Furuno FMD-3100 Operator's Manual page 327

No. Text
151 Actual Course
Change Indication
152 Wheel Over Line
153 Track Control Stop
154 Position Monitor
156 Sensor Failure
158 Course Difference
159 Low Speed Alarm
170 Positioning
System Failure
171 Crossing Safety
Contour
172 Off Track Alarm
Default Meaning
Warning
Waypoint is now being
approached. Alert150 is
acknowledged and the
ship's position is less than
set time of approach alarm
from WOL.
Default: 30 seconds
Alarm
Waypoint is now being
approached. When alert
150 and 151 are not
acknowledged, ship
crosses WOL. When alert
150 is not acknowledged,
this is generated instead of
alert 151. (30 seconds
before WOL)
Alarm
Track control is
discontinued because
sensors such as GYRO,
GPS, LOG and Autopilot
stop input during Track
Control.
Warning
When inputting position
data from 2 GPS or more
GPS, there is a difference
between position data from
each GPS.
Alarm
Sensor data related to
Track Control (GYRO,
GPS, LOG) is lost.
Warning
Deviation between current
heading and plan course is
more than set value.
Default: 30 degrees
Alarm
While carrying out TCS,
ship's speed becomes less
than set value.
Warning
All position data has been
lost for more than 30
seconds.
Alarm
When check area is set,
ship entered in the
shallower area than check
area set in Safety Contour.
Alarm
Deviation is big between
planning course and
current heading. While
monitoring route, ship
position deviates Channel
Limit.
APPENDIX 4 ALERT LIST
Remedy
Be careful that WPT is ap-
proaching.
Be careful that ship
crossed WPT.
Check the connection with
sensors such as GYRO,
GPS and LOG, or
connection with Autopilot.
Check an accurate position
data, GPS reception status
and GPS setting.
Check the connection with
sensors such as GYRO,
GPS and LOG.
Make deviation between
current heading and plan
course smaller.
Raise speed or stop track
control.
Check the connection with
all GPS.
Reconfirm Safety Contour
setting or change the
course.
Reconfirm Channel Limit or
keep own ship inside of
channel limit.
AP-25