iv FS-4 HD and FS-4Pro HD Portable DTE Recorders
Symbol Used In the FS-4 HD and FS-4Pro HD Unit
This symbol indicates the presence of an uninsulated
Dangerous Voltage within the product’s enclosure
that may constitute a risk of electric shock to persons.
Symbols Used in This Documentation DocumentationRead, Retain, and Follow Instructions
All the safety and operating instructions should be read before
the product is operated.
•Retain Documentation
Place documentation in a secure place for future reference
on operating and safety instructions.
•Follow All Operating and Safety Instructions
•Pay Attention to All Warnings
Warnings are provided to protect the operator, the
equipment, and content.
Important Information the User Should Read
This symbol indicates information about conditions or
actions that could result in damage to the device or
data.
Information of Interest to the User
This symbol indicates supplemenatry information about fea-
tures, functions, or operations that may be of interest to the user.