No Display Of Screen (Screen Is Black) - Elo TouchSystems ET17 XXL Series Service Manual

1. No display of screen (Screen is black)

When a signal isn't
being inputted , it is
indicated with
"VIDEO INPUT ".
It is indicated with
"OUT OF RANGE" at
the time of the
frequency that it
can't be distinguished.
.
Does OSM display when
You push PROCEED button
Yes
Check if the sync signal
from Computer is output
and if the video cable is
connected normally.
OK
Proceed "Checking the
resolution change IC
movement" section.
- -
50
Proceed "No OSM
No
display" section
Input the sync
NG
signal of computer ,
or change the cable