1TABLE OF CONTENTSSection Page1.0 General Information...............................................................21.1 Warranty Statement1.2 CE Notice1.3 Radio and TV Interference1.4 FCC Information1.4.1 FCC Compliane1.5 Industry Canada Notice1.6 Service2.0 General Information ..............................................................62.1 Features2.2 General Product Description2.3 Supported Applications3.0 Configuration ........................................................................83.1 Configuration Using DIP Switches3.1.1 DIP Switches SW1 - SW84.0 Installation ..........................................................................154.1 DTE Interface Connection4.2 Network Interface Connection4.3 Power Connection5.0 Operation .............................................................................165.1 LED Descriptions5.2 Central Office LoopsAppendix A - Specifications ........................................................19Appendix B - Cable Recommendations......................................20Appendix C - Factory Replacement Parts and Accessories ......21Appendix D - Interface Pin Assignments ....................................22Appendix E - Power Supply Interface ........................................2421.0 GENERAL INFORMATIONThank you for your purchase of this Patton Electronics product.This product has been thoroughly inspected and tested and is warrant-ed for One Year parts and labor. If any questions or problems ariseduring installation or use of this product, please do not hesitate to con-tact Patton Electronics Technical Support at (301) 975-1007.1.1 WARRANTY STATEMENTPatton Electronics warrants all Model 2711 Series components tobe free from defects, and will—at our option—repair or replace theproduct should it fail within one year from the first date ofshipment.This warranty is limited to defects in workmanship or materi-als, and does not cover customer damage, abuse, or unauthorizedmodification. This product contains no serviceable parts; therefore theuser shall not attempt to modify the unit in any way. If this product failsor does not perform as warranted, your sole recourse shall be repair orreplacement as described above. Under no condition shall PattonElectronics be liable for any damages incurred by the use of thisproduct. These damages include, but are not limited to, the following:lost profits, lost savings and incidental or consequential damages aris-ing from the use of or inability to use this product. Patton Electronicsspecifically disclaims all other warranties, expressed or implied, andthe installation or use of this product shall be deemed an acceptanceof these terms by the user. In the event the user detects intermittent orcontinuous product malfunction due to nearby high power transmittingradio frequency equipment, the user is strongly advised to use onlydata cables with an external outer shield bonded to a metal or metal-ized connector.1.2 CE NOTICEThe CE symbol on your Patton Electronics equipment indicatesthat it is in compliance with the Electromagnetic Compatibility (EMC)directive and the Low Voltage Directive (LVD) of the Union European(EU). A Certificate of Compliance is available by contacting PattonTechnical Support.WARNING! This device is not intended to be con-nected to the public telephone network.