12-1  Section 12 Setting up Alerts 
 
 
 
 
Section 12 
Setting up Alerts 
By setting this equipment to generate an alert when the own ship’s position or the condition meets the 
specific condition or any other ship or obstacle approaches to a specific range, preliminary measures 
can be taken, avoiding collisions, grounding, and deviation from the route. 
This section explains the method of setting conditions (threshold values) for generating alerts, alert 
processing operations, and alert timer setting using the [Alert] menu. 
 
 
12.1  Selecting Setting Items 
 
The following items can be set in the [Alert] dialogue box. 
 
Memo 
Some items may not be displayed depending on the installation setting. 
 
Collision Avoidance 
 
Set the following conditions to generate a collision avoidance alert. 
• CPA/TCPA limit value 
• Status of the AIS/TT target to be targeted for a lost alert 
Refer to "12.2 Collision Avoidance Alert Generation Conditions". 
New Target Alarm 
(Target acquisition 
alarm) 
Set the following conditions to generate an automatic acquisition target alarm. 
• Area (AZ) for TT target automatic acquisition   
• Enable/disable AZ 
Refer to "12.3 New Target Alarm Generation Conditions". 
Depth (Water 
depth) 
Set the following conditions to generate a grounding avoidance alert. 
• Below keel water depth alarm 
Refer to "12.4 Depth Alert Issuing Conditions". 
RADAR Alarm 
 
Set the following conditions to issue a radar alarm. 
• Sector alarm 
Refer to “12.5 RADAR Alarm Issuing Conditions”. 
Position Integrity 
 
Set the conditions for issuing a Position Monitor Warning and a HDOP Limit 
caution.   
Refer to "12.6 Position Integrity Alert Generation Conditions". 
AMS (Alert 
Management 
Set the actions to be taken at the next stage for an unacknowledged alert. 
Refer to "12.7 Setting up Alert Processing".