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: For a caution
TERR AHEAD/OBST
AHEAD (red)
: For a warning.
When triggered, these messages flash for 9 s, then remain steady until the caution or warning
alert condition disappears.
A330/A340 FLIGHT CREW
OPERATING MANUAL
AIRCRAFT SYSTEMS
INDICATING/RECORDING
INDICATIONS ON ND
A330/A340 FLEET DSC-31-45 P 30/30
FCOM 19 AUG 10
TERR RNG (red) : For a RANGE error warning.
TERR TST (amber) : Appears during the EGPWS test, when the terrain pattern is
displayed, and there is no failure.
(5) Terrain or obstacle caution alert
Generated when a conflict exists between the terrain caution envelope, ahead of the aircraft,
and the terrain/obstacles data stored in the database. The conflict area is shown in solid yellow.
(6) Terrain or obstacle warning alert
Generated when a conflict exists between the terrain warning envelope, ahead of the aircraft,
and the terrain/obstacles data stored in the database. The conflict area is shown in solid red.
Note: When an alert is generated (either caution or warning), and TERR ON ND is not
selected, the terrain/obstacles is automatically displayed and the TERR ON ND
pushbutton ON light comes on.
(7) Lowest ans highest elevations
Minimum and maximum elevations encountered within the selected range, are respectively
displayed in this square, using the color code of paragraph 1.
Note: The elevations shown on the ND correspond to the terrain included in the selected
ND range, ahead of the aircraft. In ARC mode, the elevations are linked with the
terrain displayed on the ND. In ROSE mode, the elevations may not represent the
lowest and highest terrain currently displayed on the ND.
A330/A340 FLIGHT CREW
OPERATING MANUAL
AIRCRAFT SYSTEMS
INDICATING/RECORDING
EFIS CONTROLS
A330/A340 FLEET DSC-31-50 P 1/8
FCOM 19 AUG 10
EFIS CONTROL PANEL
Applicable to:
(1) Barometer Reference Display Window
Range : 745 hPa to 1 050 hPa.
(2) Barometer Reference Selector
a. Outer ring : For selection of the units for the barometer reference, either hectoPascals (hPa)
or inches of mercury (in Hg).
Note: The selected unit does not appear on the PFD.
b. Inner knob : For selection of the reference value, displayed in the barometer reference
display window and on the PFD below the altitude scale.
At FCU initialization, the window displays 1013 or 29.92, depending on the selected unit.
• Pulling the knob selects the standard baro reference setting. The PFD then displays
“STD.” (Rotating the knob has no effect.)
• Pushing the knob from the STD position makes the last selected QNH baro setting
available.
(3) FD Pushbutton
Pushing this button removes the FD bars from the associated PFD (or removes the flight path
director symbol if the TRK FPA reference is selected).
The pushbutton light goes out.
Pushing it again restores the FD bars (or the FPD symbol) and lights the green pushbutton
light.
A330/A340 FLIGHT CREW
OPERATING MANUAL
AIRCRAFT SYSTEMS
INDICATING/RECORDING
EFIS CONTROLS
A330/A340 FLEET DSC-31-50 P 2/8
FCOM 19 AUG 10
(4) LS Pushbutton
Pushing this button displays the localizer and glide slope scales on the PFD.
Deviation symbols appear if there is a valid ILS signal.
The green pushbutton light comes on.
(5) Mode Select Switch
This switch selects a navigation display for the onside ND.
(6) Range Select Switch
This switch selects a range scale for the onside ND.
Note: If the mode or the range data fails, the default selection is the ROSE NAV mode and
80 nm range.
(7) ADF-VOR Select Switches
These switches select ADF or VOR bearing pointers and DME distance on the onside ND, as
well as the corresponding navaid data characteristics in any mode except PLAN mode.
(8) Optional Data Display Pushbutton
Pushing this button displays optional data in addition to the data permanently displayed in
PLAN, ARC, or ROSE NAV modes. The green pushbutton light comes on.
Only one option can be activated at a time.
EFIS CONTROL PANEL
Applicable to: ,
(1) Barometer Reference Display Window
Range : 745 hPa to 1 050 hPa.
A330/A340 FLIGHT CREW
OPERATING MANUAL
AIRCRAFT SYSTEMS
INDICATING/RECORDING
EFIS CONTROLS
A330/A340 FLEET DSC-31-50 P 3/8
FCOM 19 AUG 10
(2) Barometer Reference Selector
a. Outer ring : For selection of the units for the barometer reference, either hectoPascals (hPa)
or inches of mercury (in Hg).
Note: The selected unit does not appear on the PFD.
b. Inner knob : For selection of the reference value, displayed in the barometer reference
　
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