Tera 6900 - Appendix 3; Common Q & A; Scanner Not Lighting Up; Incorrect Data Output

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Appendix 3

Common Q & A

The scanner does not light up.

1. The scanner is not powered. Check the power supply of the

device.

2. If an incorrect cable is used, please use the cable provided by

the original manufacturer.

3. The cable interface might be loose. Try reconnecting it.

The scan is normal, but the data output is incorrect.

1. If the interface is loose, reconnect it.

2. The keyboard input mode of the device is not set correctly,

please correct the setting to allow the input of English letters.

3. If you are using a PS2 cable and garbled characters appear

during data output, it may be that the data receiving speed of the

device does not match the scanner.

The scanner cannot decode some barcodes.

1. The barcode can be defective, try to scan the same type of the

test barcode to determine whether it can be interpreted.

2. The scanner might not be at an adequate distance from the

barcode, please move the scanner closer or farther away from the

barcode.

3. For barcodes with poor printing quality, the optimal reading

distance is 5-10 cm.

Other situations of unseccessful reading barcodes.

1. Try restarting the device. Turn off the power of the device;

connect thedevice and the scanner correctly; turn on the deviceand

scan again.

2. If the problem still cannot be solved, please contact the

manufacturer.