Troubleshooting - Icom IC-M803 Instruction Manual

11

TROUBLESHOOTING

The transceiver does not turn ON.
z Bad connection to the power supply�
Check the connection between the transceiver and the power supply� (p� 71)
z The fuse is blown�
Repair the problem, and then replace the fuse� (pp� 76, 77)
Little or no sound comes from the speaker.
z Squelch level is set too high�
Set the squelch (S-meter Squelch level) to the threshold point� (p� 18)
z Volume level is set too low�
Set the volume level to a suitable level� (p� 4)
You cannot transmit or cannot select high power.
z Some channels are set for low power or receive only by regulations�
Change channels� (p� 12)
z The output power is set to low�
Push
No beep sounds.
z The Key Beep function is OFF�
Turn ON the function� (p� 62)
The Main screen is not displayed at power ON.
z MMSI (DSC self ID) code is not set
Set the MMSI (DSC self ID) code� (p� 9)
Individual or Group ID cannot be set.
e entere co e is incorrect
z
Enter a correct ID code� (p� 24)
"??" blinks instead of the position and time.
z 4 hours have passed since you manually entered the position�
z The GPS position is invalid�
Enter the position and time� (p� 26)
"No Position" and "No Time" are displayed instead of the position and time.
z The GPS signal is not correctly received�
Check the GPS antenna is located where it has a clear view to receive a signal from satellites� (p� 69)
Check the cable connection to GPS-DATA or GPS-ANT� (p� 69, 79)
z The position and time have not been manually entered�
Enter the position and time� (p� 26)
Sensitivity is too low, and only strong signals can be heard.
z The antenna is defective, or the coaxial cable connector is shorted or cut�
Repair the problem, and then reconnect the antenna connector� (p� 70, 72)
The communication cannot be established.
z The antenna is defective, or the coaxial cable connector is shorted or cut�
Repair the problem, and then reconnect the antenna connector� (p� 70, 72)
"The transceiver cannot receive or transmit. Contact your dealer" is displayed.
e transcei er s P ase oc
z
Contact your dealer�
The transceiver is locked up and does not respond.
z The software error has occurred�
The transceiver will automatically restart after approximately 10 seconds has passed�
82
to select high power� (p� 18)
e first igit must e set to et een
oop is unloc e
an or an n i i ual