Chapter 1 ______________________________________________________General Information  
VAISALA
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CHAPTER 1 
GENERAL INFORMATION 
This chapter provides general notes for the manual and the product. 
About This Manual 
This manual provides information for installing, operating, and 
maintaining Vaisala Sounding Processing Subsystem SPS311. 
Contents of This Manual 
This manual consists of the following chapters: 
- Chapter 1, General Information, provides general notes for the 
manual and the product. 
-  Chapter 2, Product Overview, introduces the features and units of 
SPS311. 
-  Chapter 3, Installation, provides you with information about 
installing and configuring this product. 
-  Chapter 4, Operation, contains information that is needed to 
operate this product. 
-  Chapter 5, Updating the Software, contains instructions for 
software updating. 
-  Chapter 6, Maintenance, provides information that is needed in 
basic maintenance of the product. 
-   Chapter 7, Troubleshooting, describes common problems, their 
probable causes and remedies, and contact information for 
technical support.