ENGLISHAVR Introduction, Supplied Accessories,Important Safety Information and Place the Receiver3IntroductionThank you for choosing this Harman Kardon product!For more than fifty years, the Harman Kardon mission has been to share a passion for musicand entertainment, using leading-edge technology to achieve premium performance.Sidney Harman and Bernard Kardon invented the receiver, a single component designedto simplify home entertainment without compromising performance. Over the years,Harman Kardon products have become easier to use, while offering more features andsounding better than ever.The AVR 3700/AVR 370 7.2-channel and AVR 2700/AVR 270 7.1-channel digital audio/video receivers continue this tradition with some of the most advanced audio and videoprocessing capabilities yet, and a wealth of listening and viewing options.To obtain the maximum enjoyment from your new receiver, please read this manual andrefer back to it as you become more familiar with its features and their operation.If you have any questions about this product, its installation or its operation, pleasecontact your Harman Kardon retailer or custom installer, or visit the Web site atwww.harmankardon.com.Supplied AccessoriesThe following accessory items are supplied with your receiver. If any of these items aremissing, please contact your Harman Kardon dealer or Harman Kardon customer serviceat www.harmankardon.com.s System remote controls Zone 2 remote control (AVR 3700/AVR 370 only)s EzSet/EQ™ microphones AM loop antennas FM wire antennas Six AAA batteries (AVR 3700/AVR 370); four AAA batteries (AVR 2700/AVR 270)s AC power cordIMPORTANT SAFETY INFORMATIONVerify Line Voltage Before UseThe AVR 3700 and AVR 2700 have been designed for use with 120-volt AC current.The AVR 370 and AVR 270 have been designed for use with 220 – 240-volt AC current.Connection to a line voltage other than that for which your receiver is intended can createa safety and fire hazard and may damage the unit. If you have any questions about thevoltage requirements for your specific model, or about the line voltage in your area,contact your selling dealer before plugging the unit into a wall outlet.Do Not Use Extension CordsTo avoid safety hazards, use only the power cord supplied with your unit. We do notrecommend that extension cords be used with this product. As with all electrical devices,do not run power cords under rugs or carpets, or place heavy objects on them. Damagedpower cords should be replaced immediately by an authorized service center with a cordmeeting factory specifications.Handle the AC Power Cord GentlyWhen disconnecting the power cord from an AC outlet, always pull the plug; never pullthe cord. If you do not intend to use your receiver for any considerable length of time,disconnect the plug from the AC outlet.Do Not Open the CabinetThere are no user-serviceable components inside this product. Opening the cabinet maypresent a shock hazard, and any modification to the product will void your warranty.If water or any metal object such as a paper clip, wire or staple accidentally falls insidethe unit, disconnect it from the AC power source immediately, and consult an authorizedservice center.CATV or Antenna Grounding (AVR3700/AVR 2700)If an outside antenna or cable system is connected to this product, be certain that it isgrounded so as to provide some protection against voltage surges and static charges.Section 810 of the United States National Electrical Code, ANSI/NFPA No. 70-1984,provides information with respect to proper grounding of the mast and supportingstructure, grounding of the lead-in wire to an antenna discharge unit, size of groundingconductors, location of antenna discharge unit, connection to grounding electrodes andrequirements of the grounding electrode.NOTE TO CATV SYSTEM INSTALLER: This reminder is provided to call the CATV (cable TV)system installer’s attention to article 820-40 of the NEC, which provides guidelines forproper grounding and, in particular, specifies that the cable ground shall be connectedto the grounding system of the building, as close to the point of cable entry as possible.Place the Receivers Place the receiver on a firm and level surface. Be certain that the surface and anymounting hardware can support the AVR’s weight.s Provide proper space above and below the AVR for ventilation. Recommendedclearance distances are 30cm above the unit, 30cm behind the unit and 30cm oneach side of the unit.s If you install the AVR in a cabinet or other enclosed area, provide cooling air withinthe cabinet. Under some circumstances, a fan may be required.s Do not obstruct the ventilation slots on the top of the receiver or place objectsdirectly over them.s Do not place the receiver directly on a carpeted surface.s Do not place the receiver in moist or humid locations, in extremely hot or coldlocations, in areas near heaters or heat registers, or in direct sunlight.