Polk Audio 900-ls Home Theater System User Manual
Contents
1. setting to send the same information to both speakers SETTING VOLUME WITH SECONDARY VOLUME CONTROL The Secondary Volume Control for the Self powered Atrium Speakers is located on the front of the Powered Speaker below the grille figure 12 It is factory set at the halfway point position You can use this secondary volume control to set the level of the speak ers according to the sensitivity of your source input Once you set it you can forget it e Set the volume of your electronics and then adjust it remotely using the volume control on the speaker or visa versa FIGURE 12 Front Panel of Powered Atrium Speaker Panel anterior del altavoz alimentado Atrium Panneau avant de l enceinte Atrium amplifi e Vorderseite des Atrium Powered Lautsprechers 8 Get more information and exclusive accessories visit www polkaudio com MOUNTING The Atrium s swiveling wall bracket allows it to be mounted either horizontally or vertically and aimed to deliver the best possible sound in a variety of situations Follow the steps below to safely secure the brackets and speakers When choosing a location for mounting your Atrium speakers remember that one speaker in the pair is the Powered speaker It has a built in power amplifier and must be plugged into a standard household AC power source in order to operate The other speaker is the Passive non powered speaker and can be placed as near or far from the Powered S2. Speaker Wire Hookup Conexi n con cables de altavoz Lautsprecherkabelanschluss hookup option for O Multi Zone separate electronic zone controls a Television audio Left amp Right outputs from TV a Portable Music Device use a stereo mini plug connected to twin male RCA plugs available at RadioShack Turn your source electronics off Attach Line Level connections from your receiver pre amp output or TV set audio out jack to the L amp R Line Level Inputs on the back panel of the Self Powered Atrium Powered Speaker Use well shielded RGA cables ATRIUM PASSIVE SPEAKER FIGURE 8 FIGURE 9 Powered Passive Connection Conexion alimentada y pasiva Branchement amplifi passif Powered Passive Anschluss For Customer Service call 800 377 7655 5 e Your Atrium Powered Speaker can be either the left or right speaker of a stereo pair depending on convenient placement near a standard household AC power source Use the balance control of your electron ics to send the signal alternately to the left and then to the right If you find stereo imaging is backwards after you ve hooked up the Line Level inputs simply switch the 1 amp 2 inputs to flip flop the Left amp Right Stereo images e Use speaker wire of the correct length to attach the Powered Speaker to its Passive partner via Binding Post connections fig ures 9 amp 10 e Only after you have made your speaker connection
3. les graves Fixez le support au mur lat ral Rapprochez l enceinte du plafond pour augmenter les graves Platzieren Sie den Lautsprecher fiir erh hte Tiefenausgabe direkt unter der Zimmerdecke Platzieren Sie den Lautsprecher zur Gew hrleistung st rkerer Tiefen in einer Ecke an Die Halterung wird an einer Seitenwand befestigt FIGURE 3 Place the speaker away from ceilings and corners for less bass output Coloque el altavoz lejos del cielo raso y de las esquinas para obtener menor rendimiento de bajos loignez l enceinte du plafond et des coins pour r duire les graves Platzieren Sie den Lautsprecher f r reduzierte Tiefenausgabe entfernt von Zimmerdecken und Ecken For Customer Service call 800 377 7655 3 PLACEMENT OPTIONS Because they are self powered your Atrium Loudspeakers allow you to bring sound into any room in your house You can use them with electronics that feature both Multi Room A and B speaker settings and Multi Zone separate control features figure 4 Use them to add audiophile sound to your television computer or portable music device figures 5 amp 6 One speaker in this pair is the Powered speaker It has a built in stereo power amplifier and must be plugged into a stan dard household AC power source in order to operate Use the cord on the External AC Power Pack to judge convenient distance The other speaker is the Passive non p
