2 ENUnits are designed for operation as follows.U.S.A. and Canada ........................................... AC 120 V onlyAustralia ........................................................... AC 240 V onlyEurope and U.K ................................................ AC 230 V onlyChina and Russia ............................................. AC 220 V onlyOther countries ............ AC 110-120 / 220-240 V switchableBefore applying the power Caution : Read this page carefully to ensure safeoperation.How to use this manualThis manual is divided into four sections, Preparations, Operations,Remote Control, and Additional Information.PreparationsShows you how to connect your audio and video components to thereceiver and prepare the surround processor.Since this receiver works with all your audio and video components, wewill guide you in setting up your system to be as easy as possible.OperationsShows you how to operate the various functions available on thereceiver.Remote ControlShows you how to operate other components using the remote control,as well as a detailed explanation of all remote control operations. Onceyou have registered your components with the proper setup codes, you’llbe able to operate both this receiver and your other AV components (TV,VCR, DVD player, CD player, etc.) using the remote control supplied withthis receiver.Additional InformationShows you additional information such as “In case of difficulty” (trouble-shooting) and “Specifications”.Maintenance of the unitWhen the front panel or case becomes dirty, wipe with a soft, drycloth. Do not use thinner, benzine, alcohol, etc. for these agentsmay cause discoloration.In regard to contact cleanerDo not use contact cleaners because it could cause a malfunction.Be specially careful not to use contact cleaners containing oil, forthey may deform the plastic component.CAUTIONRISK OF ELECTRIC SHOCKDO NOT OPENSafety precautionsWARNING :TO PREVENT FIRE OR ELECTRIC SHOCK,DO NOT EXPOSE THIS APPLIANCE TORAIN OR MOISTURE.CAUTION: TO REDUCE THE RISK OF ELECTRIC SHOCK, DO NOTREMOVE COVER (OR BACK). NO USER-SERVICEABLE PARTS IN-SIDE. REFER SERVICING TO QUALIFIED SERVICE PERSONNEL.THE LIGHTNING FLASH WITH ARROWHEAD SYMBOL,WITHIN AN EQUILATERAL TRIANGLE, IS INTENDED TOALERT THE USER TO THE PRESENCE OF UNINSULATED“DANGEROUS VOLTAGE” WITHIN THE PRODUCT’S EN-CLOSURE THAT MAY BE OF SUFFICIENT MAGNITUDE TOCONSTITUTE A RISK OF ELECTRIC SHOCK TO PERSONS.THE EXCLAMATION POINT WITHIN AN EQUILATERAL TRI-ANGLE IS INTENDED TO ALERT THE USER TO THE PRES-ENCE OF IMPORTANT OPERATING AND MAINTENANCE(SERVICING) INSTRUCTIONS IN THE LITERATURE ACCOM-PANYING THE APPLIANCE.