POC-W24C-ULT3 FHD Medical Panel PC
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1.4.1 Backlit Touch Buttons
The front panel of the POC-W24C-ULT3 contains several backlit touch buttons that control
audio volume, LCD brightness and some other system components.
Figure 1-3: Backlit Touch Buttons
The following table describes the function of each button.
Button Function
LCD on/off
(the touch buttons blink when the LCD is turned off)
−: Brightness down or lock/unlock OSD (with function key)
(minimum brightness: 5%)
+: Brightness up (maximum brightness: 100%)
−: Volume down
+: Volume up
Touch lock for cleaning: long-press for 3 seconds to lock or
unlock the touch function of the screen. The touch buttons
blink when the touch function is locked. The lock will be
automatically disabled after 2 minutes.
Lock or unlock the touch buttons: long-press for 3 seconds
to lock or unlock the touch buttons. The touch buttons blink
when the touch buttons are locked.
Power on: long-press for 3 seconds. All touch buttons blink
3 times, and the system starts to boot.
Power off: long-press for 3 seconds. All touch buttons blink
3 times, and the system starts to shut down.
Note: Press the touch button for at least one second to activate it.
Table 1-2: Touch Button Functions