-44-
PRO
PILOT
725 INSTALLATION & SERVICING MANUAL
Error
and
Fault
Messages
ERROR AND FAULT MESSAGES
If
your
autopilot
detects
a
problem
with
the
system
it
will
display
a
warning
on
the
LCD.
The
more
serious
problems
will
be
accompanied
by
the
autopilots
internal
audible
alarm.
The
very
serious
problems
will
also
return
the
autopilot
to
Standby
mode.
Here
are
the
messages
that
we
hope
you
will
never
see,
along
with
some
explanations
and
some
tips
on
what
to
do
before
you
call
your
Cetrek
dealer.
REMEMBER
In
an
EMERGENCY
press
the
‘OFF’
key
to
regain
manual
control
WARNING MESSAGES ONLY
NO DATA
The
Autopilot
control
has
received
No
Data
from
the
618
Distribution
Box.
•
Check
the
white
wire
carrying
data
between
the
Autopilot
control
and
the
Distribution
Box.
Check
that
the
DIL
switches
on
the
Distribution
Box
PCB
are
correctly
set
DATA OVF
Corrupted
Data
has
been
received
by
the
Autopilot
control.
BAD CKSM
•
Press
the
OFF
key
then
the
ON/ST'BY
key.
If
this
does
not
clear
the
fault
then
the
data
is
still
being
corrupted.
NO RTS
External
‘noise’
or
faulty
connections
may
be
the
cause
of
the
corruption.
WARNING MESSAGES ACCOMPANIED BY AN AUDIBLE
AND VISUAL ALARM
MOT SUPP
The
steering
motors
supply
has
failed.
•
Check
the
supply
fuses,
circuit
breakers
and
wiring
to
the
motor.
This
can
also
occur
if
the
Light
Duty
Supply
and
the
Motor
supply
do
not
share
a
common
negative.
BATT ALM
The
battery
voltage
is
low.
•
Clear
the
alarm
by
pressing
the
ALARM
key.
Once cleared,
the alarm will not trigger again until the autopilot has been
turned off and back on again. If the voltage drops too low,
autopilot operation may be impaired.
Check the vessels charging system.
