Tektronix TLA 704, Service Manual

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TLA 704 Color Portable Mainframe Service Manual
xiii
Introduction
This manual contains information needed to properly service the TLA 704 Color
Portable Mainframe. This introduction contains information critical to safe and
effective servicing.
To prevent personal injury or damage to the portable mainframe, consider the
following requirements before attempting service:
H
The procedures in this manual should be performed only by a qualified
service person.
H
Read the General Safety Summary and Service Safety Summary found at the
beginning of this manual.
H
Read the Preface beginning on page ix.
H
Read Operating Information beginning on page 2–1.
When using this manual for servicing, be sure to follow all warnings, cautions,
and notes.
Adjustment and Certification Interval
Generally, you should perform the adjustments and certification (calibration)
described in the TLA 700 Series Performance Verification and Adjustment
Technical Reference Manual once per year or following repairs that affect
adjustment or calibration.
Strategy for Servicing
This manual supports and contains information needed for periodic maintenance
of the portable mainframe.
This manual also supports and contains information for corrective maintenance
of this product:
H
supports isolation of faults to the failed circuit board or assembly level
shown in the replaceable parts list of Chapter 10
H
supports removal and replacement of those boards or assemblies
H
supports removal and replacement of fuse, knobs, chassis, and other
mechanical parts listed in the replaceable parts list
This manual does not support component-level fault isolation and replacement.