User's Manual

40
Display Cleaning
There is a special option that allows the display to be cleaned. The option locks the display for 30
seconds so it can be cleaned without sensing any button presses. Clean the display with a dry, soft
cloth.
To set the display for cleaning, use the following
steps:
1. On the Home Screen, press SECURITY.
2. On the Security Screen, press MENU.
3. On the Menu Screen, press TOOLBOX.
4. Enter the a valid User Code
to access the toolbox.
5. On Toolbox Screen (1 of 3),
press the → arrow.
6. On the Toolbox Screen (2 of 3),
press CLEAN SCREEN.
7. The Cleaning Screen will be
displayed for 30 seconds. It will
show the time remaining. Clean
the screen during this time.
8. When the timer expires, the system
will return to the Toolbox Screen.
Touch Screen Calibration
If the touch screen display buttons are not responding properly, use the display calibration option to
reset the display.
To calibrate the display, use the following steps:
1. On the Home Screen, press SECURITY.
2. On the Security Screen, press MENU.
3. On the Menu Screen, press TOOLBOX.
4. Enter the a valid User Code
to access the toolbox.
5. On Toolbox Screen (1 of 3),
press the → arrow.
6. On the Toolbox Screen (2 of 3), press
CALIBRATE TOUCH-SCREEN.
7. The display will show a cross
on the screen. Touch the center
of the cross. Repeat with the
next two crosses displayed.
8. When calibration has been successful,
a completion screen will be displayed.
Press OK to fi nish. The system will
return to the Toolbox Screen.
System Toolbox
Display Cleaning Screen
Display Calibration Screen
Toolbox Screen Two
Toolbox Screen Two