4. wire through hole Loosen hex nut Desenrosque parcialmente la tuerca hexagonal Inserte el alambre para la ie bocina en el orificio Desserrer I crou Ins rer le fil du haut parleur Sechskantmutter l sen dans le trou Lautsprecher Draht durch das Loch schieben Do not insert insulated section of speaker wire Tighten hex nut Enrosque la tuerca de nuevo a No inserte alambre con Serrer I crou material aislante Sechskantmutter festschrauben er Ne pas ins rer la partie isol e du fil du haut parleur Isolation des Lautsprecher Drahtes nicht in das Loch schieben 6 Get more information and exclusive accessories visit www polkaudio com e Your Atrium Powered Speaker can be either the left or right speaker of a stereo pair depending on convenient placement near a standard household AC power source Use the balance control of your electronics to send the signal alternately to the left and then to the right If you find stereo imaging is backwards after you ve hooked up the Speaker Wire inputs simply switch the Left amp Right inputs to flip flop the Left amp Right images Be sure to maintain terminal color consistency polarity e Use speaker wire of the correct length to attach the Powered Speaker to its Passive partner via Binding Post connections figures 9 amp 10 e Only after you have made your speaker connections attach the External AC Power Pack to the Powered Speaker figur
5. Owner s polkaudio e speaker specialists High Performance Self Powered 5601 METRO DRIVE N BALTIMORE MARYLAND 21215 USA Multi Zone Speakers 800 377 7655 FAX 410 764 5266 www polkaudio com pol ka v d te CE the speaker specialists RMO745 1 SAFETY PRECAUTIONS READ FIRST CAUTION RISK OF ELECTRIC SHOCK A A AVIS RISQUE DE CHOC ELECTRIQUE NE PAS OUVRIR WARNING TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK DO NOT EXPOSE THIS APPLIANCE TO RAIN OR MOISTURE NO USER SERVICEABLE PARTS INSIDE REFER SERVICING TO QUALIFIED SERVICE PERSONNEL 1 Read the instructions All the safety and operating instructions should be read before the product is operated 2 Retain instructions safety and operating instructions should be retained for future refer ence 3 Heed warnings All warnings on the product and in the operating instructions should be adhered to 4 Follow instructions All operating and use instructions should be followed 5 Water and moisture Product should not be used near water for example near a bathtub washbowl kitchen sink laundry tub in a wet basement or near a swimming pool etc 6 Accessories Do not place this product on an unstable cart stand tripod bracket or table The product may fall causing serious injury to a child or adult and seri ous damage to the product Use only with a cart stand tripod bracket or table recomm
6. POWERED PASSIVE SPEAKER PAIR HOOKUP amp ADJUSTMENT This pair of Self Powered Atrium Speakers makes it easy to take your music with you to remote locations You can even use them to add superb stereo sound to a non amplified source such as a television One speaker in the pair is the Powered Hookup 1 Line Level figure 7 Use this speaker It has a built in power amplifier and must be plugged into a standard household AG power source in order to operate The other speaker is the Passive non powered speaker which is run by power from the Powered speaker This passive speakers can be placed as near or far from the Powered Speaker as is convenient Atrium Loudspeakers are not magnetically shielded and should not be placed closer than 1 80cm from a television set or computer monitor If you notice video distortion or discoloration immediately move the speakers away from the TV and call Polk Audio Customer Service 800 377 7650 US amp Can 410 764 5266 9am 6pm EST Monday through Friday or email polkcs polkaudio com AWA WH LINE LEVEL IN 1 2 MULTI ZONE TV AUDIO OUT OR PRE AMP OUT 3 0 FIGURE 7 Recommended Line Level Hookup Conexi n recomendada de lineas de nivel variable Connexion des fils de haut parleur Branchement niveau de ligne recommand Empfohlener Line Level Anschluss RECEIVER OUTPUT LEFT RIGHT A g 2 g
