4TABLE OF CONTENTS2 SAFETY INFORMATION5 INTRODUCTION7 FRONT-PANEL CONTROLS9 REAR -PANEL CONNECTIONS12 MAIN REMOTE CONTROLFUNCTIONS15 ZONE 2 REMOTE CONTROLFUNCTIONS17 INTRODUCTION TO HOME THEATER18 CONNECTIONS18 Speaker Connections18 Subwoofer18 Connecting Source Devices to the AVR18 Audio Connections18 Digital Audio19 Analog Audio19 Video Connections19 Digital Video19 Analog Video20 Antennas20 RS-232 Serial Port21 SPEAKER PLACEMENT22 GETTING STARTED24 INSTALLATION29 INITIAL SETUP29 Using the On-Screen Menu System29 Configure the AVR 7550HD, Using EzSet/EQ ™ II Technology30 Set Up Sources33 OPERATION33 Turning On the AVR 7550HD33 Volume Control33 Dolby Volume34 Mute Function34 Sleep Timer34 Audio Effects34 Video Modes34 Headphones34 Source Selection34 Using the Tuner35 XM ® Radio Operation36 USB Playback36 Internet Radio37 Network Playback37 Recording37 Using Docking Station39 Selecting a Surround Mode40 ADVANCED FUNCTIONS40 Audio Processing and Surround Sound40 Analog Audio Signals40 Digital Audio Signals40 Surround Modes41 Dolby ® Surround Settings41 Manual Speaker Setup44 Audio Effects45 Video Adjustments47 Multizone Operation47 System Settings48 Advanced Remote Control Functions51 Processor Reset51 Memory52 TROUBLESHOOTING GUIDE53 APPENDIX67 Trademark Acknowledgments67 TECHNICAL SPECIFICATIONSWARNINGFor Canadian modelModèle pour les CanadienCet appareil numérique de la classe B estconforme à la norme NMB-003 du Canada.Sur les modèles dont la fiche est polarisee:ATTENTION: Pour éviter les chocs électriques,introduire la lame la plus large de la fichedans la borne correspondante de la prise etpousser jusqu’au fond.This Class B digital apparatus complies withCanadian ICES-003. For models having apower cord with a polarized plug:CAUTION: To prevent electric shock, matchwide blade of plug to wide slot, fully insert.To prevent fire or shock hazard, do notexpose this appliance to rain or moisture.