BALBOA SUB (serv.man8) - JBL Audio User Guide / Operation Manual. Page 2

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2
READ FIRST! 
Important Safety Precautions!
1. Read these instructions.
2. Keep these instructions.
3. Heed all warnings.
4. Follow all instructions.
5. Do not use this apparatus near
water.
6. Clean only with a dry cloth.
7. Do not block any ventilation 
openings. Install in accordance with
the manufacturer’s instructions.
8. Do not install near any heat
sources such as radiators, heat reg-
isters, stoves or other apparatus
(including amplifiers) that produce
heat.
9. Do not defeat the safety purpose
of the polarized or grounding-type
plug. A polarized plug has two
blades with one wider than the
other. A grounding-type plug has
two blades and a third grounding
prong. The wide blade or the third
prong are provided for your safety. If
the provided plug does not fit into
your outlet, consult an electrician
for replacement of the obsolete 
outlet.
10. Protect the power cord from
being walked on or pinched, particu-
larly at plugs, convenience recepta-
cles and the point where they exit
from the apparatus.
11. Only use attachments/acces-
sories specified by the manufac-
turer.
12. Use only with the cart,
stand, tripod, bracket or
table specified by the
manufacturer or sold
with the apparatus. When a
cart is used, use caution when mov-
ing the cart/apparatus combination
to avoid injury from tip-over.
13. Unplug this apparatus during
lightning storms or when unused for
long periods of time.
14. Refer all servicing to qualified 
service personnel. Servicing is
required when the apparatus has
been damaged in any way, such 
as power-supply cord or plug is 
damaged, liquid has been spilled 
or objects have fallen into the 
apparatus, the apparatus has been
exposed to rain or moisture, does 
not operate normally, or has been
dropped.
15. Do not use attachments not 
recommended by the product 
manufacturer, as they may cause 
hazards.
16. This product should be operated
only from the type of power source
indicated on the marking label. If
you are not sure of the type of
power supply to your home, consult
your product dealer or local power
company. For products intended to
operate from battery power, or other
sources, refer to the operating
instructions.
17. 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 support-
ing structure, grounding of the lead-
in wire to an antenna discharge unit,
size of grounding conductors, loca-
tion of antenna-discharge unit, con-
nection to grounding electrodes,
and requirements for the grounding
electrode. See Figure A.
18. 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.
19. Do not overload wall outlets,
extension cords, or integral 
convenience receptacles, as this 
can result in a risk of fire or 
electric shock.
20. Never push objects of any kind
into this product through openings,
as they may touch dangerous volt-
age points or short-out parts that
could result in a fire or electric
shock. Never spill liquid of any kind
on the product.
21. The apparatus shall not be
exposed to dripping or splashing, 
and no objects filled with liquids,
such as vases, shall be placed on 
the apparatus.
22. 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 ser-
vice personnel.
23. When replacement parts are
required, be sure the service tech-
nician has used replacement parts
specified by the manufacturer or
that have the same characteristics
as the original part. Unauthorized
substitutions may result in fire, elec-
tric shock or other hazards.
24. Upon completion of any service
or repairs to this product, ask the
service technician to perform safety
checks to determine that the prod-
uct is in proper operating condition.
25. The product should be mounted
to a wall or ceiling only as recom-
mended by the manufacturer.
Figure A.
Example of Antenna Grounding as
per National Electrical Code,
ANSI/NFPA 70
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