ONU-6040B-2x Series User’s Guide
14
publication is subject to change without notice.
Trademarks
Trademarks mentioned in this publication are used for identification purposes
only and may be properties of their respective owners.
Customer Support
In the event of problems that cannot be solved by using this manual, 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. Regional offices are listed
below (see also http://www.zyxel.com/web/contact_us.php). Please have the
following information ready when you contact an office.
Required Information
• 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.
"+" is the (prefix) number you dial to make an international telephone call.
Corporate Headquarters (Worldwide)
• Support E-mail: support@zyxel.com.tw
• Sales E-mail: sales@zyxel.com.tw
• Telephone: +886-3-578-3942
• Fax: +886-3-578-2439
• Web: www.zyxel.com
• Regular Mail: ZyXEL Communications Corp., 6 Innovation Road II, Science
Park, Hsinchu 300, Taiwan
China - ZyXEL Communications (Beijing) Corp.
• Support E-mail: cso.zycn@zyxel.cn
• Sales Email: sales@zyxel.cn
• Telephone: +86-010-82800646
• Fax: +86-010-82800587
• Address: 902, Unit B, Horizon Building, No.6, Zhichun Str, Haidian District,
Beijing
• Web: http://www.zyxel.cn
China - ZyXEL Communications (Shanghai) Corp.
• Support E-mail: cso.zycn@zyxel.cn
• Sales Email: sales@zyxel.cn
• Telephone: +86-021-61199055
• Fax: +86-021-52069033
• Address: 1005F, ShengGao International Tower, No.137 XianXia Rd, Shang-
