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Quick Start Guide
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Table 4-2 Port description
No.
Name
Description
1
Micro USB
Used for debugging Android system.
2
HDMI IN
HD audio and video signal input port. Connects to the computer, set-
top box, and other video devices with HDMI output ports.
3
USB 3.0
Connects to USB devices such as mobile hard disk, USB flash drive,
USB keyboard, and USB mouse. They are accessible both from the
built-in Android system and the optional OPS computer module.
4
Touch
Transmits touch signals.
The port is used together with the HDMI port to allow you to control
the computer through touch operations on the whiteboard.
5
RJ-45 port
1000 Mbps network port. Connects to network cable to access
network.
6
RS-232 port
Transmits data between devices. You can connect to central control
devices with RS-232 port.