ZyXEL Communications P-660RU-Tx Manual De Usuario

P-660RU-Tx User’s Guide

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.

• 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.

• 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

• Support E-mail: cso.zycn@zyxel.cn
• Sales E-mail: 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