# No connection to your scales? Please check the following:

## USB radio receiver:

- Is the radio receiver connected to a USB port?
- Have the Windows drivers for the radio receiver been installed? Please check the serial port in the device manager, see also operation manual.
Radio receivers are only supported from firmware version V2.2 If you need assistance, please contact the manufacturer.

## Weighing system:

- Are all scales switched on?
- Your weighing system and the radio receiver must be set to the same radio channel! The adjustment of the radio channel of the scales can be found in the operation manual. You can set the channel of the radio receiver in Settings / Parameters.
- For each scale an unique address 1 - max. 10 must be set. How to set the address of a scales can be found in the operation manual.
- Scales are only supported from firmware version V3.08 If you need assistance, please contact the manufacturer.