User Manual

Utility Function 67
13.11.4 LED Test
Select LEDTest to enter the LED test interface, the on-screen white rectangle shapes represent the front panel keys. The
prompt message ‘Please press ‘7’
Key to continue, press ‘8’ Key to exit.’ is displayed. Press the ‘7’ key continuously for testing and when a key is lighted,
the corresponding area on the screen will display in blue color.
Figure 13.9 LED Test Interface
13.11.5 Board Test
Select BoardTest to enter the following interface.
Figure 13.10 Board Test Interface
13.11.6 Touch Adjust
Use the function regularly to calibrate the touch screen, which makes it more accurate when the nger or touch pen
touches the screen and avoids any misoperation.
Press Utility → Test/Cal → TouchCal, to enter the following interface.
According to the messages on screen, click the red circle on screen in sequence. After touch calibration is done, the
system will display the following tip. Then press any key or touch the screen to exit the current interface.