Safety Information
2-4 Ultrasound System – Common Service Information
Direction 5444964-100 English
 Rev. 5
Important conventions  (continued)
Safety precaution messages
Various levels of safety precaution messages may be found on 
the equipment and in the service information. The different 
levels of concern are identified by a flag word that precedes the 
precautionary message. Known or potential hazards to 
personnel are labeled in one of three ways:
• DANGER
• WARNING
• CAUTION
NOTE:  Notes are used to provide important information about an item 
or a procedure. 
NOTE:  Be sure to read the notes; the information contained in a note 
can often save you time or effort.
DANGER
 
Danger is used to indicate the presence of a hazard that will 
cause severe personal injury or death if the instructions are 
ignored.
WARNING
Warning is used to indicate the presence of a hazard that can 
cause severe personal injury and property damage if 
instructions are ignored.
CAUTION
Caution is used to indicate the presence of a hazard that will or 
can cause minor personal injury and property damage if 
instructions are ignored. Equipment damage possible.