Raymarine ST70+ - Page 70

62 ST70+ User Reference Manual
Figure 4-1: Troubleshooting chart 1
Diagnostic charts to go here
Is power on at any product in
the system?*
Is the display working OK?
Is the display lit?
Can you switch power on
using the keypad?
Switch on power to the
system
Is problem still present?
Return to
normal
operation
Is the power cable connected
at the rear of the display?
Check display brightness setting
and adjust as necessary (see
Operating Guide)
Obtain
technical
assistance
Return to
normal
operation
Ensure all system
connections are made
satisfactorily
YES
NO
YES
NO
YES
NO
YES
NO
YES
NO
Is problem still present?
ST70+ user troubleshooting
Chart 1
D11621-1
YES
NO
YES
NO
Nothing on screen
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