# USB labeling devices: common questions

> Six symptoms an operator meets on a USB labeling device, and what to check first for each one.

- **Page** - https://iotready.com/docs/hardware/troubleshooting/usb-labeling-faq
- **Book** - [Hardware](https://iotready.com/docs/hardware.md)
- **Section** - Troubleshooting

## Weight not showing up on IoT display / no prints when placing packages

- Check weighing scale cable connection.

## Date not changing on device

- PLU not updated.

- Network connectivity issues.

## Only one print is triggered (followed by beep sounds for the rest of the prints)

- Printer Peeler module issue.

- Check with another working printer or replace the peeler module.

## Prints many blank labels after one label is printed

- Clean the printer feeder.

## PLU code not found for an article

- Check if the price list has been updated for your specific warehouse.

- Verify if the price exists for the specific article.

## Slow prints

- Check if the weight is stable or if there is any disturbance.

- Check with a different printer.

- Check with a different scale.