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NEC AccuSync LCD71VM - Display Troubleshooting Flowcharts

NEC AccuSync LCD71VM
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6-2
1. No Display on Screen (Screen is Black, LED is Amber)
When a signal isn't being inputted, it is indicated with "NO SIGNAL".
It is indicated with "OUT OF RANGE" at the time of the frequency that it
over spec.timing.
NO
Y
ES
NG
OK
Proceed section 2 “Nothing
display on screen”.
Check if the sync signal from Computer is output
and if the video cable is connected normally.
Input the sync signal of computer,
or change the cable.
Proceed section 7 “Checking the Scaling IC
movement”.
Does OSM display when you
push “AUTO/RESET”, “+”, ”-”,
“SELECT” button.

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