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T ransPort WR21 Wireless Routers Installation Guide January 30, 2012 Digi TransPort WR21 Installation Guide Disclaimer Digi International makes no representations or warranties with respect to the contents or use of this manual, any software drivers or associated application software provided with this product and specifically disclaims any expressed or implied warranties of merchantability or fitness for any particular purpose. Digi International reserves the right to modify or revise all or part of this document, its contents, and any products described herein at any time without prior notification and shall not be responsible for any loss, cost or damage, including consequential damage, caused by reliance on these materials. Digi Technical Support Contact Information United States: (952) 912-3444 or (877) 912-3444 Other Locations: +1 (952) 912-3444 or (877) 912-3444 EMEA +44 870 35 000 35 Safety Notices 1. Please read all instructions before installing and powering the unit. You should keep these instructions in a safe place for future reference. 2. If the power supply shows signs of damage or malfunction, stop using it immediately, turn off the power and disconnect the power supply before contacting your supplier for a repair or replacement. 3. Changes or modifications not expressly approved by the party responsible for compliance could void the users authority to operate the equipment. Use only the accessories, attachments, and power supplies provided by the manufacturer connecting non-approved antennas or power supplies may damage the unit, cause interference or create an electric shock hazard, and will void the warranty. 4. Do not attempt to repair the product. The unit contains no electronic components that can be serviced or replaced by the user. Any attempt to service or repair the unit by the user will void the product warranty. 5. Products in the TransPort WR family are designed for indoor use (except for the WR44 R) and should be used in an environment that is suitable for computers and other electronic equipment. 6. Ports that are capable of connecting to other apparatus are defined as SELV ports. To ensure conformity with IEC60950 ensure that these ports are only connected to ports of the same type on other apparatus. Page 2