ZyXEL Communications P660HN-Fx User Manual

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About This User's Guide
ADSL Series User’s Guide
4
• Knowledge  Base
If you have a specific question about your product, the answer may be here. This is a collection 
of answers to previously asked questions about ZyXEL products. 
• Forum
This contains discussions on ZyXEL products. Learn from others who use ZyXEL products and 
share your experiences as well.
Customer Support
Should problems arise that cannot be solved by the methods listed above, you should contact your 
vendor. If you cannot contact your vendor, then contact a ZyXEL office for the region in which you 
bought the device. 
See http://www.zyxel.com/web/contact_us.php for contact information. Please have the following 
information ready when you contact an office.
• Product model and serial number.
• Warranty Information.
• Date that you received your device.
• Brief description of the problem and the steps you took to solve it.