2
1.1.2 Rear Panel
Figure 1-2 Real panel
Table 1-2 Rear panel description
No.
Description
No.
Description
No.
Description
1
OTG port connects to
ADB
6
Microphone input
port
11
Network port.
Supports PoE power
supply
2
COM port used for
debugging
7
Microphone output
port
12
Power port
3
485 port
8
SD slot. Used for
flashing the device
13
Power button. Powers
on and off the device
4
2 USB2.0 ports
9
HDMI signal output
port
14
Ground
5
USB3.0 port
10
VGA video output
port that outputs
analog video signals
－
1.1.3 Side Panel
Side panel has 3 volume buttons: volume up, volume down and mute.
1.2 Key Module
Key module is an external device that can connect to keyboard to do operations such as video on
wall, controlling PTZ cameras.