20 Quick Start
MX5X User’s Guide E-EQ-MX5CEOGWW-F-ARC
Note that the system administrator may have assigned a different key sequence to use when
switching applications.
Toggle the Display and Keypad Backlight On and Off
Locate the Blue key at the top of the keypad. Toggle the keypad and display backlights on and off
by pressing the Blue key, then the Right Scan key.
Increase or Decrease Keypad and Display Backlight Intensity
When the backlight is on, press the Orange key and the < 7 > key to decrease the intensity of the
backlight. Repeating this keypress sequence continues to decrease the intensity of the backlight
until the backlight is Off.
Once the backlight is off, use the Blue key and the Right Scan button keypress to toggle the
backlight on. This process returns the backlight to it’s brightest intensity.
Set the Display and Keypad Backlight Timers
Note: Refer to the section titled Power Modes in the MX5X Reference Guide for information
relating to the power states of the MX5X.
Select
| Settings | Control Panel | Display | Backlight tab. Change the parameter values and
tap OK to save the changes.
Figure 16 Display Properties / Backlight Tab
The first option affects the MX5X when it is running on battery power only. The second option
affects the MX5X when it is running on external power (e.g. AC adapter, powered cradle). The
backlight will remain on all the time when both checkboxes are blank.
The default value for the battery power timer is 1 minute.
The default value for the external power timer is 10 minutes. When the display wakes up, the
Backlight timers begin the countdown again.
The backlight timer dims the backlight on the touchscreen at the end of the specified time and
turns the keypad backlight off.
