4
dry place.
5.
FAQ
5.1. How to Install Device
5.1.1 Device installation with WiFi network
USB male contact ① is connected to the power supply adapter, and USB female contact ② is
connected to the USB keypad or the USB Hub for the extended functions of the USB, such as a printer.
5.1.2 Device installation with Wired Network
USB male contact ① is connected to the power supply adapter, and USB female contact ② is
connected to the Ethernet converter.
5.2. Networking
After the WIFI/wired network is configured, the device flashes with green light every two seconds if
successfully networked. It will flash with red light every two seconds if not networked.
If fail to connect the network: Check whether the wireless network or network cable is properly
connected, rescan the code, configure the network of the device and the device will automatically
restart.
5.3. Indications of LED Light
Flashing red: Network is not connected;
Flashing green: Network is connected;
Flashing blue: The device is upgrading;
5.4. Firmware upgrade
When the firmware is being upgraded, the light is flashing blue/white alternately. At this moment, do
not unplug the power supply. Otherwise, the upgrade will fail and the firmware will return to the
pre
-
upgrade version.