SARA-G3 and SARA-U2 series - System Integration Manual 
UBX-13000995 - R26    Preface 
    Page 4 of 217 
Preface 
u-blox Technical Documentation 
As  part  of  our  commitment  to  customer  support,  u-blox  maintains  an  extensive  volume  of  technical 
documentation for our products. In addition to our product-specific technical data sheets, the following manuals 
are available to assist u-blox customers in product design and development. 
  AT  Commands  Manual: This  document provides the description of the  AT commands  supported by  the  
u-blox cellular modules. 
  System  Integration  Manual:  This  document provides the  description  of  u-blox cellular modules’  system 
from the hardware and the software points of view, it provides hardware design guidelines for the optimal 
integration of the cellular modules in the application device, and it provides information on how to set up 
production and final product tests on application devices which integrate the cellular modules. 
  Application  Notes:  These  documents  provide  guidelines  and  information  on  specific  hardware  and/or 
software topics on u-blox cellular modules. See the Related documents section for a list of application notes 
related to your cellular module. 
 
How to use this Manual 
The SARA-G3 and SARA-U2 series System Integration Manual provides the necessary information to successfully 
design in and configure these u-blox cellular modules. 
This manual has a modular structure. It is not necessary to read it from the beginning to the end. 
The following symbols are used to highlight important information within the manual: 
  An index finger points out key information pertaining to module integration and performance. 
  A warning symbol indicates actions that could negatively impact or damage the module. 
 
Questions 
If you have any questions about u-blox cellular Integration: 
  Read this manual carefully. 
  Contact our information service on the homepage http://www.u-blox.com 
 
Technical Support 
Worldwide Web 
Our website (http://www.u-blox.com) is a rich pool of information. Product information and technical documents 
can be accessed 24 hours a day. 
By E-mail 
If you have technical problems or cannot find the required information in the provided documents, contact the 
closest Technical Support office. To ensure that we process your request as soon as possible, use our service pool 
email addresses rather than personal staff email addresses. Contact details are at the end of the document. 
Helpful Information when Contacting Technical Support 
When contacting Technical Support, have the following information ready: 
  Module type (e.g. SARA-G350) and firmware version 
  Module configuration 
  A clear description of your question or the problem 
  A short description of the application 
  Your complete contact details