Instruction Manual

Servicing is required when the apparatus has been damaged in any way, such as power-

supply cord or plug is damaged, liquid has been spilled or objects have fallen into the

apparatus, the apparatus has been exposed to rain or moisture, does not operate normally,

or has been dropped.

15. 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. Section 810 of the National Electrical Code, ANSI/NFPA No. 70-1984

(Section 54 of Canadian Electrical Code, Part 1) 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 electrode. See following example.

16. Mains plug is used as the disconnect device. It shall remain readily operable and should not

be obstructed during intended use.

17. To prevent injury, this apparatus must be securely attached to the floor/wall in accordance

with the installation instructions.

18. Excessive sound pressure from earphones and headphones can cause hearing loss.



(NEC SECTION 810-21)

Electric service equipment

Power service grounding electrode system (NEC ART 250 PART H)

Ground clamps

Grounding conductors

Antenna discharge unit

Grounding clamp

Antenna lead in wire

NEC-NATIONAL ELECTRICALCODE

Safety Information