Furuno FMD3100, Operator'S Manual

Page: 335 / 395

23. MAINTENANCE AND TROUBLESHOOTING
23-3
23.3 Troubleshooting
The troubleshooting table below provides common faults and the remedies with which
to restore normal operation.
Troubleshooting
If… then… Remedy
power cannot be
turned on • power connector may have loos-
ened.
• power supply is off.
• Check connector.
• Check power supply.
power can be turned
on but nothing ap-
pears on the display • brilliance is too low. • Adjust brilliance.
the picture freezes
(display is not updat-
ed) • ECDIS internal error. • Press the power switch until the
power goes off. Turn on the power
again to restore normal operation.
• the buzzer is
sounding continu-
ously and the
working indicator
has stopped
• the buzzer is
sounding continu-
ously and the
screen is blacked
out
• suspect system error • Press and hold down the power
switch until the power goes off.
Then turn on the power again to
restore normal operation.
message “There is
no dongle or an error
has occurred in the
dongle. The system
will automatically
shut down.” appears • dongle is not connected.
• data in the dongle is corrupted. • Connect dongle.
• Contact FURUNO for assistance.
monitored route is
not displayed • route has not been selected.
• monitor route has not been select-
ed to be visible above the chart.
• Select route to monitor.
• Open the [Route] page of the
[Symbol Display] menu and check
the monitored route parts to show.
planned route is not
displayed • route has not been selected.
• planned route has not been select-
ed to be visible above the chart.
• Select route as “planned”.
• Open [Route] page of [Symbol Dis-
play] menu and check the planned
route parts to show.
symbol of user chart
cannot be erased • two or more symbols may be su-
perimposed on each other.
• Do the delete action several times.
route monitored is
stopped • Alert 691: RM Stop - Exceed Max
XTE
. Own ship is too far away
from the route.
• Alert 692: No Valid Sensor Data .
ECDIS internal error.
• Alert 693: RM Stop - Other
Causes
. Required data (position,
SOG/COG) not found.
• Steer the ship back to the route
then restart route monitoring.
• Request service.
• Check sensor connections.
position cannot be
found • position sensor(s) is not selected
on the [POSN] page.
• position sensor is turned off.
• sensor cable has loosened.
• Check position sensor selections.
• Turn on position sensor.
• Check cable.