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d) If the product does not operate normally by lbllowing
the operating instructions. Adjust only those controls
that are covered by the operating instructions as an
improper actiustment of other controls may result in
damage and will often require extensive work by a
qualified technician to restore the product to its normal
operation.
e) If the product has been dropped or damaged in an:,"
way. and
f) \_ten the product exhibits a distinct change in perfor-
mance - this indicates a need for service.
Replacement Parts When replacement parts are required,
be sure the service teclmician has used replacement parts
specified by the manuIZacturer or have the same
characteristics as the original part. Unauthorized
substitutions may result in fire, electric shock, or other
hazards.
gaiety Check Upon completion of any service or repairs to
this product ask the seladce technician to perform safety
checks to determine that the product is in proper operating
Note to CATV system installer:
This reminder is provided to call the CATV system installer's
attention to Article 820-40 of the NEC that provides
guidelines ibr proper grounding and, inparticular, specifies
that the cable ground shall be connected to the grotmding
system of the building, as close to the point of cable entry as
practical.
24 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 (?ode, ANSI_FPA 70.
provides inibrmation with regard to proper grounding of the
mast and supporting structure, grounding of the lead-in wire
to an anteuna discharge unit, size of _ounding conductors,
location of antelma discharge unit, connection to grounding
electrodes, and requirements for the grounding electrode.
EXAMPLE OF ANTENNA GROUNDING
condition.
Wall or Ceiling Mounting The unit should be mounted (-_:2zzzz2-_rzzz_L_-------___..........................
to a wall or ceiling only as reconunended by the ----------------J/]
manufacturer.
Heat The product should be situated away from heat
sources such as radiators, heat registers, stoves, or other
products (including amplifiers) that produce heat.
NEC NATIONAL ELECTRICAL CODE
FCC INFORMATION (for US customers)
1 IMPORTANT NOTI(E: DO NOT MODIFY THIS
UNIT!
This product when installed as indicated in the
instructions contained in this manual, meets FCC
requirements. Modifications not expressly approved by
Yanlaha may void your authorit?; granted by the FC(, to
use the product.
IMPORTANT: '_,11enconnecting this product to
accessories and'or another product use only high quality
shielded cables. Cableis supplied with this product MUST
be used. Follow all installation instructions. Failure to
follow instructions could void your FCC authorization to
use this product in the USA.
NOTE: This product has been tested and lbund to comply
with the requirements listed in FCC Regulations. Part 15
for Class "B" digital devices. Compliance with these
requirements provides a reasonable level of assurance that
your use of this product in a residential enviromnent will
not result in harmful interference with other electronic
devices.
This equipment generates/uses radio frequencies and, if
not installed and used according to the instructions ibund
in the users manual, may canse interference harmful to the
operation of other electronic devices.
Compliance with FC( regulations does not guarantee that
interference will not occur in all installations. If this
product is found to be the sottrce of interference, which
can be detunnined by turning the unit "OFF" and "ON",
please try to eliminate the problem by using one of the
following measures:
Relocate either this product or the device that is being
affected by the interference.
Utilize power outlets that are on different branch (circuit
breaker or fuse) circuits or install AC line filteris.
In the case of radio or TV interference, relocate/reorient
the antelma. If the antenna lead-in is 300 ohm ribbon lead.
change the lead-in to coaxial type cable.
If these corrective measures do not produce satisi;actory
results, please contact the local retailer authorized to
distribute this type of product. If you can not locate the
appropriate retailer, please contact Yamaha Electronics
Corp.. U.S.A. 6660 Orangethorpe Ave. Buena Park. CA
90620.
The above statements apply ONLY to those products
distributed by Yamaha Corporation of America or its
subsidiaries.
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