Denon DAP-2500A - Installation and Usage Precautions

LE A PS PE ET I TOE ROA DAP-2500Am
10.
Power
Sources
—
The
appliance
should
be
connected
ting
structure,
grounding
of
the
lead-in
wire
to
an
to
a
power
supply
only
of
the
type
described
in
the
antenna
discharge
unit,
size
of
grounding
conduc-
Operating
instructions
or
as
marked
on
the
ap-
tors,
location
of
antenna-discharge
unit,
connection
pliance.
to
grounding
electrodes,
and
requirements
for
the
a
grounding
electrode.
See
Figure
A.
11. Grounding or Polarization — The precautions that
should
be
taken
so
that
the
grounding
or
polarization
17.
Nonuse
Periods
—
The
power
cord
of
the
appliance
means
of
an
appliance
is
not
defeated.
should
be
unplugged
from
the
outlet
when
left
unused for a long period of time.
12.
Power-Cord
Protection
—
Power-supply
cords
should
;
—
be
routed
so
that
they
are
not
likely
to
be
walked
on
18.
Object
and
Liquid
Entry
—
Care
should
be
taken
so
or
pinched
by
items
placed
upon
or
against
them,
that
objects
do
not
fall
and
liquids
are
not
spilled
into
paying
particular
attention
to
cords
at
plugs,
conve-
the
enclosure
through
openings.
Hee
eg
ihe
Paint
winiere
IDey:
ena
19.
Damage
Requiring
Service
~—
The
appliance
should
be
serviced
by
qualified
service
personnel
when:
13.
Protective
Attachment
Plug
—
The
appliance
is
equip-
A.
The
power-supply
cord
or
the
plug
has
been
ped
with
an
attachment
plug
having
overload
pro-
damaged;
or
tection.
This
is
a
safety
feature.
See
Instruction
‘
Manual
for
replacement
or
resetting
of
protective
B.
Objects
have
fallen,
or
liquid
has
been
spilled
into
device.
If
replacement
of
the
plug
is
required,
be
sure
the
appliance;
or
the
service
technician
has
used
a
replacement
plug
:
fas
specified
by
the
manufacturer
that
has
the
same
C.
The
appliance
has
been
exposed
to
rain;
or
r
overload
protection
as
the
original
plug.
D.
The
appliance
does
not
appear
to
operate
normal-
ly
or
exhibits
a
marked
change
in
performance;
or
14.
Cleaning
—
The
appliance
should
be
cleaned
only
as
;
recommended
by
the
manufacturer.
E.
The
appliance
has
been
dropped,
or
the
enclosure.
damaged.
15.
Power
Lines
~
An
outdoor
antenna
should
be
located
ae
;
away
from
power
lines.
20.
Servicing
-
The
user
should
not
attempt
to
service
the
appliance
beyond
that
described
in
the
operating
16.
Outdoor
Antenna
Grounding
—
If
an
outside
antenna
instructions.
All
other
servicing
should
be
referred
to
is
connected
to
the
receiver,
be
sure
the
antenna
qualified
service
personnel.
system
is
grounded
so
as
to
provide
some
protec-
tion
against
voltage
surges
and
built
up
static
©
charges.
Section
810
of
the
National
Electrical
Code,
“
ANSI/NFPA
No.
70-1984,
provides
information
with
respect
to
proper
grounding
of
the
mast
and
suppor-
FIGURE
A
EXAMPLE
OF
ANTENNA
GROUNDING
ACCORDING
TO
NATIONAL
ELECTRICAL
CODE
INSTRUCTIONS
CONTAINED
IN
ARTICLE
810
-
“RADIO
ANO
TELEVISION
EQUIPMENT”
STANDOFF
INSULATORS
MAST
¥
SERVICE
ANTENNA
ENTRANCE
LEAD-IN
WIRE
EQUIPMENT a
. ANTENNA
OISCHARGE a
UNITE
Use
No.
10
AWG
(5.3
mm’)
copper,
No.
8
AWG
ig.
4
mm?)
aluminum,
No.
17
AWG
(1.0
mm?}
copper-clad
steel
or
bronze
wire,
or
larger,
as
a
ground
wire
TO EXTERNAL ANTENNA b
TERMINALS
OF
PRODUCT
Secure
antenna
lead-in
and
ground
wires
to
house
with
stand-off
insulators
spaced
from
4-6
feet
(1.2)-
1.83
m)
GROUND WIRE? > apart.
POWER
SERVICE
GROUNDING
ELECTRODE
sysTEM
e.g.
interior
metal
weter
pipe)
GROUND:
CL.
$
J
Mount
anten
disch
it
1
ble
to
Na
discharge
unit
as
close
aS
possi
ad
BONDING
JUMPE
where
lead-in
enters
house.
N
OPTIONAL
ANTENNA
GROUNDING
ELECTRODE
ORIVEN
8
FEET
(2.44
m)
INTO
THE
EARTH
d
; ;
on
xe
REQUIRED
BY
LOCAL
CODES.
SEE
NEC
Use
jumper
wire
not
smatier
than
No.
6
AWG
(13.3
mm?)
SECTION
810
—
21/4)
copper,
or
the
equivalent,
when
a
separate
amtenna-
grounding
electrode
is
used.
See
NEC
Section
&Q-21
(j).