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Preface – Comtech EF Data QAM256 User Manual

Page 4

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QAM256 Digital Video Modulator and Upconverter

Preface

TM077 – Rev. 4.0

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Preface

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This manual provides installation and operation information for the Radyne QAM256 Digital Video
Modulator and Upconverter. This is a technical document intended for use by engineers,
technicians, and operators responsible for the operation and maintenance of the QAM256.

Conventions

Whenever the information within this manual instructs the operator to press a pushbutton switch
or keypad key on the Front Panel, the pushbutton or key label will be shown enclosed in "less
than" (<) and "greater than" (>) brackets. For example, the Reset Alarms Pushbutton will be
shown as , while a command that calls for the entry of a ‘7’ followed by
‘ENTER’ Key will be represented as <7,ENTER>.

Cautions and Warnings


A caution icon 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.


A warning icon indicates a potentially hazardous situation that if not avoided, could result in death
or serious injury.


A note icon identifies information for the proper operation of your equipment, including helpful
hints, shortcuts, or important reminders.