Furuno Felcom 50 Operator's Manual page 182

7. TROUBLESHOOTING
Ref.
Burst not sent
1
Missing output
EEPROM CRC failure
2
External GPS position in
use
3
Beam selection failed
4
Not ready for call
Modem thermometer
5
error
No contact with GPS
6
No GPS position
7
Power supply
thermometer error
8
RFB reported 28 V too
9
high
RFB reported 28 V too
10
low
RFB reported 48 V too
11
high
RFB reported 48 V too
12
low
Terminal adapter not
13 found
TFB Temperature Sensor
14 defective
TFB Temperature too
15
high
TMB Temperature
16
Sensor defective
TMB Temperature too
17
high
Unable to read fwd and
18
ret ID
Printer failure
19
Wrong antenna
20
7-8
Alarm
Internal Information
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
28 V is down-converted by RF
unit, used by control and tracking
unit
28 V is down-converted by RF
unit, used by control and tracking
unit
48 V is supported from CU to RF
unit via antenna coax
48 V is supported from CU to RF
unit via antenna coax
The terminal does not detect the
presence of TA
TFB = transceiver front end board
Antenna
Errors where operational
conditions go out of range
TFB = transceiver main board
Antenna
Errors where operational
conditions go out of range
The Terminal ID's are stored in a
secure flash chip on the CIB.
Indicates that the chip is defective
Serial printer on RS-232A/RS-
232B for Traffic Log lost contact
with CU
Mismatch between CU software
and antenna type
Alarm list
Information
No need for action if terminal
operates normally.
Replace transceiver
Information: does not effect terminal
operation
Implemented in software REL 2.0
Wait 15 minutes, verify antenna
view, restart CU
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 antenna Transceiver
Replace antenna Transceiver
Verify voltage from CU/coax
Verify voltage from CU/coax,
verify cable/connectors
Restart the terminal. Verify TA
connection. Replace TA
Fans will automatically switch ON.
System will operate normally,
except power fans are always ON
Terminal will automatically switch
OFF, if necessary
Fans will automatically switch ON.
System will operate normally,
except power fans are always ON
Terminal will automatically switch
OFF. If necessary switch ON CU
Replace CIB, Connector Interface
Board
Turn printer ON
Check printer cable
Check printer DIP switches
Download correct Fleet CU SW.
Verify antenna type
FELCOM 30/50/70
Solution