Test method of newly purchased barcode QR code reader

Customers often come to us to ask us how to use the newly purchased scanner, do you need to install software, how to test the performance of the scanner, etc. The following articles are tested by the staff of MINJCODE  as follows:

First of all, when everyone buys a suitable barcode scanner, they will connect to the device and try it out. When we get the scanner, connect it in the correct way. After connecting, press the button to turn on the power. When turning on the scanner, the indicator light will be on and a crisp beep will sound, indicating that the scanner is successfully connected. If there is any problem with the connection, go to Find out the reasons, the specific and approximate reasons:

1. Whether the data line of the scanner is connected normally;

2. The data line is connected to the receiving end;

3. Whether the power supply of the receiving end is insufficient and the scanner cannot work;

4. Whether the data interface of the receiving end is not Loose;

5. Is the bluetooth receiver connected?if you do not understand, you can also contact our customer service staff ！