d)
If the product
does not operate
normally
by following
the operating
instructions.
Adjust
only those
controls
that are covered
by the operating
instructions
as an
improper
adjustment
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 any
way, and
f)
When
the product
exhibits
a distinct
change
in
performance
- this indicates
a need for service.
20
Replacement
Parts - When
replacement
parts are
required,
be sure the service
technician
has used
replacement
parts
specified
by the manufacturer
or have
the same characteristics
as the original
part.
Unauthorized
substitutions
may result
in fire, electric
shock,
or other hazards.
21
Safety
Check
- Upon
completion
of any service
or
repairs
to this product,
ask the service
technician
to
perform
safety
checks
to determine
that the product
is in
proper
operating
condition.
22
Wall or Ceiling
Mounting
- The unit should
be mounted
to a wall or ceiling
only as recommended
by the
manufacturer.
23
Heat - The product
should
be situated
away
from heat
sources
such as radiators,
heat registers,
stoves,
or other
products
(including
amplifiers)
that produce
heat.
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
for proper
grounding
and, in particular,
specifies
that the cable
ground
shall be connected
to the
grounding
system
of the building,
as close to the point of
cable
entry as practical.
24
_r,_ Y .7.,_l J i hV [_ l : l lIBJrl [#lAV [_
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 Code, ANSI/NFPA
70, provides information with regard to proper grounding of
the mast and supporting structure, grounding of the lead-in
wire to an antenna discharge unit, size of grounding
conductors, location of antenna discharge unit, connection
to grounding electrodes, and requirements
for the
grounding electrode.
EXAMPLE
OFANTENNA
GROUNDING
LEAD
IN
WIRE
ELECTRIC
SERVICE
ANTENNA
DISCHARGE
UNET
(NEC
SECTION
810
20)
(NEC
SECTION
810
21)
NEC
- NATIONAL
ELECTRICAL
CODE
ELECTRODE
SYSTEM
(NEC
ART 250
PART
H)
FCC INFORMATION
(for US customers
only)
1.
IMPORTANT
NOTICE : 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 Yamaha may void your authority, granted by the
FCC, to use the product.
2.
IMPORTANT
: When connecting this product to
accessories
and/or another product use only high
quality shielded cables.
Cable/s 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.
3.
NOTE : This product has been tested and found 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
environment 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
found in the users manual, may cause interference
harmful to the operation of other electronic
devices.
Compliance
with FCC regulations does not guarantee
that interference
will not occur in all installations.
If
this product is found to be the source of interference,
which can be determined 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 filter/s,
In the case of radio or TV interference,
relocate/reorient
the antenna.
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 satisfactory
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.
CAUTION II