©American
Audio®
‐
www.americanaudio.us
VMS4™
Instruction
Manual
Page
13
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,
provides
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.
See
Figure
1
.
Lightning
–
For
added
protection
for
this
product
during
a
lightning
storm,
or
when
it
is
left
unattended
and
unused
for
long
periods
of
time,
unplug
it
from
the
wall
outlet
and
disconnect
the
antenna
or
cable
system.
This
will
prevent
damage
to
the
product
due
to
lightning
and
power
‐
line
surges.
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
to
keep
from
touching
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.
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.
