HARRIS CORPORATION M803M Manuel D’Utilisation
CHAPTER 6—Advanced Radio Operations
68
M-803 Operator Manual
Software Version OTP 5.07
Troubleshooting
If your radio does not operate properly, check the chart
below for likely causes. For additional assistance,
contact a qualified service technician.
below for likely causes. For additional assistance,
contact a qualified service technician.
Symptom
Likely Cause
Solution
Radio will not
turn on
turn on
Dislodged power
connector.
connector.
Press in the power
connector on the rear of
the radio.
connector on the rear of
the radio.
In-line fuse is blown.
Replace the in-line fuse.
Your radio may be too hot.
Allow the radio to cool or
operate the radio in a
cooler environment.
Report this failure to
authorized technician.
operate the radio in a
cooler environment.
Report this failure to
authorized technician.
No audio
Speaker volume is muted.
Increase the volume level.
Speaker cable is not
connected.
connected.
Press in the speaker cable
on the rear of the radio.
on the rear of the radio.
Poor audio
You are in a poor coverage
area or not on the network.
area or not on the network.
Move to a better coverage
area using the signal
quality indicator on the
display as a guide, or use
Mode Menu to enable
conventional FM radio
operation.
area using the signal
quality indicator on the
display as a guide, or use
Mode Menu to enable
conventional FM radio
operation.
Speaker cable is loose.
Press in the speaker cable
on the rear of the redio.
on the rear of the redio.
Antenna connection is
loose.
loose.
Ensure that the antenna is
properly connected to the
radio.
properly connected to the
radio.