Kenwood TS-50S Instruction Manual page 3

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Ventilation
Locate the unit so as not to interfere with its
ventilation. Do not place books or other
equipment on the unit that may impede the free
movement of air. Allow a minimum of 4 inches (10
cm) between the rear of the unit and the wail or
operating desk shelf.
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IMPORTANT SAFETY INSTRUCTIONS
Power Lines
Minimum recommended distance for an outdoor
antenna from power lines is one and one-half
times the vertical height of the associated antenna
support structure. This distance allows adequate
clearance from the power lines if the support
structure should fall for any reason.
Heat
Locate the unit away from heat sources such as
radiators, stoves, amplifiers or other devices that
produce substantial amounts of heat.
o a a
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and attics.
il Cleaning
Do not use volatile solvents such as alcohol, paint
thinner, gasoline or benzene to clean the cabinet.
Use a clean dry cloth.
lightning. It also reduces the chance of a build-up
of static charges. Section 810 of the National
Electrical Code, ANSI/NFPA 70, provides
information with respect 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. See the accompanying illustration.
EXAMPLE OF ANTENNA GROUNDING AS PER
NATIONAL ELECTRICAL COOF
LEAD IN
wine
ENNA
DISCHARGE UNIT
(NEC SECTION 810-20
'GROVNOING CONDUCTORS
(NEC SECTION 810-211
Lne—-—~ POWER SERVICE GROUNDING
ELECTRODE SYSTEM
NEC ~ NATIONAL ELECTRICAL CODE INGE: ART 260, PART: HI
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of time.
Servicing
Remove the unit's enclosure only to do accessory
installations described by this manual or accessory
manuals. Follow provided instructions carefully to
avoid electrical shocks. If unfamiliar with this type
of work, seek assistance from an experienced
individual, or have a professional technician do the
task.
Damage Requiring Service
Enlist the services of qualified personnel in the
following cases:
a) The power supply cable or plug is damaged.
b) Objects have fallen, or liquid has spilled into the
unit.
c) The unit has been exposed to rain.
d) The unit is operating abnormally or performance
has degraded seriously.
e) The unit has been dropped, or the enclosure
damaged.