English2ContentsBe Sure to ReadImportant Notice··················································· 3Safety Precautions ··············································· 4Accessories ························································ 6Installing the TV ··················································· 7Installing the wall-hanging bracket ··························· 8Connections ························································ 9Identifying Controls ··············································14First time Auto Tuning···········································16How to Use eHELP ··············································17FAQs ································································18Maintenance ······················································19Specifications ·····················································20The terms HDMI and HDMI High-Definition MultimediaInterface, and the HDMI Logo are trademarks orregistered trademarks of HDMI Licensing Administrator,Inc. in the United States and other countries.Dolby, Dolby Vision, Dolby Atmos, Dolby Audio, and thedouble-D symbol are trademarks of Dolby Laboratories.Manufactured under license from Dolby Laboratories.Confidential unpublished works.Copyright © 2012-2019 Dolby Laboratories. All rightsreserved.The Bluetooth ® word mark and logos are registeredtrademarks owned by Bluetooth SIG, Inc. and any use ofsuch marks by Panasonic Corporation is under license.Other trademarks and trade names are those of theirrespective owners.x.v.Colour™ is a trademark.● For the information of the trademarks, refer to[eHELP] (Search by Purpose > Read First > Beforeuse > Licence).The illustration for TH-55HX800U is used in thismanual unless otherwise mentioned.Illustrations shown may be different depending onthe model.