Northrop Grumman Sperry Marine VisionMaster FT, User Manual

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Charts Radar/Chart Radar User Guide
12-64 65900010
Chart Dangers
A safety checking feature continuously searches the chart database and
mariner objects database for objects that could endanger the safety of own
ship. For a description of this feature, see Safety Checking.
Safety Checking must be configured as an optional feature in system
configuration before the operator can view chart dangers, see
Chapter 1
`Configuration' in Volume 2 of the VisionMaster FT Ship's Manual.
WARNING!
SAFETY CHECKING WILL NOT BE APPLIED TO AN AREA OF AIO
DATA (FOR INFORMATION ON AIO REFER TO CHART
SYMBOLOGY ON PAGE 12-35). NORMAL SAFETY CHECKING
WILL CONTINUE TO APPLY TO THE ENC CHARTS THAT THE AIO
IS ASSOCIATED WITH.
When safety checking detects a dangerous object a red flashing `Chart
Dangers' alarm appears in the Alert Status Indicator and the Dangers icon
to the right of the Alert Status Indicator is displayed with a red background.
A list of dangerous objects is shown in the
Dangers window, which can be accessed by either
left clicking on the Dangers icon in the upper
toolbar, or by clicking on
Dangers in the Charts
sub menu list.
The list of dangerous objects is divided into
Dangers and Cautions. The objects are displayed
in order of age, with the most recently to least
recently discovered.
Dangerous objects in the list can be viewed in a
number of ways, either:
1. Click on the individual items within the list;
2. Navigate up and down the list using the
up/down arrows;
3. To mark all listed objects as viewed click
on the Mark All As Viewed button.
As each object item is highlighted its red
background is removed, a detailed description is