H3C WA2620-AGN Quick Start Manual page 8

Diagnostic error messages
Details about recent configuration changes, if applicable
To send a product directly to 3Com for repair, you must first obtain a
return authorization number (RMA). Products sent to 3Com, without
authorization numbers clearly marked on the outside of the package,
will be returned to the sender unopened, at the sender's expense. If
your product is registered and under warranty, you can obtain an
RMA number online at http://www.h3cnetworks.com under
support, Repair & Replacement Request. First time users will
need to apply for a user name and password.
Contact Us
3Com offers telephone, e-mail and internet access to technical
support and repair services. To access these services for your
region, use the appropriate telephone number, URL or e-mail
address.
Find a current directory of contact information posted on the web site
at http://www.h3cnetworks.com under Support, Technical
Support Contact.
Documentation Feedback
You can e-mail your comments about product documentation to
info@h3c.com.
We appreciate your comments.