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This manual applies directly to instruments with serial
numbers prefixed:
2427A to 2613A and all MAJOR changes that apply to your
instrument

rev30APR86
For additional important information about serial numbers,
refer to “INSTRUMENTS COVERED BY THIS MANUAL” in Section I.

OPERATION AND CALIBRATION MANUAL

This manual contains information required for a qualified
person to install, operate, test, adjust, and service the
Hewlett-Packard Model 8642A/B Signal Generator. The HP Model
8642A/B will generally be referred to as the Signal
Generator throughout the manual.
The Operating and Service Manual is comprised of four
volumes as described below.
Volume I, Operating Manual
Operating Fundamentals. This booklet provides operating
exercises to enable you to easily operate the instrument’s
basic functions.
Section I, General Information. General Information covers
instrument specifications, options, equipment available,
recommended test equipment, and an explanation of the
On-Site Service Strategy for the HP 8642A/B.
Section II' Installation. Installation covers initial
inspection, preparation for use, and storage and shipment.
Section III, Operation. Operation provides HP-IB operating
information (including HP-IB address selection) and detailed
operating information for either the beginning or
experienced user. A glossary and index are provided at the
end of Section III.
Volumes II Through IV, Service Manual
Section IV. Performance Tests. Performance Tests enable you
to check the performance of the instrument against the
specifications listed in Table 1-1.
Section V, Adjustments. The adjustment procedures that are
normally found in this section are now located in Section
VIII with the appropriate troubleshooting procedures and
schematics.