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6-11SectionSystem Maintenance
208
Check if the LCD (screen display) functions normally by following the menu op-
eration from the System Menu shown below.
Select Maintenance Mode.
Select I/O Check.
Select Device Check.
Select LCD Check.
Ver 3.10
• The check screen displays all the dots on the screen: either press anywhere on
the touch panel or wait for three seconds and all the dots will be cleared.
With the NT31C, the display and clearance of all the dots on the screen is
repeated for each color in turn (red green blue magenta cyan yellow white
black).
On completion of the display and clearance of all dots, the NT31/NT31C re-
turns to the DEVICE CHECK MENU screen.
• To abort the LCD check, press the top right corner of the touch panel. The
NT31/NT31C will return to the DEVICE CHECK MENU screen.
Checking the LCD
(Screen Display)