Patton electronic 2707C, 2707D, X.21 Interfaces General Information, Features, Description

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2.0 GENERAL INFORMATION

Thank you for your purchase of this Patton Electronics product. This product has been thoroughly inspected and tested and is warranted for One Year parts and labor. If any questions or problems arise during installation or use of this product, please do not hesitate to contact Pat- ton Electronics Technical Support at (301) 975-1007.

2.1 FEATURES

•Terminates G.703 E1 service (2.048 Mbps)

•Available in low-cost standalone or rack-mountable versions

•X.21 and V.35

•Switch-selectable AMI or HDB3 line encoding options

•Switch-selectable DTE/DCE modes for X.21 version

•75 Ohm dual coax and 120 Ohm twisted-pair G.703 connections

•Local loopback diagnostics

•Internal, External, and G.703 network timing

•CE approval

•100-240VAC & 48VDC power options

•Conforms to ONP requirements CTR 12 for connection to international Telecom networks

2.2 DESCRIPTION

The Model 2707 receives clear channel E1/G.703 (2.048 Mbps) data from the telco's digital data network. The Model 2707 terminates the G.703 telco interface and converts the data for transmission to a user- oriented serial (X.21 and V.35). The 2707 can connect to a Router, FRAD, PABX or Multiplexer over its serial interface at 2.048 Mbps.

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Contents An ISO-9001 Certified Company User ManualConfiguration Warranty InformationInstallation General InformationCE Notice Warranty InformationFCC Information Tel 301 Mailsupport@patton.com ServiceDescription FeaturesGeneral Information DIP Switch Configuration ConfigurationSwitch SW1-1 Line Coding HDB3 default Switch SW1-1 through SW1-8Position Function Factory Default Selected Option SW1-1 Line EncodingSW1-2 Setting SW1-2 Local Loop Inactive defaultClock Mode SW1-8 Enable/Disable Loop Tests from DTESW1-8 Setting SW1-6 and SW1-7 Clock ModesOpening the Case InstallationConnecting to the G.703 Network Connecting the Serial Port Connecting the Twisted Pair 120 Ohm to the G.703 NetworkConnecting to a DTE Device Connecting to a DCE DeviceUniversal AC Power 100-240VAC Power ConnectionTo Power Supply Jack DC PowerLED Status Monitors POWER-UPOperation Operating Local Loopback LL Local Loop DiagnosticsAppendix a Model 2707, G.703 Specifications Appendix B Model 2707, Interface PIN Assignment SignalAppendix B Appendix C Model 2707, Interface PIN Assignment Pin # SignalModel # Description Appendix D Model 2707, Factory Replacement Parts Accessories
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