User's Manual

INSTALLATION
FIXED STATIONS
376 ENVOY™ TRANSCEIVER REFERENCE MANUAL
Troubleshooting the fixed installation
Common problems caused by incorrect installation are listed in Table 38.
Table 38: Possible faults in the installation
Symptom Possible cause Action
Tuning fails Inadequate earthing Improve the earth of the transceiver by connecting an
earth strap (braid or copper strip) from the earth screw of
the transceiver to the earth point, keeping the strap as
short as possible.
Noise interference Noise interference
by other equipment
Identify the source of interference by switching off other
equipment. If possible, move the transceiver and/or
antenna away from the noise source.
Inadequate earthing
of the transceiver
Improve the earth of the transceiver by connecting an
earth strap (braid or copper strip) from the earth screw of
the transceiver to the earth point, keeping the strap as
short as possible.
No power The internal fuse of
the transceiver has
blown
Replace the fuse.
Power not switched
on
Check that the AC mains supply and the transceiver
supply are both switched on.
Incorrect cable
connections
Check that the AC mains outlet, the transceiver supply,
and the transceiver are connected correctly.
Faulty cables and/or
connectors
Check that the cables and connectors between all items
of equipment are securely connected and not damaged.
If the cables or connectors are faulty, contact your
Codan representative.
Battery not
supplying the correct
voltage, or is in poor
condition
Check battery supply.
Transceiver is not
responding to
instructions
The transceiver may
not be connected
correctly
Check that the cables and connectors between all items
of equipment are securely connected and not damaged.
Faulty cables and/or
connectors
Check that the cables and connectors between all items
of equipment are securely connected and not damaged.