Getac B360 Pro - Connecting a Serial Device

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Plug the monitor’s signal cable to the matching connector. The connected
device should respond by default. If not, you can switch the display output
by pressing the Fn+F5 hot keys. (You can also change the display through
Windows Control Panel.)
Connecting a Serial Device
Your computer has a serial port for connecting a serial device. (The location
depends on your model.)
Select B360 Pro models have a second serial port.
HDMI
(second)
DisplayPort
(second)
-or-