
Skip Waypoint softkey one time. Press the EDIT key to
end this procedure. If you skip one waypoint manually,
and the CDU starts skipping more waypoints by itself,
you probably need to change your Waypoint Pass Criteria
in the CFG1 Navigate menu. Refer to the Route section
of this manual for more details about skipping waypoints.
Just as in NAV1, you will see an RL or GC symbol in the
upper right corner of the display indicating whether you
are navigating under Rhumb Line or Great Circle. This is
set in the CFG1 Navigate menu.
NAV 3 - Expanded Navigation Information
Navigate screen 3 has four windows. The upper left
window is a smaller version of NAV2. Please read the
previous section for a detailed description of this window.
The two windows below this one indicate the current
date, time and the ETA to the end of your route for the
time zone currently entered. The date and time format
is set in the CFG1 Time menu. The ETA and TTG (in the
right hand window) are filtered over time, so allow the
filtering to settle when you first make a course or speed
change. The filter time is controlled in the RTE1 ETA
Setup screen. The Time-To-Go (TTG) value on the bot-
tom of the right hand window expands from HH:MM:SS
to HHHH:MM:SS when the time to go is greater than
99:59:59. Also, these values are calculated by using your
Waypoint Closure Velocity (WCV), not your SOG. WCV is
described in short detail in the NAV4 section which fol-
lows.
You will find the right hand window to be a helpful tool.
In addition to identifying the waypoint you are currently
approaching, it identifies the waypoint at the end of the
next leg. The really unique feature of this screen is the
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