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5
TROUBLESHOOTING
All Nauticomp Displays are subjected to comprehensive testing and quality assurance programs.
However, if this unit should develop a fault, please refer to the following table to identify the most
likely cause and the corrective action required to restore normal operation.
If you still have a problem after referring to the table below, contact Nauticomp Technical Services
Department for further advice.
Always quote the product serial numbers. Display unit serial number is printed on the back of the
unit.
5.1
Common Symptoms and Possible Solutions
Symptom
Display will not power on?
No Video Signal?
Poor Video Signal?
Cause
12V DC Power Supply
1) Connections
2) Output Source
1) Connections
2) Interference
3) Resolution
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Solution
Physically Check:-
a) Ensure power cable is installed securely on rear
of display.
b) Ensure power cable is connected to power
supply correctly.
c) Ensure power supply is out putting 12.1 volts.
d) Power cable for cut and nicks.
e) For voltage at end of cable.
f)
To see if the fuse has blown
Ensure video cable is connected securely to output
device and the back of Display.
Ensure output device is powered on and working
correctly with another display if possible
Ensure video cable is connected securely to output
device and back of display.
Physically Check:-
a) Ensure cables are not run close to high power
output devices, and aren't making sharp angles.
b) Grounding of the Display.
Ensure:-
a) Output device is in proper resolution for the
display you are running.
b) Pins on the interface cables are not bent.
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