estimated Time) and DIST (Distance) to reach this altitude are
displayed in:
− [3R] if speed is managed, or,
− [4R] if speed is selected, or,
− [5R] if EXPEDITE mode is used.
ALT may be overwritten enabling predictions computation at any
desired ALT.
When clear, [2R] field defaults to FCU selected ALT.
ACTIVATE APPR PHASE prompt [6L]:
Same rule applies as described for CLB & CRZ pages.
Enables to switch FMGS directly to APPROACH phase in case and
anticipate deceleration for approach.
See also Part II: Approach
NEXT PHASE prompt [6R]:
Enables access to APPR & GO AROUND pages for review or update
landing parameters.
J43126AA 00
© THALES AVIONICS S.A.
AIRBUS A318/319/320/321
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