HP 81110A Quick Start Manual page 29

Installation & Safety Requirements
Safety Information
constitutes a definite safety hazard.
Do not install substitute parts or perform any unauthorized modification
to the instrument.
Capacitors inside the instrument may retain a charge even if the instru-
ment is disconnected from its source of supply.
Safety Symbols
Instruction Manual symbol: The instrument is marked with this symbol
when it is necessary for you to refer to the instruction manual in order to
protect against damage to the instrument.
Protected conductor symbol.
WARNING
The Warning symbol calls attention to a procedure, practice, or the like,
which, if not correctly performed or adhered to, could result in personal
injury or loss of life. Do not proceed beyond a Warning symbol until the
indicated conditions are fully understood and met.
CAUTION
The Caution symbol calls attention to a procedure, practice, or the like,
which, if not correctly performed or adhered to, could result in damage
to or destruction of part or all of the equipment. Do not proceed beyond
a Caution symbol until the indicated conditions are fully understood and
met.
HP 81110/04A User's Guide Installation & Safety Requirements 31