FAQ / Frequently Asked Questions

LE-150P/ LE-150L shows an error message, "The connection was cut because communication had become impossible". What kind of interruption does it suggest? How to prevent the occurrence of this error.

This error message appears when the USB connection between the analyzer and the PC is disturbed. (When the USB connection is disturbed, the analyzer cannot transfer any data to the PC and stops measurement.)

Sometimes, the power saving mode on the PC may cause the USB disconnection. In this case, please select the power option, such as 'Always On'.

The shortage of USB bus power may cause the same trouble. In this case, it is recommend to change your PC or use the USB self powered hub.