7. arales internos Utilisez une vis no10 pour fixer le support dans un montant Utilisez une cheville d ancrage et une vis nol10 s il n y a pas de montant Verwenden Sie eine Schraube Nr 10 fir W nde mit Holzstielverstarkung bzw D bel und Schrauben Nr 10 fiir W nde ohne Holzstielverstarkung e f there is no stud behind the wall at the chosen location install 10 M4 5 wall anchors not supplied into the wall by fol lowing the wall anchor manufacturer s instructions figure 14b e For masonry walls use a masonry drill bit and 10 masonry anchor and screw not included e Drive screws into stud or wall anchors leaving screw heads protruding 1 16 1 6mm e If speaker wire is being fed from a hole in the wall behind the bracket pull this speaker wire through the hole in the brack et before mounting the bracket figure 15 FIGURE 15 Feed speaker wire from wall through bracket wire hole for easy mounting Para montar el altavoz con facilidad pase el cable de altavoz que sale de la pared por el agujero para cable del soporte Passez le fil de haut parleur a travers le trou du support pour faciliter l installation Verlegen Sie das Lautsprecherkabel einfach von der Wand durch die entsprechende Offnung in der Halterung 10 Get more information and exclusive accessories visit www polkaudio com e Line up the bracket attached to the speak er so that the screw heads pass through the large center hole of t
8. e 11 Plug the Power Pack into a standard house hold AC power source and then turn on your electronics Ll SELECTING AN ELECTRONIC SOURCE If you turn on your system and do not hear any sound check the settings on your electronics e Make sure the Mute option is not selected e f your receiver has Multi Zone controls make sure the correct options have been selected e f your receiver has an A amp B speaker selector for Multi Room use make sure the correct option is selected e f only one speaker is working check the balance control setting on your receiver or amplifier polkaudio SVQ W N SVQ W VA Z Ks he 6 FIGURE 11 Back panel of Powered Atrium speaker Panel posterior del altavoz alimentado Atrium Panneau arri re de l enceinte Atrium amplifi e R ckseite des Atrium Powered Lautsprechers LINE LEVEL IN INPUT 1 CO XC 18VAC Ne WARNING OUTPUT TO PASSIVE SPEAKER For Customer Service call 800 377 7655 7 MONO STEREO SETTING Use this switch figure 11 to improve imaging especially in remote room and long distance installations e For the best acoustic performance position your speakers 4 8 feet 240cm apart on the same wall Choose the Stereo setting to achieve successful stereo imaging e f your speakers are far apart or positioned in separate rooms choose the Mono
9. ended by the manufacturer or sold with the product Any mounting of the product should follow the manufacturer s instructions and should use a mounting accessory recommended by the man ufacturer 7 Wall or ceiling mounting Product should be mounted on a wall or ceiling only when and as recommended by the manufacturer 2 Get more information 8 Ventilation Cooling fins on the rear of the cabinet are provided for ventilation to ensure reliable operation of the product and to protect it from overheating Fins must not be blocked or cov ered The fins should never be blocked by placing prod uct on a bed sofa rug or other similar surface This product should not be placed in a built in installa tion such as a bookcase or rack unless proper ventila tion is provided or the manufacturer s instructions have been adhered to 9 Heat Product should be situated away from heat sources such as radiators heat registers stoves or other products that produce heat If placed near an amplifier check with manufacturer for applicability 10 Power sources This product should be operated only from the type of power source indicated on the marking label If you are not sure of the type of power supply to your home consult your product dealer or local power company For products intended to operate from battery power or other sources refer to operating instructions 11 Grounding or polarization This prod
