Cause: As there are too many people connecting to the Internet simultaneously, they interfere with each other, resulting in the long network latency.
Solution: Configure a private network or change to other network connection methods (LAN/GPRS)
Cause: As there are too many people connecting to the Internet simultaneously, they interfere with each other, resulting in the long network latency.
Solution: Configure a private network or change to other network connection methods (LAN/GPRS)
Cause: Blocked by security software or insufficient power supply from the USB port. Solution: Disable the keyboard protection function...
Cause: Problem of computer USB port or hardware of basic devices. Solution: Connect the device to another computer USB...
Environment 1: The white USB port supplies power. The black serial plug connects to the cashier counter. The black...
Enter the URL (http://dm.2dupay.com/wifi-config/wifiConfig.html) on the mobile phone or scan the QR-code of the configuration page to enter the...
a.White USB plug: Power supply b.Black USB plug: Connect to the computer of the cashier counter c.Black USB receptacle:...
Cause: The customer computer is equipped with a compact system without a camera driver. Solution: Download Driver Genius, Driver...
Connect the compatible device to the USB port of the computer. After connecting, the device will automatically identify the...
Power on: White light keeps on with a beep sound. Waiting for Internet connection: Red light and white light...