General Information; Introduction; Instruments Covered By This Manual - Agilent Technologies 4349B Service Manual

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General Information

Introduction

This chapter provides information on instruments covered by this manual and required
equipment for adjustments and troubleshooting.

Instruments Covered by This Manual

Agilent Technologies uses a two-section, nine character serial number which is printed on
the serial number label (Figure 1-1) attached to the instrument's rear panel. The rst ve
characters are the serial pre x, and the last ve digits are the sux.
Figure 1-1. Serial Number Label
An instrument manufactured after the printing date of this manual may have a serial
number pre x that is not listed on the title page. This unlisted serial number pre x indicates
the instrument is di erent from those described in this manual. The manual for this new
instrument may be accompanied by a yellow Manual Changes supplement or have a di erent
manual part number. This sheet contains \change information" that explains how to adapt the
manual to the newer instrument.
In addition to change information, the supplement may contain information for correcting
errors (Errata) in the manual. To keep this manual as current and accurate as possible, Agilent
Technologies recommends that you periodically request the latest Manual Changes supplement.
The supplement for this manual is identi ed by this manual's printing date and its part number,
both of which appear on the manual's title page. Complimentary copies of the supplement are
available from Agilent Technologies. If the serial pre x or number of an instrument is lower
than that on the title page of this manual, see . For information
Appendix A, Manual Changes
concerning, a serial number pre x that is not listed on the title page or in the Manual Change
supplement, contact the nearest Agilent Technologies oce.
General Information 1-1