Why does my ATV312 only show Ref and Sup menus?

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Why does an ATV312 only show Ref and Sup menus?

Issue:
ATV312 drive only showing Ref and Sup menus

Product Line:
ATV312 Drives

Resolution:
The drive menus may be locked.

Go to SUP menu and then parameter COd
If COd is set to ON the drive has been locked.

To temporarily unlock the drive you have to change the COd parameter to the password and press ENT.
This will unlock the drive until the power is cycled to the drive.

To permanently unlock the drive you must set the COd parameter to OFF after entering the password.

If this article does not answer your question, check out our FAQ database that has answers to more commonly asked questions:
Frequently Asked Questions - Schneider Electric (se.com)

If this FAQ did not solve your issue, you can call us at 1-888-778-2733 Option 2 and then 4 or e-mail us at drive.products.support@se.com to create a case with our Technical Support Team.

If you are not located in North America, please contact your local Customer Care Center for assistance:
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