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Important Safety Instructions

20. Ground All Outdoor Antennas – If an external

antenna or cable system is connected to this product,

be sure the antenna or cable system is grounded. This

will provide some protection against voltage surges

and built-up static charges.

Section 810 of the National Electrical Code ANSI/NFPA

No. 70 provides informaiton with respect to proper ground-

ing 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, connec-

tion to grounding electrodes, and requirements for the

ground electrode. Refer to the antenna grounding illustra-

tion on this page.

Information about products that

generate electrical noise

If applicable, this equipment has been tested and found to

comply with the limits for a Class B digital device, pursuant

to Part 15 of the FCC rules. These limits are designed to

provide reasonable protection against harmful interference

in a residential installation. This equipment generates,

uses, and can radiate radio frequency energy and, if not

installed and used in accordance with the instructions,

may cause harmful interference to radio communications.

However, this is no guarantee that interference will not

occur in a particular installation. If this equipment does

cause harmful interference to radio or television reception,

which can be determined by turning the equipment off and

on, you are encouraged to try to correct the interference by

one or more of the following measures:

• Reorient or relocate the receiving antenna.

• Increase the separation between the equipment and

receiver.

• Connect the equipment to an outlet on a different circuit

than the one to which the receiver is connected.

• Consult the dealer or an experienced radio/TV technician

for help.

Note: Unauthorized modiﬁcation of the receiver or radio

remote control could void the user's authority to operate

this equipment.

This product complies with the Canadian ICES-003

Class B speciﬁcations.

Antenna grounding

Example of antenna grounding as per National Electrical

Code, ANSI/NFPA 70.

Ground clamp

Electric service

equipment

Note to CATV system installer

This reminder is provided to call the CATV system

installer's attention to Article 820-40 of the NEC (of USA)

that provides guidelines for proper grounding. In particular,

it speciﬁes that the cable ground shall be connected to the

grounding system of the building, as close to the point of

cable entry as is practical.

January 10, 2002

Antenna lead-in wire

Antenna discharge unit

(NEC Section 810-20)

Grounding conductors

(NEC Section 810-21)

Ground clamps

Power service grounding electrode

system (NEC ART 250, Part H)

The Mountain, Framingham, MA

01701-9168 USA

255805 AM Rev.00 JN10494

AM262840_00_V.pdf