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power button to wake up the screen and the actual
function of the button will not be activated.
·
Calibration
Short press the power button in startup status to
complete the corresponding calibration action. A
prompt indicating successful calibration will be
displayed at the top of the screen.
2. Brightness button
When the menu is not displayed, short press the
brightness button to switch the screen brightness, which
can be adjusted at 5 levels, and the brightness may be
observed and adjusted in real time.
When the menu is not displayed, long press the
brightness button, and the device does not respond.
When the menu is displayed, short press the brightness
button to move the device menu cursor to the left.
When the menu is displayed, long press the brightness
button to keep the device in the menu state.
3. Pseudo color button
When the menu is not displayed, short press the pseudo
color button to display pseudo colors, such as white hot,
black hot, red hot, iron red, blue hot, and green hot in
sequence circularly.
When the menu is not displayed, long press the pseudo
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