8 PMC423 Port Serial, Front/Rear I/O Hardware Reference Manual
Safety Summary
The
following
general
safety
precautions
must
be
observed
during
all
phases
of
the
operation,
service
and
repair
of
this
product.
Failure
to
comply
with
these
precautions
or
with
specific
warnings
elsewhere
in
this
manual
violates
safety
standards
of
design,
manufacture
and
intended
use
of
this
product.
GEIP
assumes
no
liability
for
the
customer
ʹ
s
failure
to
comply
with
these
requirements.
Ground the
System
To
minimize
shock
hazard,
the
chassis
and
system
cabinet
must
be
connected
to
an
electrical
ground.
A
three
‐
conductor
AC
power
cable
should
be
used.
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.
Do Not Operate in
an Explosive
Atmosphere
Do
not
operate
the
system
in
the
presence
of
flammable
gases
or
fumes.
Operation
of
any
electrical
system
in
such
an
environment
constitutes
a
definite
safety
hazard.
Keep Away from
Live Circuits
Operating
personnel
must
not
remove
product
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
System
Because
of
the
danger
of
introducing
additional
hazards,
do
not
install
substitute
parts
or
perform
any
unauthorized
modification
to
the
product.
Return
the
product
to
GEIP
for
service
and
repair
to
ensure
that
safety
features
are
maintained.
Dangerous
Procedure
Warnings
Warnings,
such
as
the
example
below,
precede
only
potentially
dangerous
procedures
throughout
this
manual.
Instructions
contained
in
the
warnings
must
be
followed.
WARNING
Dangerous voltages, capable of causing death, are present in this system.
Use extreme caution when handling, testing and adjusting.
