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Common Problems and Solutions of Pos Machine Bar Code Scanning Gun

Release Time:2017-09-22

Pos machine bar code scanning gun common problems and solutions, pos cash register system is mainly used in commercial, chain, supermarket and other places, bar code scanning gun is an indispensable part of the cash register system, it can collect commodity bar code data input to the computer, and then realize the processing, management, use, storage or output of these image information.

1

Wynn brand barcode scanning gun

1. Problem description: The laser is always bright

Possible cause: Scan the manual and set the bar code to always on mode.

Solution: Restore factory settings and return to the manufacturer for repair

2. Problem Description: Scanner scans, buzzes are normal, and there is no data transmission.

Possible causes: incorrect setting of scanning gun; bad wire

Solution: Refer to the instructions to ensure that the corresponding data line is used correctly.

3. Problem description: After connecting the serial line, there is no data transmission for code reading.

Possible causes: not set to serial mode or communication protocol error.

Solution: Scan serial port mode is set to serial port mode and reset to the correct communication protocol.

4. Problem description: The scanning gun reads the code normally, but there is no buzzer.

Possible cause: Mute is set

Solution: scan the buzzer "on" setting.

5. Problem Description: The scanner is turned on normally, with laser light and no code reading.

Possible causes: the corresponding bar code system is closed or the bar code is damaged or the printing quality is defective, the hardware is faulty, and the electronic components on the motherboard are broken.

Solution: Open the corresponding bar code system and carefully check whether the bar code is damaged and whether it is different from other bar codes of the same code system. Check the mode of the printer. Change the printer settings.

6. Problem Description: After scanning a barcode, the computer freezes or the USB device cannot be recognized when using a USB wire.

Possible causes: Data cannot be transferred due to bad wires and crashes and USB devices are bad.

Solution: Find a dealer to buy a replacement wire.

7. Problem description: The LED flashes after the device is connected, there is no sound, and it cannot be scanned.

Possible cause: bad internal IC of the scanner.

Solution: Return to the manufacturer for repair.

8. Problem Description: Scan and use are normal, and the keyboard cannot be used.

Possible reasons: the internal IC of the scanning gun is burned out

Solution: Return to manufacturer for repair

9. Problem description: LED is not bright, no buzzer, no laser.

Possible causes: the power supply of the scanning gun is blocked, the scanning gun is not powered on, or the data line interface is loose, and the contact is poor.

Solution: Check the wire of the scanning gun to ensure that the power supply of the computer is normal, and the data line is reconnected with the scanner once.