6. CHART OVERVIEW
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6.3 How to Select the Chart Operating Mode
The chart display has three chart operating modes: Voyage navigation, Chart mainte-
nance and Voyage planning. Select a mode from the Status bar with the [NAVI],
[CHARTS] and [PLAN] buttons. The background of the button of the active mode is
light-blue.
Note 1: When switching between the Voyage navigation and Chart maintenance
modes it may take several minutes to read the chart when using C-MAP charts or
there are many charts installed.
Note 2: If the equipment accepts no key operation after switching to the Chart main-
tenance mode, reset the power.
6.4 How to Select the Chart Scale
When you open a chart it is displayed with the default scale, called the compilation
scale. To change the chart scale, do one of the procedures shown below. The scale
range is 1:1,000 to 1:70,000,000.
• Click the chart scale selection buttons in the Chart scale/presentation mode box.
• Right-click anywhere inside the Chart scale/presentation mode to show a drop-
down list of chart scales.
• Put the cursor anywhere on the chart and spin the scrollwheel.
The table below lists the chart related messages and their meanings.
*: Shown as "Display Not Real Time: display is based on viewing date range from
(start of date range) to (end of date range)" when the permanent warning dialog is
maximized.
Message Meaning
Display Not Real Time* Displayed date is not the current date.
Non-ENC data ENC non-compatible chart in use.
Larger scale ENC available Larger scale available at current position (TM reset
ON) or cursor location (TM reset OFF).
Overscale Scale too large.
RM(OFF) Relative motion turned off when the chart is scrolled
or the trackball is operated.
For Voyage navigation
mode
For Voyage planning
mode
For Chart maintenance
mode
Chart scale indication
Chart scale
selection buttons
Chart related
message
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