About the H3C S5120-EI documentation set 
The H3C S5120-EI documentation set includes: 
Category Documents  Purposes 
Marketing brochures  Describe product specifications and benefits.  
Technology white papers 
Provide an in-depth description of software 
features and technologies.  
RPS User Manual 
Describes the appearances, features, and 
specifications of the RPS units available for the 
products.  
RPS Ordering Information for 
H3C Low-End Ethernet 
Switches 
Provides the RPS and switch compatibility matrix 
and RPS cable specifications.  
H3C Low End Series Ethernet 
Switches Pluggable Modules 
Manual 
Describes the models, appearances, and 
specifications of the pluggable modules 
available for the products.  
Product 
description 
and 
specifications 
Interface Card User Manual 
Describes the appearance and specifications 
of interface cards.  
Installation Manual 
Provides a complete guide to hardware 
installation and hardware specifications. 
Provides regulatory information and the safety 
instructions that must be followed during 
installation. 
Pluggable SFP[SFP+][XFP] 
Transceiver Modules 
Installation Guide 
Guides you through installing SFP/SFP+/XFP 
transceiver modules. 
Hardware 
installation 
Interface Card User Manual  Describes how to install an interface card.  
Configuration guides 
Describe software features and configuration 
procedures. 
Software 
configuration 
Command references 
Provide a quick reference to all available 
commands. 
H3C Series Ethernet Switches 
Login Password Recovery 
Manual 
Describes how to find or recover a lost 
password.  
Operations 
and 
maintenance 
Release notes 
Provide information about the product release, 
including the version history, hardware and 
software compatibility matrix, version upgrade 
information, technical support information, and 
software upgrading. 
 
Obtaining documentation 
You can access the most up-to-date H3C product documentation on the World Wide Web 
at 
http://www.h3c.com. 
Click the links on the top navigation bar to obtain different categories of product 
documentation: