Important Safety Precautions - JBL ARC CINEMA II User Manual

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Important Safety Precautions!

basement; or near a swimming
CAUTION
pool; and the like.
RISK OF ELECTRIC SHOCK
8. Accessories. Do not place
DO NOT OPEN
this product on an unstable
CAUTION: To prevent electric shock, cart, stand, tripod, bracket or
do not remove the grounding plug
table. The product may fall,
on the power cord, or use any plug
causing serious injury to a
or extension cord that does not have
a grounding plug provided.
child or adult, and serious
Make certain that the
damage to the product. Use
AC outlet is properly grounded.
only with a cart, stand, tripod,
Do not use an adapter plug
with this product.
bracket or table recommended
The lightning flash with arrowhead
by the manufacturer, or sold
symbol, within an equilateral triangle,
is intended to alert the user to the
with the product. Any mount-
presence of uninsulated "dangerous
voltage" within the product's enclosure
ing of the product should fol-
that may be of sufficient magnitude to
constitute a risk of electric shock to
low the manufacturer's instruc-
persons.
The exclamation point within an tions, and should use a
equilateral triangle is intended to alert
mounting accessory
the user to the presence of important
operating and maintenance (servicing)
recommended by the
instructions in the literature
accompanying the appliance.
manufacturer.
9. A Product and Cart
Combination Should Be
1. Read Instructions. All the
Moved with Care. Quick stops,
safety and operating instruc-
excessive force and uneven
tions should be read before
surfaces may cause the prod-
the product is operated.
uct and cart combination to
2. Retain Instructions. The
overturn.
safety and operating instruc-
10. Ventilation. Slots and
tions should be retained for
openings in the cabinet are
future reference.
provided for ventilation and to
3. Heed Warnings. All warn-
ensure reliable operation of
ings on the product and in the
the product and to protect it
operating instructions should
from overheating, and these
be adhered to.
openings must not be blocked
4. Follow Instructions. All
or covered. The openings
operating and use instructions
should never be blocked by
should be followed.
placing the product on a bed,
sofa, rug or other similar sur-
5. Cleaning. Unplug this prod-
face. This product should not
uct from the wall outlet before
be placed in a built-in instal-
cleaning. Do not use liquid
lation such as a bookcase or
cleaners or aerosol cleaners.
rack unless proper ventilation
Use a damp cloth for cleaning.
is provided or the manufactur-
6. Attachments. Do not use
er's instructions have been
attachments not recommended
adhered to.
by the product manufacturer,
11. Power Sources. This prod-
as they may cause hazards.
uct should be operated only
7. Water and Moisture. Do
from the type of power source
not use this product near
indicated on the marking
water – for example, near a
label. If you are not sure
bathtub, wash bowl, kitchen
of the type of power supply
sink or laundry tub; in a wet
to your home, consult your supporting structure, ground-
product dealer or local power ing of the lead-in wire to an
company. For products intended antenna discharge unit, size of
to operate from battery power, grounding conductors, location
or other sources, refer to the of antenna-discharge unit,
operating instructions. connection to grounding elec-
trodes and requirements for
12. Grounding or
the grounding electrode. See
Polarization. This product may
Figure 1.
be equipped with a polarized
alternating-current line plug 16. Lightning. For added pro-
(a plug having one blade wider tection for this product during
than the other). This plug will a lightning storm, or when
fit into the power outlet only it is left unattended and
one way. This is a safety fea- unused for long periods of
ture. If you are unable to time, unplug it from the wall
insert the plug fully into the outlet and disconnect the
outlet, try reversing the plug. antenna or cable system. This
If the plug should still fail to will prevent damage to the
fit, contact your electrician to product due to lightning and
replace your obsolete outlet. power-line surges.
Do not defeat the safety pur-
17. Power Lines. An outside
pose of the polarized plug.
antenna system should not be
13. Power-Cord Protection. located in the vicinity of
Power-supply cords should be overhead power lines or other
routed so that they are not electric light or power circuits,
likely to be walked on or or where it can fall into such
pinched by items placed upon power lines or circuits. When
or against them, paying par- installing an outside antenna
ticular attention to cords at system, extreme care should
plugs, convenience receptacles be taken to keep from touching
and the point where they exit such power lines or circuits, as
from the product. contact with them might be
fatal.
14. Nonuse Periods. The
power cord of the product 18. Overloading. Do not over-
should be unplugged from the load wall outlets, extension
outlet when left unused for cords or integral convenience
long periods of time. receptacles, as this can result
in a risk of fire or electric
15. Outdoor Antenna
shock.
Grounding. If an outside
antenna or cable system is 19. Object and Liquid Entry.
connected to the product, be Never push objects of any kind
sure the antenna or cable sys- into this product through
tem is grounded so as to pro- openings, as they may touch
vide some protection against dangerous voltage points or
voltage surges and built-up short-out parts that could
static charges. Article 810 of result in a fire or electric
the National Electrical Code, shock. Never spill liquid of
ANSI/NFPA 70, provides infor- any kind on the product.
mation with regard to proper
20. Servicing. Do not attempt
grounding of the mast and
to service this product your-
– 2 –
self, as opening or removing 22. Replacement Parts. When
covers may expose you to replacement parts are required,
dangerous voltage or other be sure the service technician
hazards. Refer all servicing to has used replacement parts
qualified service personnel. specified by the manufacturer
or that have the same charac-
21. Damage Requiring
teristics as the original part.
Service. Unplug this product
Unauthorized substitutions
from the wall outlet and refer
may result in fire, electric
servicing to qualified service
shock or other hazards.
personnel under the following
conditions: 23. Safety Check. Upon
a. The power-supply cord or completion of any service or
the plug has been damaged; or repairs to this product, ask the
b. Objects have fallen onto, or service technician to perform
liquid has been spilled into, safety checks to determine
the product; or that the product is in proper
c. The product has been operating condition.
exposed to rain or water; or
24. Wall or Ceiling Mounting.
d. The product does not oper-
The product should be
ate normally when following
mounted to a wall or ceiling
the operating instructions.
only as recommended by the
Adjust only those controls that
manufacturer.
are covered by the operating
25. Heat. The product should
instructions, as an improper
be situated away from heat
adjustment of other controls
sources such as radiators, heat
may result in damage and will
registers, stoves, or other
often require extensive work
products (including amplifiers)
by a qualified technician to
that produce heat.
restore the product to its
normal operation; or
e. The product has been
dropped or damaged in any
way; or
f. The product exhibits a dis-
tinct change in performance –
this indicates a need for
service.
Figure 1.
Example of Antenna Grounding
as per National Electrical Code,
ANSI/NFPA 70
Antenna Lead-In Wire
Ground Clamp
Antenna Discharge Unit (NEC Section 810-20)
Grounding Conductors (NEC Section 810-21)
Electric Service Equipment
Ground Clamps
Power Service Grounding Electrode System
(NEC Art 250, Part H)
Part No. JBLULB 6/96