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SAFETY
SUMMARY
The
following
general
safaty
precautions
mustbeobllrved
during
allphalls of
operation,
88rvice,
and
repair
ofthis
instrument.
Failure
to
comply
with
these
precautions
or
with
specific
warnings
eillwhere in this
manual
violates
88fety
standards of
design,
manufacture,
and
intended
useofthe
instrument.
Hewlett·Packard
Company
a88umlS
no
liability
for the
customer's
failure
to
comply
with
these
requirements.
This
is a
Safety
Cla88
1
instrument.
GROUND
THE
INSTRUMENT
To minimize shock hazard, the instrument chassis and cabinet
must
be connected
to
an elec-
trical ground. The instrument is equipped
with
a
three-conductor
ac
power
cable. The
power
cable
must
either be plugged
into
an approved
three-contact
electrical
outlet
or used
with
a
three-contact
to
two-contact
adapter
with
the grounding Wire (green)
firmly
connected
to
an
electrical ground (safety ground) at
the
power
outlet.
The
power
jack
and mating plug of
the
power
cable meet International Electrotechnical Commission (IEC)
safety
standards.
DO
NOT
OPERATE
IN
AN
EXPLOSIVE
ATMOSPHERE
Do
not
operate the
instrument
in the presence of flammable gases or fumes. Operation of any
electrical
instrument
in such an environment
constitutes
a definite
safety
hazard.
KEEP
AWAY
FROM
LIVE
CIRCUITS
Operating personnel
must
not
remove
instrument
covers.
Component
replacement and internal
adjustments
must
be made by qualified maintenance personnel. Do
not
replace components
with
power
cable connected. Under certain conditions, dangerous voltages may
exist
even
with
the
power
cable removed. To avoid injuries, always
disconnect
power
and discharge circuits
before
touching
them.
DO
NOT
SERVICE
OR
ADJUST
ALONE
Do
not
attempt
internal service or adjustment unless another person, capable
of
rendering
first
aid and resuscitation, is present.
DO
NOT
SUBSTITUTE
PARTS
OR
MODIFY
INSTRUMENT
Because
of
the danger
of
introducing additional hazards, do
not
install
substitute
parts or per-
form
any unauthorized modification
to
the instrument. Return
the
instrument
to
a
Hewlett-
Packard Sales and Service Office
for
service and repair
to
ensure
that
safety
features are main-
tained.
DANGEROUS
PROCEDURE
WARNINGS
Warnings, such as the example
below,
precede
potentially
dangerous procedures
throughout
this manual. Instructions contained in
the
warmnqs
must
be
followed.
I
WARNING
I
Dangerous
voltages,
capable
of
causing
death,
are presentin this
instrument.
Use
ex·
treme
ceution
when
handling,
testing,
and
adjusting.
A
iii
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