Introduction - Agilent Technologies E4991A Service Manual

Rf impedance/material analyzer

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Table of Contents

Troubleshooting

Introduction

These servicing instructions are for use by qualified personnel only. To avoid

electrical shock, do not perform any servicing unless you are qualified to do so.

The opening of covers or removal of parts is likely to expose dangerous voltages.

Disconnect the instrument from its power supply.

Many of the assemblies in this instrument are very susceptible to damage from ESD

(electrostatic discharge). Perform the following procedures only at a static-safe workstation

and wear a grounding strap.

Do NOT operate without following instructions. Programs or files in the instrument may