OPERATION
NautoPilot 5000 Series
150
4002.DOC010102
Edition: September 2014
Message
Possible cause
Remedy
Gyro Reference Error
----------------------------------------------
Gyro--Ref:ERR
Gyro or GPS compass
does not transmit valid
data.
-- Check Gyro
Compass.
-- Check GPS
Compass.
Gyro--TMC Difference
----------------------------------------------
Gyro -- TMC Diff.
There is a heading
difference between Gyro
Compass heading and
Magnetic Compass
heading.
The max. difference can
be adjusted.
-- Check Gyro Compass
heading.
-- Check Magnetic
Compass heading.
-- Check the adjusted
threshold of
heading monitor
(see section 2.3.6.4).
Heading jumped
----------------------------------------------
Heading jumped
Difference between
heading values from se-
lected heading source is
grater than the config-
ured heading jump
threshold
or
difference between
heading values during
sensor change is greater
than the configured
heading jump threshold.
Check heading sensors.
Heading Monitor is dis-
abled
--------------------------------------
Heading Monitor
Value change of Heading
Monitor, but Heading
Monitor is disabled.
Activate Heading Moni-
tor function in the config
menu.
Heading Quality
changed
--------------------------------------
Hdg Quality Chng
The selected Heading sensor is doubtful or failed,
refer to section 2.3.6.1.
Heading Sensor
changed
--------------------------------------
Hdg Sensor Chng
The selected Heading sensor was switched, e.g.
from Gyro 1 to Gyro 2. Check current Heading
source for more information.
Low Heading Integrity
--------------------------------------
Low Heading Inte
Try wo switch to Course
or Track control, but the
heading sensor integrity
check has not been past.
Check heading sensor
system.
Low Speed
----------------------------------------------
Low speed
Actual speed is lower
than the configured low
speed threshold.
Speed up the ship.
Switch to manual
steering.