Safety 
National Conventions 
The following subsections describe notational conventions used in this document. 
Notes, Cautions, and Warnings 
Throughout this guide, blocks of text may be accompanied by an icon and printed in 
bold type or in italic type. These blocks are notes, cautions, and warnings, and they 
are used as follows: 
 
NOTE: A NOTE indicates important information that helps you make better use of 
your computer system. 
 
CAUTION: A CAUTION indicates either potential damage to hardware or loss of 
data and tells you how to avoid the problem. 
 
WARNING: A WARNING indicates the potential for bodily harm and tells you how to 
avoid the problem. Some warnings may appear in alternate formats and may be 
unaccompanied by an icon. In such cases, the specific presentation of the warning is 
mandated by regulatory authority.