Grounding - LG FFH-2005AX Owner's Manual

Karaoke music system
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3
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Outdoor Antenna
Grounding
-
If
an
outside
antenna
or
cable
system
is connected
to
the
product,
be
sure
the
antenna
or
cable
system
is
grounded
so as
to
provide
some
protection against voltage
surges and
built-up
static
charges.
?
Article 810 of the National Electrical
Code,
ANSI/NFPA 70
proviedes
information with
regard
to
proper
grounding
of the
mast
and
supporting
structure,
grounding
of the lead-in wire
to
an
antenna
discharge
unit,
size of
grounding
conductors,
location
of
antenna
discharge
unit,
connection
to
grounding
electrodes,
and
requirements
for the
grounding
electrode.
?
Power Lines
-
An outside
antenna
system
should
not
be located in the
vicinity
of overhead power lines
or
other electric
light
or
power
circuits,
or
where it
can
fall into such power lines
or
circuits. When
installing
an
outside
antenna
system,
extreme
care
should be
taken
not to
touch such power lines
or
circuits
as
contact
with them
might
be fatal.
?
Overloading
-
Do
not
overload wall
outlets,
extension
cords,
or
integral
convenience
receptacles,
as
this
can
result in
a
risk of fire
or
electric shock.
?
Object
and
Liquid Entry
-
Never
push objects
of any
kind into this
product through openings
as
they
may
touch
dangerous voltage points
or
short-out
parts
that
could result in
a
fire
or
electric shock. Never
spill
liquid
of any kind
on
the
product.
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Servicing
-
Do
not
attempt
to
service this
product
yourself
as
opening
or
removing
covers
may expose
you
to
dangerous voltage
or
other hazards. Refer all
servicing
to
qualified
service
personnel.
?
Damage Requiring
Service
-
Unplug
this
product
from
the wall outlet and refer
servicing
to
qualified
service
personnel
under the
following
conditions:
a)
When the
power-supply
cord
or
plug
is
damaged.
b)
If
liquid
has been
spilled,
or
objects
have fallen into
the
product.
c)
If the
product
has been
exposed
to
rain
or
water.
d)
If the
product
does
not
operate
normally by
following
the
operating
instructions.
Adjust only
those controls that
are
covered
by
the
operating
instructions
as an
improper adjustment
of other
controls may result in
damage
and will often
require
extensive work
by
a
qualified
technician
to
restore
the
product
to
its normal
operation.
e)
If the
product
has been
dropped
or
damaged
in
any way.
f)
When the
product
exhibits
a
distinct
change
in
performance,
this indicates
a
need for service.
?
Replacement
Parts
-
When
replacement
parts
are
required,
be
sure
the service technician has used
replacement
parts
specified by
the manufacturer
or
have the
same
characteristics
as
the
original
parts.
Unauthorized substitutions may result in
fire,
electric
shock,
or
other hazards.
?
Safety
Check
-
Upon completion
of any service
or
repairs
to
this
product,
ask the service technician
to
perform safety
checks
to
determine that the
product
is
in proper
operating
condition.
?
Wall
or
Ceiling Mounting
-
The
product
should be
mounted
to
a
wall
or
ceiling only
as
recommended
by
the manufacturer.
?
Heat
-
The
product
should be situated away from heat
sources
such
as
radiators,
heat
registers,
stoves,
or
other
products (including amplifiers)
that
produce
heat.

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