10. er coating This powder coating is an ideal primer Spray on two thin coats of finish color with no primer figure 22 If you re using a compressor and spray gun use the finest most diffuse setting Be careful not to fill the holes in the grille with paint Thick paint may clog the grille holes When the paint is completely dry carefully fit the grille into its recess so that it is just resting on the cabinet Starting with one corner go around the speaker and push the grille into the grille notch a little bit at a time Be gentle the grille may be easily bent out of shape by rough handling FIGURE 22 Paint the grille Use thin coats of spray paint Do not block grille holes with paint Pinte la rejilla Use capas delgadas de pintura aerosol No tape los agujeros de la rejilla con pintura Peinturez la grille Appliquez des couches minces de peinture a rosol N obstruez pas les trous de la grille de peinture Streichen Sie den Gitteraufsatz Verwenden Sie dazu diinne Spritzlackschichten Die Offnungen des Gitteraufsatzes d rfen nicht mit Farbe blockiert werden For Customer Service call 800 377 7655 13
11. he bracket s key hole slots e Let the speaker and bracket slide straight down allowing the screw head to slip behind the smaller end of the keyhole slot figure 16 e Tug gently on the speaker to make certain that the screws and bracket are properly aligned and that the wall anchors are secure e If the bracket is not held snug against the wall by the screw heads remove the speaker from the wall drive the screws in a little further and then remount the speaker FIGURE 16 Slide the bracket down on the screw heads to catch the keyhole slots Deslice el soporte hacia abajo sobre las cabezas de los tornillos para que encajen en las ranuras en forma de ojo de cerradura Glissez le support sur la t te de la vis jusqu ce qu elle s en clenche dans la fente Schieben Sie die Halterung auf die Schraubk pfe herunter so dass sie in den Ritzen einrastet e Once the speaker is mounted the bracket knobs can be loosened to aim the speak er and then hand tightened to keep the speaker angled correctly figure 17 e Follow the speaker pair hookup directions on the previous page SAFETY FIRST When installing Atrium speakers be aware of the weight of your particular model Atrium 45P approx 8lbs 3 63kg powered 6lbs 2 72ke passive and the weight bearing tolerance of the material to which you are mounting the speaker If you are not sure of a safe way of mounting your speakers please consult a professi
12. ions may result in fire electric shock or other hazards 21 Safety check Upon completion of any service or repairs to this product ask the service technician to perform safety checks to determine that product is in proper operating condition 22 Servicing Do not attempt to service this product yourself as opening or removing covers may expose you to dangerous voltage or other hazards Refer all servicing to qualified service personnel and exclusive accessories visit www polkaudio com This pair of Atrium Self Powered Loudspeakers comes in one box containing the following items One 1 Powered Speaker with built in stereo amplifier and heavy duty bracket One 1 non powered Passive speaker with heavy duty bracket One 1 outboard power supply AC connector Please inspect each loudspeaker carefully Notify your Polk Audio dealer if you notice any damage or any missing items Keep the carton and packing material They will do the best job of protecting your speakers if they need to be transported FIGURE 1 FIGURE 2 Place the speaker close under ceiling for more bass output Place the speaker in a corner for more bass output Bracket attached to side wall Coloque el altavoz en una esquina para Coloque el altavoz cerca del cielo raso obtener mayor rendimiento de bajos para obtener mayor rendimiento de Soporte adosado a la pared lateral bajos Installez l enceinte dans un coin pour optimiser
