RAD Data comm
RSD-20
operation manual
Installation
Specification
Install
Control Signals
Indicators
Operating Procedure
Power Supply
Page 12
INSTALLATION
RSD-20
OPERATOR'S MANUAL
2.4
Page 11
Page 13
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Page 11
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Contents
RSD-20
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Table of Contents
Introduction
General
Functional Description
Specifications
Indicators
Power
Ordering
Physical
Installation
Physical Installation
Electrical Installation
AC Power
Internal Switches and Strap Selection
Rear Panel
Rear Panel
Installation
Installation
System Synchronization and Clock Distribution
RSD-20/V.35
Synchronization on Main Channel Modem Clock
Synchronization on Main Channel Modem’s Clock
Synchronization on RSD-20 Internal Clock
Synchronization on Internal Clock
RSD-20
Synchronization on Sub-channel
RSD-20/X.21
External Clock for more than one Sub-channel
Main 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
Controls and Indicators
Operation
Front Panel
Operating Procedure
Power Turn On
Power Turn Off
Operation
Fault Isolation Procedure
Power Supply
Operational Field Strapping Changes
RSD Malfunction
Contention
SUB-CHANNEL Disable
Theory of Operation and Applications
Introduction
Control Signals
Main Channel Control Signals
Sub-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
Applications
RSD-20 Operating Modes
Table A.1 X21 Interface Signal Description
Appendix a
Table B.1 Interface Signal Description
Appendix B
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