4
Figure 3-3 Ports (2)
Table 3-1 Port description
No.
Name
Description
1
Power indicator light
The light turns on when the box is powered on.
2
TF card slot
Insert a TF card into the slot to store data.
The maximum storage capacity is 128 GB. When the
Android system repeats restarting because of abnormal
operations, or the box cannot start, you can use the TF
card to force update the system.
To force update the system, contact the customer
service to get the update package. After you insert the
TF card containing the correct update package into the
slot, power off and then restart the box. The system will
automatically update.
3
IREX port
Connects to the infrared extension cable.
4
RS-232 port
DB9 RS-232 serial port for communication and
debugging.
5
Wi-Fi antenna
Receives Wi-Fi signals.
6
Operation status
indicator light
●
The light turns on when the box runs normally.
●
The light flashes when the box malfunctions.
7
IR port
Receives IR signals from the remote control.
8
RS-232 port
RJ-45 RS-232 serial port for communication and
debugging.
9
Power port
Connects to 12 VDC power adapter.
10
Audio jack
Connects to a 3.5 mm headphone to output audio
signals.
11
HDMI port
Outputs signals to devices that support HDMI to play
projects.
12
USB 2.0/OTG
Connects to the mouse, USB storage devices and other
types of devices. You can switch the USB mode to OTG.
13
USB 2.0
Connects to mouse, USB storage devices and other
devices.
14
Network port
Connects to the network cable.
15
Reset button
Contact customer service to use the button to restore the
box to its factory settings or reset the password.
