Trouble Shooting
Following symptoms are not a sign of trouble.
Please refer to the treatment column for correction.
If you still cannot fix the situation, then please call our distributor or contact us for
further technical advice.
Symptoms Causes
Treatments
1) Power connector
prematurely connected.
Properly connect it again.
2) Power lead prematurely
connected.
Check it for contact points.
3) Wrong polarity connection.
Properly connect it again.
DC Power won’t
be turned on.
4) Fuse blown.
Replace with new one.
1) Microphone gain
potentiometer or carrier level
controller of XCVR turned
down to the lowest level.
Turn the knob to half of the
full level.
2) The protection of HL-350V
DX
has tripped.
(WARNING LED is lighting.)
Turn OFF the power.
Once the trouble is
corrected, turn ON the
power to have the
protection restored.
3) Misconnection of input
power.
Reconnect it properly.
No output power
is obtained.
4) The power switch of XCVR is
not turned on or XCVR is out
of order.
Check XCVR.
1) The power supply voltage
drops while in transmission.
Check the voltage in the
transmitting stage.
Output power is
less than
designed specs.
2) The output power of
Transceiver is less than
needed.
Check the output power of
XCVR and increase the
output power to the needed
level.
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