Precautions
Before using this unit
please
read these
operating instructions
care-
fully. Take special care
to
follow the
warnings
indicated on the unit
itself as well as the safety suggestions listed below.
Afterwards keep
them handy for future reference.
Safety
1
.
Power
Source—The
unit should be connected to power supply
only of
the
type
described in the operating instructions or as
marked on the unit.
2. Polarization—If the tinit
is
equipped with a polarized AC power
plug (a plug having one blade wider than the other), that plug will
fit into the
AC
outlet only
one
way. This
is
a safety feature. If you
are
unable to insert the plug fully into the outlet, try reversing the
plug. If the plug should
still fail
to
fit, contact your
electrician to
replace
your
obsolete
outlet.
Do not defeat the safety
purpose
of
the
polarized plug.
3.
Power Cord Protection
—AC
power supply cords should
be
routed so that they are not likely to be walked on or pinched by
items placed upon or against them. Never take hold of the plug or
cord
if your hand
is
wet,
and always grasp the plug body when
connecting or discoimecting it.
4. Nonuse Periods—When the unit is not used, turn the power off.
When left unused for a long period of time, the unit should be
unplugged from the household
AC
outlet.
InstallaHon
Environment
1.
Outdoor
Antenna Grounding—If
an
outside antenna
is con-
nected to
the
receiver, be
sure
the
antenna
system is grounded
so
as to provide some protection against voltage surges and built-up
static charges. Section 810 of the National Electrical Code,
ANSl/NFPA No.
70-1990, provides information with respect to
prop>er grounding of the mast and supporting structure, ground-
ing
of the lead-in wire to an antenna discharge unit, size of
grounding conductors, location of
antenna-discharge unit, con-
nection to
grounding
electrodes, and requirements for the
grounding
electrode.
See
figure below.
POWER SERVICE QROUNDINQ
ELECTRODE
SYSTEM
(NEC
ART
250.
PART
H)
NEC—NATIONAL ELECTRICAL CODE
2. Water and Moisture—Donot use this unit
near water—for exam-
ple, near a bathtub, washbowl, swimnung
pool, or the like.
Damp basements
should
also
be avoided.
3. Heat—The unit should be situated away from heat sources such
as radiators and the like.
It also should not be placed in temfieratures less than 5^C (41°F) or
greater than
SFC
(9yF).
4. Condensation—Moisture may form on the lens in the following
conditions...
•immediately
after a
heater has been
turned
on.
•in
a
steamy or
very humid room.
•when
the unit
is
suddenly moved from a cold environment
to a
warm
one.
If moisture forms
inside
this
unit,
it
may
not
operate
properly.
To
correct this
problem,
turn on
the
power and wait
about one hour
for the moisture to evaporate.
Placement
1. Ventilation—The unit should be situated
so
that its location
or
position
does
not interfere with its
proper ventilation.
Allow
10 cm
(4")
clearance
fr'om the
rear of
the unit.
2. Foreign Material
—
Care
should
be
taken
so
that
objects do
not fall
into and liquids are not spilled into the unit. Do not subject this
unit to excessive smoke, dust, mechanical vibration,
or shock.
3. Magnetism
—The
unit
should be situated away from
equipment
or
devices
that generate strong magnetic fields.
4.
Stacking—Do not place heavy objects, other than system compo-
nents, on top of the unit.
5. Surface—Place the unit on a flat, level surface.
6. Carts and Stands
—
^The unit should be used only with a cart or
stand that is recommended by the manufacturer.
.^m^
The unit and cart combination should be moved
M^S^^^
with care. Quick stops, excessive force, and un-
xj^al
even surfaces may cause
the unit and cart combi-
^J^V^B
y
nation to overturn.
s^^gpc
7. Wall
or Ceiling Mounting
—
The
unit should not be mounted
to a
wall or ceiling, unless specified in this operating instructions.
Maintenance
page 39
for details.)
Clean the cabinet, panel and controls with a soft cloth
lightly
moist-
ened with mild detergent solution.
Do not use any type of abrasive pad, scouring powder or solvent
such
as
alcohol or benzine.
Service
1.
Damage
Requiring Service—
The
unit should
be
serviced
by
qualified service
personnel when;
(a) The AC power supply
cord or
the plug has been damaged;
or
(b) Objects have fallen or
liquid
has
been spilled into the unit; or
(c) The unit has
been
exposed
to rain;
or
(d) The unit does
not appear
to operate normally
or
exhibits a
marked change in performance; or
(e) The unit has been dropped, or the enclosure
damaged.
2.
Servicing
—The user should not attempt to service the unit be-
yond that described in the operating
instructions.
All other
servic-
ing should be referred to an authorized service
personnel.
(Only for
U.S.A.)
Call
1-800-545-2672
for the
address
of
an authorized factory
servicenter.
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