NAVIGATION AND
COMMUNICATION
AIRPLANE
OPERATIONS
MANUAL
2-18-40
Page
2
Code
01
MARCH 30, 2001
DISPLAYS CONTROLS AND INDICATORS
DISPLAY CONTROL PANEL (DCP)
1 - DISPLAY FORMATS SELECTOR BUTTON
− Pressing the FULL/WX Button alternates the EHSI presentation
on the PFD between Full Compass format and Arc format.
− In Arc format the Weather Radar Display is also presented
whenever the Weather Radar is operating.
2 - GROUND SPEED AND TIME-TO-GO SELECTOR BUTTON
− Pressing the GSPD/TTG Button alternates the respective
information on the PFD between ground speed and time-to-go.
3 - ELAPSED TIME SELECTOR BUTTON
− The first actuation enters the Elapsed Time Mode on the PFD
respective field. The subsequent actuation provides the
following sequence of control: RESET - ELAPSED TIME -
STOP - REPEAT.
4 - NAVIGATION SOURCES SELECTOR BUTTON
− Provides the selection of the VHF NAV (VOR, ILS and MLS) as
navigation source for the EHSI. If the VHF NAV is already
selected, pressing the NAV Button selects the opposite VHF
NAV as navigation source for the on-side EHSI. Pressing the
NAV Button once again will restore the normal operation: VHF
NAV 1 information presented on the PFD 1 and VHF NAV 2
information presented on the PFD 2.
5 - FMS SOURCE SELECTOR BUTTON (OPTIONAL)
− Provides the selection of the FMS as navigation source for the
EHSI.
− On airplanes equipped with dual FMS, pressing the FMS Button
for the second time selects the opposite FMS as navigation
source for the on-side EHSI (and for the on-side MFD MAP).
Pressing the FMS Button once again will restore the normal
operation: FMS 1 information presented on the PFD 1 (and MFD
1) and FMS 2 information presented on the PFD 2 (and MFD 2).
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