LS ELECTRIC L7NHF Series, User Manual

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14. Appendix
14-6
14.1.3
Using Drive CM
Drive CM allows you to upgrade the OS for the drive to the newest through the PC's USB port. The
transmission time depends on the PC performance, but it usually takes from tens of seconds to several
minutes.
Click the icon as the image above on the top menu of Drive CM.

Precautions for Firmware Upgrade

Do not turn off the PC or drive during transmission.

Do not unplug the USB cable or close the firmware program during transmission.

Do not run other applications on the PC during transmission.

Since the parameter (object) setting values in the drive may be reset, save the drive parameter
(object) setting values before upgrade.

OS Download
1) Click the "Open Firmware Downloader" button.
2) To load the appropriate OS file, click the "Load" button.
3) Select the OS file to transfer and click the Open button.