Alan HP450 2A Rugged Mode D'emploi page 44

8.5.a Table of solutions
Problem
The radio doesn't switch on
The radio switches off shortly
after it has been switched on
The battery pack does not
recharge
The radio switches on but is
unable to receive signals
Noise is always present in
reception mode
It is not possible to
communicate with other parties
Reception is fragmented and/or
disturbed
Received communications are
not clear
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Possible cause
The battery pack is discharged and/or has not been
installed correctly.
Discharged battery pack.
The battery-charger has not been connected or
installed correctly.
The site of installation is too shielded.
The volume is too low
Incorrect CTCSS or DCS
The monitoring function is enabled.
An incorrect radio channel has been selected.
The radio is installed in a shielded area or is too far
from the party you are communicating with
Incorrect CTCSS or DCS
The signal is very weak.
The transmission distance is excessive and/or there
are obstacles in the transmission path
Other parties are using the same channel
The radio has been installed too close to equipment
that causes interference (televisions, computers, etc.)
The scrambler has been configured on a different
setting as compared to that of the parties you are
communicating with (all the parties should either
enable or disable the scambler).
Solution
Verify that the battery pack is charged and that it has been
correctly installed.
Recharge the battery pack.
Inspect the connections of the battery-charger and the
installation of the batteries.
Move to an another area.
Adjust the volume.
Check that the CTCSS tone or DCS code corresponds to the
one set by the parties you are communicating with.
Disable the monitoring function.
Select the same radio channel used by the parties you are
communicating with.
Move to another area.
Check that the CTCSS tone or DCS code corresponds to the
one set by the parties you are communicating with.
Try temporarily disabling the squelch by means of the
Monitoring feature.
Move closer to the party you are communicating with or to
another area.
Check the traffic on the radio channel by means of the
Monitoring feature and select another channel if required.
Increase the distance between the radio and this equipment.
Select the same scrambler setting of the parties you are
communicating with.