Safety Symbols - HP 37718A Installation And Verification Manual

General Information
Safety Precautions for the Operator

Safety Symbols

The following symbols on the instrument and in the manual indicate precautions
which must be taken to maintain safe operation of the instrument
The Instruction Documentation Symbol. The product is
marked with this symbol when it is necessary for the user to
refer to the instructions in the supplied documentation.
Indicates the field wiring terminal that must be connected to
earth ground before operating the equipment - protects
against electrical shock in case of fault.
Frame or chassis ground terminal - typically connects to the
equipment's metal frame.
Alternating current (AC)
Direct current (DC)
Indicates hazardous voltages
Warning denotes a hazard. It calls attention to a procedure,
which if not correctly performed or adhered to could result
WARNING
in injury or loss of life. Do not proceed beyond a warning
note until the indicated conditions are fully understood and
met.
Caution denotes a hazard. It calls attention to a procedure,
CAUTION
which if not correctly performed or adhered to could result
in damage to or destruction of the instrument. Do not pro-
ceed beyond a warning note until the indicated conditions
are fully understood and met.
Indicates that a laser is fitted. The user must refer to the
manual for specific Warning or Caution information to
avoid personal injury or damage to the product.
1-7