Parts of the display and their functions14
TOUCH
External computer touch signal input. When connecting
external computer, besides connecting external computer
VGA and audio signals, external computer's USB port needs
to be connected to the corresponding group. Under the
condition that driver is installed, external computer can be
touch controlled through the equipment (touch function is
effective in VGA and HDMI channel by default).
HDMI
High-definition multimedia interface signal input. Connect to
PC with an HDMI output, a set-top-box, or other video
devices capable of realizing touch function.
TYPE-C
USB Type-C. Connected with display, audio, touch, charge.
Do not support data transfer.
USB 3.0
Connect USB devices such as USB keyboards, USB mice, and
USB flash drives. OPS follow.
USB 2.0
Connect USB devices such as USB keyboards, USB mice, and
USB flash drives. OPS follow.
NFC Function NFC Sensor: NFC reader & writer.
PIR sensor (Long-
range)
Long-range PIR sensor. Wake up the screen when detecting
human body walking into the room.
Ambient Light
Sensor
To detect if a source of light moves toward the sensor’s range.
IR Signal Receiver Receive IR signals. Do not obstruct the receiver.
Power
Tap to enter energy saving mode. Press and hold for 4
seconds or more to power off.
Home Press to back to main screen.
Return Press to return to previous level of menu.
Menu Press to enter function menu.
Volume Down Press to decrease volume.
Volume Up Press to increase volume.
USB 2.0/1.5A Unscrew the cover to access the USB slot for Wi-Fi dongle.
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