User`s guide

User’s and Service Guide Supplement 21
E4438C Option HEC
Safety and Regulatory Information
Safety and Regulatory Information
Introduction
Review this product and related documentation to familiarize yourself with safety
markings and instructions before you operate the instrument. This product has been
designed and tested in accordance with international standards.
Before Applying Power
Verify that the product is configured to match the available main power source. If this
product is to be powered by autotransformer, make sure the common terminal is connected
to the neutral (grounded) side of the ac power supply.
Service Information
Servicing information can be found in the Agilent Technologies E4438C ESG Vector Signal
Generator, Service Guide (Agilent part number E4400-90511). This guide can be found
using the our web site at http://www.agilent.com/find/esg, and click on the link Manuals &
Guides and type E4400-90511 in the search field.
Follow the service guide instructions for all repair, replacement procedures, tests and
adjustments.
Shipping Instructions
You must always call the Agilent Technologies Instrument Support Center to initiate
service before retuning your instrument to a service office. See “Contacting Agilent” on
page 25. Always transport or ship the instrument using the original packaging if possible.
If not, comparable packaging must be used. Attach a complete description of the failure
symptoms.