Furuno FELCOM 70 Operator's Manual page 193

5 Statistics list and Error log are used for faultfinding purposes only.
6 The Restart log indicates why and when the system was restarted.
Ref.
Alarm
Burst not sent
1
Missing output
Distress Alert unit
2
Handset failure
No distress capability
EEPROM CRC failure
3
External GPS position in
use
4
Beam selection failed
5
Not ready for call
Modem thermometer
6
error
No contact with GPS
7
No GPS position
8
Power supply
thermometer error
9
Unable to read fwd and
ret ID
10
Alarm list
Information
Internal Information
The terminal does not detect the
presence of a handset with a
distress alert unit attached.
Appears when terminal software
was upgraded and configuration
set to default
The internal GPS is not providing
position so the system is using the
(optional) external GPS receiver
GPS information does not convey
the position
No connection or failure of the
thermometer module on the
modem unit
No readings from the internal GPS
module. Ignore this alarm if
terminal operates normally
Readings from the module but
position is not available
No connection or failure of the
thermometer for the power supply
unit
The Terminal ID's are stored in a
secure flash chip on the CIB.
Indicates that the chip is defective
7. TROUBLESHOOTING
Solution
No need for action if terminal
operates normally.
Check connections and restart the
terminal
Information: does not effect terminal
operation
Implemented in software REL 2.0
Wait 15 minutes, verify antenna
view, restart MCU
No need for action if terminal
operates normally
Wait up to 15 minutes.
Replace GPS module in antenna
No GPS coverage, verify antenna
view
Power unit fans will automatically
be switched ON. System will
operate normally, except power
fans are always ONc
Replace CIB, Connector Interface
Board
7-7