HP 8920A Programmer's Manual page 4

Safety
Considerations
!
WARNING
CAUTION
4
GENERAL
This product and related documentation must be reviewed for familiarization with
safety markings and instructions before operation.
This product is a Safety Class I instrument (provided with a protective earth
terminal).
SAFETY EARTH GROUND
A uninterruptible safety earth ground must be provided from the main power
source to the product input wiring terminals, power cord, or supplied power cord
set.
CHASSIS GROUND TERMINAL
To prevent a potential shock hazard, always connect the rear-panel chassis ground
terminal to earth ground when operating this instrument from a dc power source.
SAFETY SYMBOLS
Indicates instrument damage can occur if indicated operating limits are exceeded.
Indicates hazardous voltages.
Indicates earth (ground) terminal
A WARNING note denotes a hazard. It calls attention to a procedure, practice, or the
like, which, if not correctly performed or adhered to, could result in personal injury.
Do not proceed beyond a WARNING sign until the indicated conditions are fully un-
derstood and met.
A CAUTION note denotes a hazard. It calls attention to an operation 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 product. Do not proceed beyond an
CAUTION note until the indicated conditions are fully understood and met.