Keysight L4400 Series LXI Class C Instruments User’s Guide

User guide for Keysight L4400 Series LXI Class C Instruments, covering safety, regulatory info, and operating instructions.


Keysight L4400 Series LXI Class C Instruments User’s Guide - cover page
Brand
Keysight
Document type
User Manual
Language
English
Pages
303
File format
PDF
File size
10.8 MB
Published
05 November, 2026
Updated
05 November, 2026
MD5 checksum
19855BC9E08AA57B5697EB96394D3653

About this manual

This user’s guide provides safety instructions, regulatory markings, and operating procedures for the Keysight L4400 Series LXI Class C Instruments. It includes details on power application, grounding, and environmental conditions. The guide also covers software installation, LAN configuration, and firmware updates for proper instrument operation.

The document is intended for users who need to operate, configure, and maintain the instruments safely and effectively. It includes warnings and cautions to prevent personal injury or equipment damage, and outlines procedures for connecting power, configuring networks, and using the instrument’s web interface.

What's inside

  • Safety Symbols
  • Safety Considerations
  • Regulatory Markings
  • Waste Electrical and Electronic Equipment (WEEE) Directive
  • Sales and Technical Support
  • Introduction to the L4400 Series LXI Instruments
  • Instrument Considerations
  • Environmental Operating Conditions
  • Electrical Operating Conditions
  • Interconnection Solutions Overview

Frequently asked questions

What safety precautions must be observed before applying power to the instrument?

You must verify that the product is set to match the available line voltage and that the correct fuse is installed.

How must the instrument be connected to the power mains to minimize shock hazard?

The instrument must be connected to the ac power mains through a grounded power cable, with the ground wire firmly connected to an electrical ground at the power outlet.

Who is qualified to remove the instrument cover?

Only qualified, service-trained personnel who are aware of the hazards involved should remove instrument covers.

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