Comtech EF Data UB-54 - Manual (Page 6)

Preface Product Name Field
iv Rev. Field
Overview of Changes to Previous Edition
A summary of the changes made to Rev. 0 includes:
•
Incorporated various (non-technical) changes (e.g. formatting).
•
Updated table 2-2, (Tributary #1 Circuit Assignment) (J1).
•
Updated table 2-4, (Tributary #3 Circuit Assignment) (J3).
•
Updated table 2-10, (Auxiliary Circuit Pin Assignments) (J9).
Updated table 2-13, (Receive Aggregate Pin Assignments) (J11).
About this Manual
This manual provides installation and operation information for the EFData UB-54
breakout panel. This is a technical document intended for earth station engineers,
technicians, and operators responsible for the operation and maintenance of the UB-54.
Conventions and References
Cautions and Warnings
CAUTION
CAUTION indicates a hazardous situation that, if not avoided, may result in
minor or moderate injury. CAUTION may also be used to indicate other
unsafe practices or risks of property damage.
WARNING
WARNING indicates a potentially hazardous situation that, if not avoided,
could result in death or serious injury.
Metric Conversion
Metric conversion information is located on the inside back cover of this manual. This
information is provided to assist the operator in cross-referencing English to Metric
conversions.