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Safety
Summary
The
following
general
safety
precautions
must
be
observed
during
all
phases
of
operation,
service
,
and
repair
of
this
instrument.
F
ailure
to
comply
with
these
precautions
or
with
specic
warnings
elsewhere
in
this
manual
violates
safety
standards
of
design,
manufacture
,
and
intended
use
of
the
instrument.
Hewlett-P
ackard
Company
assumes
no
liability
for
the
customer's
failure
to
comply
with
these
requirements
.
General
This
is
a
Safety
Class
1
instrument
(provided
with
terminal
for
protective
earthing)
and
has
been
manufactured
and
tested
according
to
international
safety
standards
.
Operation
-
Before
applying
power
Comply
with
the
installation
section.
A
dditionally
,
the
following
shall
be
observed:
Do
not
remove
instrument
covers
when
operating.
Before
the
instrument
is
switched
on,
all
protective
earth
terminals
,
extension
cords
,
auto-transformers
and
devices
connected
to
it
should
be
connected
to
a
protective
earth
via
a
ground
socket.
Any
interruption
of
the
protective
earth
grounding
will
cause
a
potential
shock
hazard
that
could
result
in
serious
personal
injury
.
Whenever
it
is
likely
that
the
protection
has
been
impaired,
the
instrument
must
be
made
inoperative
and
be
secured
against
any
unintended
operation.
Make
sure
that
only
fuses
with
the
required
rated
current
and
of
the
specied
type
(normal
blow
,
time
delay
,
etc
.)
are
used
for
replacement.
The
use
of
repaired
fuses
and
the
short-circuiting
of
fuseholders
must
be
avoided.
A
djustments
described
in
the
manual
are
performed
with
power
supplied
to
the
instrument
while
protective
covers
are
removed.
Be
aware
that
energy
at
many
points
may
,
if
contacted,
result
in
personal
injury
.
Any
adjustments
,
maintenance
,
and
repair
of
the
opened
instrument
under
voltage
should
be
avoided
as
much
as
possible
,
and
when
unavoidable
,
should
be
carried
out
only
by
a
skilled
person
who
is
aware
of
the
hazard
involved.
Do
not
attempt
internal
service
or
adjustment
unless
another
person,
capable
of
rendering
rst
aid
and
resuscitation
is
present.
Do
not
replace
components
with
power
cable
connected.
Do
not
operate
the
instrument
in
the
presence
of
ammable
gases
or
fumes
.
Operation
of
any
electrical
instrument
in
such
an
enviroment
constitutes
a
denite
safety
hazard.
Do
not
install
substitute
parts
or
perform
any
unauthorized
modication
to
the
instrument.
Be
aware
that
capacitors
inside
the
instrument
may
still
be
charged
even
if
the
instrument
has
been
disconnected
from
its
source
of
supply
.
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