Kenwood R-K711 Stereo System User Manual


 
Safety Precautions
English
Safety Precautions
5
19. 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.
Information on Disposal of Old Electrical
and Electronic Equipment (applicable for
EU countries that have adopted separate
waste collection systems)
Products with the symbol (crossed-
out wheeled bin) cannot be
disposed as household waste.
Old electrical and electronic
equipment should be recycled at
a facility capable of handling these
items and their waste byproducts.
Contact your local authority for details in
locating a recycle facility nearest to you.
Proper recycling and waste disposal will
help conserve resources whilst preventing
detrimental e ects on our health and the
environment.
EXAMPLE OF ANTENNA GROUNDING AS PER NATIONAL
ELECTRICAL CODE
POWER SERVICE GROUNDING
ELECTRODE SYSTEM
(NEC ART 250, PART H)
NEC – NATIONAL ELECTRICAL CODE
GROUNDING CONDUCTORS
(NEC SECTION 810-21)
ANTENNA LEAD IN WIRE
ANTENNA
DISCHARGE UNIT
(NEC SECTION 810-20)
GROUND CLAMP
ELECTRIC SERVICE
EQUIPMENT
GROUND CLAMPS
Notes:
1. Item 7 is not required except for grounded or
polarized equipment.
2. Item 19 complies with UL in the U.S.A.