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 switchable*Before applying the power Caution : Read this page carefully to ensure safeoperation.Safety 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 PARTSINSIDE. REFER SERVICING TO QUALIFIED SERVICE PERSONNEL.CAUTIONRISK OF ELECTRIC SHOCKDO NOT OPENHow 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 of your audio and video components,we will 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”(troubleshooting) and “Specifications”.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’SENCLOSURE THAT MAY BE OF SUFFICIENT MAGNITUDETO CONSTITUTE A RISK OF ELECTRIC SHOCK TOPERSONS.THE EXCLAMATION POINT WITHIN AN EQUILATERALTRIANGLE IS INTENDED TO ALERT THE USER TO THEPRESENCE OF IMPORTANT OPERATING ANDMAINTENANCE (SERVICING) INSTRUCTIONS IN THELITERATURE ACCOMPANYING THE APPLIANCE.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 agents maycause discoloration.In regard to contact cleanerDo not use contact cleaner because it could cause a malfunction. Bespecially careful not to use contact cleaners containing oil, for theymay deform the plastic component.Memory back up functionPlease note that the following items will be deleted from the unit'smemory if the power cord is disconnected from the AC outlet forapproximately 1 day.• Power mode. • SUBWOOFER ON/OFF.• Input selector settings. • SW RE-MIX ON/OFF.• Picture output. • Distance setting.• Speaker ON/OFF. • Input mode setting.• Volume level. • Midnight mode setting.• BASS, TREBLE, INPUT level. • PRO LOGIC II mode setting.• TONE ON/OFF. • Broadcast band.• LOUDNESS ON/OFF. • Frequency setting.• Dimmer level. • Preset stations.• MD/TAPE settings. • Tuning mode.• Listen mode setting. • ACTIVE EQ mode.• SP SYSTEM. • DSP mode.• Speaker settings.