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System Maintenance Section 6-11
Setting from the System Menu
Adjust the contrast of the display panel by following the menu operation from
the System Menu shown below.
Select Maintenance Mode.
Select I/O Settings.
Select Contrast Adjust.
[ ]: Increase 10 steps
[ ]: Increase 1 step
[ ]: Decrease 1 step
[ ]: Decrease 10 steps
Press Quit.
Ver 4.12
Adjust the contrast with the touch switches
in the left half of the screen.
The contrast is set and the NT631/NT631C
returns to the I/O SETTINGS MENU screen.