HP 8647A Operation And Service Manual page 7

Safety Notes
The following safety notes are used throughout this manual.
Familiarize yourself with each of the notes and its meaning before
operating this instrument.
Caution denotes a hazard. It calls attention to a procedure that, if
not correctly performed or adhered to, would result in damage to or
destruction of the instrument. Do not proceed beyond a caution sign
until the indicated conditions are fully understood and met.
Caution
Warning Warning denotes a hazard. It calls attention to a procedure
which,
if
not correctly performed o r adhered to, could result in
injury or loss of life. Do not proceed beyond
a
warning note until
the indicated conditions are fully understood and met.
Instrument
The following markings and caution and warning labels are used on
the instrument. Be sure to observe all cautions and warnings.
Markings
Warning
Instruction The instruction documentation symbol. The product
Manual is marked with this symbol when it is necessary for the
A
user to refer to the instruction in the manual.
The CE93 mark shows compliance with European Community 1993
standards.
The CSA mark is the Canadian Standards Association safety mark.
The ISM1-A mark is a symbol of an Industrial Scientific and Medical
Group 1, Class A product.
Hazardous voltage always present in
this area
with instrument
power cord connected t o a c line.
Warning Hazardous Voltage
vi