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1705A Spectrum Monitor
xiii
Preface
The information in this manual is intended for instrument operators and service
technicians. Operators are assumed to befamiliar with basic television terms and
measurements. Qualified service technicians are also assumed to be familiar with
television terms and measurements, and have moderate experience with analog
and logic circuits.
The manual is divided into two parts: Operator’s Information and Service
Information. The Operator’s Information is useful to both operators and service
technicians. The S ervice Information is intended only for qualified service
technicians.
Section 1, Introduction, includes a general description of the instrument followed
by the Specifications. The Specifications include references to the correspond-
ing Performance check steps.
Section 2, Operating Instructions, familiarizes the user with the front-- and
rear--panel controls, connectors, and indicators; includes an operator’s check-out
procedure; and includes other operator familiarization information.
Section 3, Installation, includes electrical and mechanical installation informa-
tion. The electrical installation information includes adjustments and operational
changes available with the instrument. The mechanical installation information
includes rackmounting, custom installation, and portable use.
Section 4, Theory of Operation, provides an over-all block diagram description and
detailed circuit descriptions. Read the block diagram description for an overview of the
instrument. The det ailed circuit descriptions should be used with the block diagram and
schematic diagrams in the foldout pages for specific information about individual
circuits.
Section 5, Checks and Adjustments, includes the Performance Check Procedure and the
Adjustment Procedure. The Performance Check Procedure is used to verify that the
instrument’s performance is within its specifications, and the Adjustment Procedure is
used to adjust the instrument to meet its specifications. The procedures are preceded by
a list of recommended test equipment. Each procedure has a short form listing of the
individual steps.
Section 6, Maintenance, includes preventive, troubleshooting, and corrective
information.
Section 1, Introduction
Section 2, Operating
Instructions
Section 3, Installation
Section 4, Theory of
Operation
Section 5, Checks and
Adjustments
Section 6, Maintenance