Troubleshooting; Alarm Log - Furuno FI-70 Operator's Manual

6. MAINTENANCE, TROUBLESHOOTING
6.2

Troubleshooting

If you feel the equipment is not functioning properly, follow the procedures in the table
below to try to restore normal operation. If normal operation cannot be restored, do not
attempt to check inside the cabinet. There are no user-serviceable parts inside.
Problem
Power cannot
be turned on
Power is on but
no data is
displayed
Inaccurate data
is displayed
6.3

Alarm Log

The [Alarm Log] stores all alarms released after power is applied to the FI-70. The log
is cleared when the FI-70 is turned off.
To display the [Alarm Log], press the Menu/Back key, select [Alarm Log], then press
the function key.
How to interpret the alarm log
Selected alarm is highlighted
Alarm description
for current selection
The table on the following page shows the alarms which may be displayed on the
FI-70, in priority order, with their respective pop-up messages.
For information on how to set alarms see chapter 3.
6-2
Possible Cause
• Power is not supplied to the
unit.
• Rear connector is
disconnected or damaged.
• Cable from sensor is
damaged or disconnected.
• Sensor is damaged.
• Electromagnetic field
generating equipment is in
operation near the unit.
• Sensor is improperly
aligned.
Date of alarm release
2014/04/01 15:02:13
2014/04/01 15:01:29
2014/04/01 15:00:45
• Check power supply. Rewire if
necessary.
• Check cabling. Reconnect or
replace if necessary.
• Check sensor cabling.
Reconnect or replace if
necessary
• Check sensor. Replace if
necessary.
• Turn of all electromagnetic field
generating equipment. Turn
them on and off, one by one,
checking the display each time.
Relocate the offending
equipment if necessary.
• Check installation settings on
sensor and FI-70.
Time of alarm release
Alarm Log
SOG alarm.
Remedy
Alarm code
077
073
033