12Cleaning—The unit should be cleaned only as recommended by the manufacturer.

13When Not in Use—The power cord of the unit should be unplugged from the outlet when the unit is not used for a long period of time.

14Object and Liquid Entry—Care should be taken so that no objects fall into, and liquids are not spilled into the unit.

15Damage Requiring Service—The unit should be serviced by qualified service personnel when:

A.The power-supply cord or the plug has been damaged; or

B.Objects have fallen, or liquid has been spilled into the unit; or

C.The unit has been exposed to rain; or

D.The unit does not appear to operate normally or exhibits a marked change in performance; or

E.The unit has been dropped, or the enclosure damaged.

16Servicing—The user should not service the unit beyond those means described in the operating instructions. All other servicing should be referred to qualified service personnel.

17Overhead Power Lines—An outdoor antenna should be located away from overhead power lines.

18Grounding or Polarization—Precautions should be taken so that the grounding or polarization is not defeated.

19For US customers only:

Outdoor Antenna Grounding – If an outside antenna is connected to this unit, ensure 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

MAST

ANTENNA

 

LEAD IN

 

WIRE

GROUND

 

CLAMP

 

 

ANTENNA

 

DISCHARGE UNIT

 

(NEC SECTION 810–20)

ELECTRIC

 

SERVICE

 

EQUIPMENT

GROUNDING CONDUCTORS

 

 

(NEC SECTION 810–21)

 

GROUND CLAMPS

 

POWER SERVICE GROUNDING

 

ELECTRODE SYSTEM

 

(NEC ART 250. PART H)

NEC – NATIONAL ELECTRICAL CODE

 

Note for CATV system installers:

This reminder is provided to call the CATV system installer’s attention to Article 820-40 of the NEC that provides guidelines for proper grounding and, in particular, specifies that the cable ground shall be connected to the grounding system of the building, as close to the point of cable entry as practical.

We Want You Listening for a Lifetime

YAMAHA and the Electronic Industries Associa- tion’s Consumer Electronics Group want you to get the most out of your equipment by playing it at a safe level. One that lets the sound come through loud and clear without annoying blaring or distortion – and, most importantly, without affecting your sensitive hearing.

Since hearing damage from loud sounds is often undetectable until it is too late, YAMAHA and the Electronic Industries Association’s Consumer Electronics Group recommend you to avoid prolonged exposure to excessive volume levels.

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