INTRODUCTIONWELCOMEWelcome into the family of Zenith Color Felevision owners.This guide provides instructions on how to operate your newTV. It is supplemented by a booklet containing Safety Tips.We urge you to read these publications carefully so that youwill receive full enjoyment from your new Zenith TV formany years to come.Your new TV has been designed and built to give you the verybest in quality, features and performance. There are many re-gional Zenith distributors and thousands of distributor-ap-proved Zenith service centers throughout the U.S., Canada andMexico who can attend promptly and effectively to ordinaryservice needs.lfyou should have an unusual performance or service problemthat cannot be satisfactorily resolved by your distributor-approved Zenith service center, contact the regional Zenith dis-tributor in your area, or write:Zenith Electronics CorporationCustomer Service Department1900 N. Austin AvenueChicago, Illinois 60639-5079Telephone: (312) 745-5152Mon-Fri, 8:00 a.m. - 4:30 p.m. Central TimeSend the model number, serial number, and date of purchaseor original installation, with a full explanation of the problemand the service history. We will welcome the opportunity tolook into your specific question or problem and to be of assis-tance in resolving it promptly.The model and serial numbers of your new TV are located on theback of the _ cabinet. For your future convenience and protec-tion, we suggest that you record these numbers here:Model No.Serial No.Manufactured under license from Dolby Laboratories Licensing Corporation.Additionally licensed under one or more of the following patents: U.S. num-ber 3,959590; Canadian numbers 1,004,603 and 1,037,877. "Dolby" and thedouble-D symbol are trademarks of Dolby Laboratories Licensing Corpora-tion.INSTALLATION CONSIDERATIONSBefore you install your TV...Ventilation -- Proper ventilation keeps your TVrunning cool. Air circulates through perforationsin the back and bottom of the cabinet. Do notblock these vents or you will shorten the life ofyour TV.Power Source -- Your _ is designed to operateon normal household current, 120 volt 60 Hertz AC.Do not attempt to operate it on DC current.Power Cord -- Your power cord has a polarizedplug as required by Underwriters' Laboratories. Ithas one regular blade and one wide blade and fitsonly one way into a standard electrical outlet. Ifthe blades will not enter either way, your outlet isvery old and non-standard. A new outlet should be installed by aqualified electrician.Safe Operation -- Your TV is manufactured andtested with your safety in mind. However, unusualstress caused by dropping or mishandling, expo-sure to flood, fire, rain or moisture, or accidentalspilling of liquids into the TV, can result in poten-tial electrical shock or fire hazards. If this hap-pens, have your TV checked by a servicetechnician before using it again.Please read and observe each safety point in the "SafetyTips" folder when installing and using your TV.FIXED PATTERN DISPLAY CAUTION -- If you useyour TV for video games, teletext or other fixed displays,avoid setting the BRIGHq?_ESS control for an excessivelybright picture. A bright, fixed pattern, if used for long periodsof time, can result in a permanent imprint on the TV picturetube. You can reduce this possibility by alternating the use ofthe fixed pattern display with normal TV picture viewing, byturning down the CONTP, AST control for sustained fixed pat-tern use, and by turning off the fixed pattern display when notin use.