RSD-20 Operators Manual | RAD Data comm manual

RSD-20 OPERATOR'S MANUAL	THEORY OF OPERATION AND APPLICATIONS

Figure 4.1

Main Channel DTE with Sub-channel DCE

Figure 4.2

Main Channel DCE with Sub-channel DTE

4.4

Image 25

RAD Data comm operation manual RSD-20 Operators Manual

Contents

RSD-20 DUUDQW\ 6DIHW\DUQLQJV HFODUDWLRQRI&RQIRUPLW\ Table of Contents General IntroductionFunctional Description Specifications Power IndicatorsOrdering Physical Physical Installation InstallationElectrical Installation AC Power Rear Panel Internal Switches and Strap SelectionRear Panel Installation Installation RSD-20/V.35 System Synchronization and Clock DistributionSynchronization on Main Channel Modem Clock Synchronization on Main Channel Modem’s Clock Synchronization on Internal Clock Synchronization on RSD-20 Internal Clock Synchronization on Sub-channel RSD-20 External Clock for more than one Sub-channel RSD-20/X.21Main channel is DTE attached to a modem Main and all sub-channels are DCE attached to DTEs Main channel is DCE and sub-channels are mixed DTE and DCE Operation Controls and IndicatorsFront Panel Power Turn On Operating ProcedurePower Turn Off Operation Power Supply Fault Isolation ProcedureOperational Field Strapping Changes RSD Malfunction SUB-CHANNEL Disable ContentionTheory of Operation and Applications Introduction Main Channel Control Signals Control SignalsSub-channel Control Signals RSD-20/V.35 RSD-20/X.21 Theory of Operation and Applications RSD-20 Operators Manual Theory of Operation and Applications RSD-20 Operating Modes Applications Appendix a Table A.1 X21 Interface Signal Description Appendix B Table B.1 Interface Signal Description