Sharp Aquos LC-57D90U Operation Manual page 6

IMPORTANT SAFETY INSTRUCTIONS
• Outdoor Antenna Grounding -If an outside antenna is connected to the television equipment, be sure the antenna
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 OF ANTENNA GROUNDING AS PER
NATIONAL ELECTRICAL CODE, ANSI/NFPA 70
ANTENNA
LEAD IN
WIRE
ANTENNA
DISCHARGE UNIT
(NEC SECTION 810-20)
I-+--.":;:::"..LGROUNDING CONDUCTORS
(NEC SECTION 810-21)
~,....:::::::-..
GROUND CLAMPS
-=-
POWER SERVICE GROUNDING
ELECTRODE SYSTEM
NEC -NATIONAL ELECTRICAL CODE (NEC ART 250, PART H)
• To prevent fire or shock hazard, do not expose this product to dripping or splashing.
No objects filled with liquids, such as vases, should be placed on the product.
• To prevent fire or shock hazard, do not place the AC cord under the TV set or other
heavy items.
• Turn off the main power and unplug the AC cord from the wall outlet before handling.
• Use a soft cloth and gently wipe the surface of the TV panel. Using a hard cloth
may scratch the panel surface.
• Use a soft damp cloth to gently wipe the panel when it is really dirty.
(It may scratch the panel surface when wiped strongly.)
• If the panel is dusty, use an anti-static brush, which is commercially available, to
clean it.
• To protect the panel, do not use a dirty cloth, liquid cleaners or chemical cloth to
clean it, such materials may damage the panel surface.
• Do not display a still picture for a long time, as this could cause an afterimage to remain.
(fID-S