Furuno FELCOM 250, Operator'S Manual, Page: 158 / 184

7. MAINTENANCE AND TROUBLESHOOTING
7-4
If one of the Status LEDs 1- 4 is flashing, open the Web software on the PC to check
the message. (See section 7.6.)
7.4 Troubleshooting
If you think the equipment is not operating normally, do the checks in the table below
to find the possible causes. If repair of the equipment is necessary report the result of
the troubleshooting to the service technician. If you are asked the IMEI (International
Mobile Equipment Identify) number, do the following to find it.
• Handset: At the idle screen, press [*], [#], [0], [6], [#].
• Web software: On the menu bar, click [Main], [System information].
Troubleshooting
Status 4 On Handset is operating nor-
mally Normal state
Flashing (1 sec. in-
terval) Problem with the handset Warning
Flashing (0.2 sec.
interval) Handset has significant
problem Error
Condition Check point
No power (POWER lamp
on communication unit
does not illuminate). • Check if the fuse has blown.
• Check if the power connector has loosened.
• Check if the power cable is rusted or damaged.
• Check if the power cable is damaged.
• Check if the voltage of the ship battery is within
range (10.8 - 31.2V DC).
Nothing displays on hand-
set screen. • Check if the handset cable is properly connected to
the communication unit.
• Check the brightness level of screen is not too dark
The handset keys do not
respond.
Push and hold the key for 3 seconds to restart
the handset. If keys continue to not respond after re-
start, contact your dealer.
Does not become [Ready]
status. • Check if the antenna cable is properly connected.
• Check that there are no objects blocking the signal
between antenna and satellite.
• In the Web software, do Main → satellite search to
do a manual satellite search.
• Check if the ship position data is correct (“No fix” or
“No data” appears, etc.).
• In the Web software, do Settings
→
Basic Settings
→
GPS to check if the backup GPS is set correctly.
LED Lamp Status Status Note