Kenwood DVR-5070 Operation Manual

Also see for UNITY: Operation manual

Contents

6PreparationsDVR-5070 (EN)13.Lightning – For added protection for this appliance duringa lightning storm, or when it is left unattended and unusedfor long periods of time, unplug it from the wall outlet anddisconnect the antenna or cable system. This will preventdamage to the appliance due to lightning and power-linesurges.14.Abnormal smell – If an abnormal smell or smoke isdetected, immediately turn the power OFF and unplugthe appliance from the wall outlet. Contact your dealer ornearest service center.15.Damage requiring service – The appliance shouldbe serviced by qualified service personnel when:A. The power-supply cord or the plug has beendamaged.B. Objects have fallen, or liquid has been spilled intothe appliance.C. The appliance has been exposed to rain or water.D. The appliance does not appear to operate normallyby following the instruction manual. Adjust only thosecontrols that are covered by the instruction manual as animproper adjustment of other controls may result in damageand will often require extensive work by a qualifiedtechnician to restore the appliance to its normal operation.E. The appliance has been dropped, or the enclosuredamaged.F. The appliance exhibits a marked change in performance.16.Servicing – The user should not attempt to servicethe appliance beyond that described in the instructionmanual. All other servicing should be referred toqualified service personnel.17.Outdoor antenna grounding – If an outside antennais connected to the appliance, be sure the antennasystem is grounded so as to provide some protectionagainst voltage surges and built up static charges.Article 810 of the National Electrical Code ANSI/NFPA 70, provides information with respect to propergrounding of the mast and supporting structure,grounding of the lead-in wire to an antenna dischargeunit, size of grounding conductors, location of antennadischarge unit, connection to grounding electrodes,and requirements for the grounding electrode. SeeFigure.18.Power lines – An outside antenna system should not belocated in the vicinity of overhead power lines or otherelectric light or power circuits, or where it can fall into suchpower lines or circuits. When installing an outside antennasystem, extreme care should be taken to keep fromtouching such power lines or circuits as contact with themmight be fatal.19.AC outlets – Do not connect other audio equipmentwith a power consumption larger than that specifiedto the AC outlet on the rear panel. Never connectother electrical appliances, such as an iron or toaster,to it to prevent fire or electric shock.20. Overloading – Do not overload wall outlets, extensioncords, or integral convenience receptacles as this canresult in a risk of fire or electric shock.21. Attachment – Do not use attachments not recommendedby the appliance manufacturer as they may cause hazards.22. Replacement parts – When replacement parts are required,be sure the service technician has used replacement partsspecified by the manufacturer or have the samecharacteristics as the original parts. Unauthorizedsubstitutions may result in fire, electric shock, or otherhazards.23. Safety check – Upon completion of any service or repairsto this appliance, ask the service technician to performsafety checks to determine that the appliance is in properoperating condition.Notes:1. Item 3 is not required except for grounded or polarized equipment.2. Item 17 and 18 are not required except for units provided withantenna terminals.3. Item 17 complies with UL in the U.S.A.EXAMPLE OF ANTENNA GROUNDING AS PER NATIONALELECTRICAL CODEPOWER SERVICE GROUNDINGELECTRODE SYSTEM(NEC ART 250, PART H)NEC – NATIONAL ELECTRICAL CODEGROUNDING CONDUCTORS(NEC SECTION 810-21)ANTENNALEAD IN WIREANTENNADISCHARGE UNIT(NEC SECTION 810-20)GROUND CLAMPELECTRICSERVICEEQUIPMENTGROUNDCLAMPSPOWER OFF!IMPORTANT SAFEGUARDS