S A F E G U A R D S
IMPORTANT INFORMATION CONT'D
10.Grounding or Polarization - This video product is equipped with a polarized alternating - current line plug (a plug having one blade wider than the other). This plug will fit into the power socket only one way. This is a safety feature. If you are unable to insert the plug full into the outlet, try reversing the plug. If the plug should still fail to fit, contact your electrician to replace your obsolete outlet. Do not defeat the safety purpose of the polarized plug.
11.Power Sources - This product should be operated only from the type of power source indicated on the marking label. If you are not sure of the type of power supplied to your home, consult your appliance dealer or local power company.
12.
13.Lightning - For added protection for this product during a lightning storm, or when it is left unattended and unused for long periods of time, unplug it from the wall outlet.
14.Power Lines - An outside antenna system should not be located in the vicinity of overhead power lines, other electric light or power circuits, where it can fall into such power lines or circuits. When installing an outside antenna system, extreme care should be taken to keep from touching such power lines or circuits as contact with them may be fatal.
15.Overloading - Do not overload wall outlets and extension cords as this can result in risk of fire or electric shock.
16.Object and Liquid Entry - Never push objects of any kind into this product through openings as they may touch danger- ous voltage points or
17.Servicing - Do not attempt to service this product yourself as opening or removing covers may expose you to dangerous voltage or other hazards. Refer all servicing to qualified service personnel.
18.Damage Requiring Service - Unplug this product from the wall outlet and refer servicing to qualified service personnel under the following conditions:
a. When the
b. If liquid has been spilled, or objects have fallen into the product.
c. If the product has been exposed to rain or water.
d. If the product does not operate normally by following the operating instruction. Adjust only those controls that are covered by the operating instructions. An improper adjust- ment 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 the cabinet has been damaged.
EXAMPLE OF ANTENNA GROUNDING ACCORDING TO
NATIONAL ELECTRICAL CODE INSTRUCTIONS CONTAINED
IN ARTICLE 810 - "RADIO AND TELEVISION
EQUIPMENT"
R LINES
POWE
SERVICE ENTRANCE | GROUND CLAMP |
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CONDUCTORS |
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| STANDOFF | ||
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| INSULATORS b | |
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| MAST | |
SERVICE |
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| ANTENNA | |
ENTRANCE |
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EQUIPMENT |
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| GROUND |
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| ANTENNA | |
| CLAMPS |
| DISCHARGE UNITc | ||
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| TO EXTERNAL ANTENNA | ||
POWER SERVICE GROUNDING |
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| TERMINALS OF PRODUCT | ||
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ELECTRODE SYSTEM |
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| GROUND WIRE | ||
(e.g. interior metal water pipe) | BONDING JUMPERd | ||||
GROUND CLAMPS | |||||
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| OPTIONAL ANTENNA GROUNDING ELECTRODE | ||
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| DRIVEN 8 FEET (2.44M) INTO THE EARTH | ||
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| IF REQUIRED | BY LOCAL CODES. SEE NEC | |
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| SECTION 810 - 21(f). | ||
f.When the product exhibits a distinct change in performance - this indicates a need for service.
19.Replacement Parts - When replacement parts are required, be sure the service technician has used replacement parts specified by the manufacturer or have the same charac- teristics as the original parts. Unauthorized substitutes may result in fire, electric shock or other hazards.
20.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 conditions.
21.Outdoor Antenna Grounding - Before attempting to
install this product, be sure the antenna or cable system is grounded so as to provide some protection against voltage surges and
a.Use No.10 AWG (5.3mm ) copper, No.8 AWG (8.4mm (aluminum, No.7 AWG (10mm )
wire or larger, as ground wire.
b.Secure antenna
c.Mount antenna discharge unit as close as possible to where
d.A driven rod may be used as the grounding electrode where other types of electrode systems do not exist. Refer to the National Electrical Code, ANSI/NFPA
e.Use jumper wire not smaller than No.6 AWG (13.3mm ) copper or equivalent, when a separate antenna grounding electrode is used.
NOTE TO THE CATV SYSTEM INSTALLER:
THIS REMINDER IS PROVIDED TO CALL THE CATV SYSTEM INSTALLER’S ATTENTION TO ARTICLE 820 - 22 OF THE NEC THAT PROVIDES GUIDELINES FOR PROPER GROUNDING AND, IN PARTICULAR, SPECI- FIES THAT THE CABLE GROUND SHALL BE CON- NECTED TO THE GROUNDING SYSTEM OF THE BUILD- ING, AS CLOSE TO THE POINT OF CABLE ENTRY AS PRACTICAL.
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PICO MACOM INC. 12500 Foothill Blvd. • Lakeview Terrace, CA 91342 • (818)