13. it Empuje hacia adelante a lo largo de los lados de la rejilla para quitarla Pour retirer la grille poussez son rebord vers l avant Dr cken Sie zum Entfernen des Gitteraufsatzes nach vorne ent lang der Gitterseite Paint Mask Paint Mask Paint Mask Paint Mask Paint Ma paint Mask Paint Mask Paint Mas FIGURE 20 Mask the drivers and baffles Cubra con cinta de enmascarar los excitadores y los bafles Masquez les haut parleurs et les crans acoustiques Decken Sie die Treiber und Resonanzw nde ab 12 Get more information and exclusive accessories visit www polkaudio com PAINTING THE CABINET BRACKET KNOBS AND BRACKET 1 Apply two thin coats of primer to the cabi net and knobs The bracket does not require a primer 2 When the primer is completely dry apply the finish color figure 21 3 When the paint is completely dry remove the masking material 4 Do not reattach the speaker to the bracket until the bracket is mounted Try to keep all handling of freshly painted parts to a minimum FIGURE 21 After priming apply thin coats of finish color Despu s de aplicar la capa de imprimaci n primer aplique capas delgadas del color del acabado Suite a la couche d appr t appliquez la peinture de finition en couches minces Nach der Grundierung tragen Sie eine d nne Schicht des Farbanstrichs auf PAINTING THE GRILLE The grille of the Atrium speaker features an even protective powd
14. onal installer your autho rized Polk Audio dealer or a building contrac tor Do not compromise safety FIGURE 17 Adjust the bracket knobs to aim the speaker Ajuste las perillas del soporte para orientar el altavoz Ajustez les boutons du support pour diriger l enceinte Stellen Sie die Position des Lautsprechers Uber die Kn pfe an der Halterung ein For Customer Service call 800 377 7655 Il PAINTING YOUR ATRIUM LOUDSPEAKERS You will need e A spray can of primer paint Krylon sandable Spray Primer 1318 e A spray can of the paint of your choice e Masking tape e Paint masks craft paper cut to size to cover driver baffle and amplifier FIGURE 19 Mask the binding posts and the amplifier heat sink on the rear of the speaker Enmascare los tornillos de presi n y el disipador t rmico del amplificador ubicados en la parte de atr s del altavoz Decken Sie die Anschlussklemmen und den K hlk rper des Verstarkers auf der Rickseite des Lautsprechers ab PREPARING TO PAINT 1 Separate the parts of the speaker Remove the brackets and bracket knobs Remove the grille by carefully pushing forward on the sides figure 18 2 Mask off the binding posts and amplifier heat sink on the back of the speaker figure 19 and carefully mask the front of the speakers to protect the drivers and baffles while painting figure 20 FIGURE 18 Push forward along the side of the grille to remove
15. owered speaker and can be placed as near or far from the Powered Speaker as is convenient FIGURE 4 Multi Room or Multi Zone placement Select speakers A or B or remote zone control on your electronics Colocaci n en varias salas o varias areas Seleccione la opci n de altavoces A o B o el control de rea remota en el equipo de sonido Installation multi pi ces ou multi zones Sur votre amplificateur choisissez les haut par leurs A ou B ou remote zone Platzierung in mehreren Raumen oder Bereichen Wahlen Sie Lautsprecher A oder B bzw Remote Bereich auf Ihrem Ger t Use with portable music device Uso con dispositivos portatiles Utilisation avec un lecteur portable Einsatz mit tragbaren Audiogerdten self Powered Atrium Loudspeakers are not magnetically shielded and should not be placed closer than 1 80cm from a televi sion set or computer monitor If you notice video distortion or discoloration immediately move the speakers away from the TV and call Polk Audio Customer Service 800 377 7650 US amp Can 410 764 5266 9am 6pm EST Monday through Friday or email polkcs polkaudio com a a FIGURE 6 Use with television or computer monitor Atrium speakers are not magnetically shielded and should not be placed close to a television set or computer monitor If dis tortion occurs immediately move the
16. peaker as is convenient self Powered Atrium Loudspeakers are not magnetically shielded and should not be placed closer than 1 80cm from a televi sion set or computer monitor If you notice video distortion or discoloration immediately move the speakers away from the TV and call Polk Audio Customer Service 800 377 7655 US amp Can 410 764 5266 9am 6pm EST Monday through Friday or email polkcs polkaudio com FIGURE 13 Turn the bracket knobs to remove the bracket assembly Gire las perillas de los soportes para quitar la unidad de soporte Tournez les boutons du support pour retirer le bloc support Drehen Sie die Halterungskn pfe um die gesamte Halterung abzunehmen Installation of Atrium Series Loudspeakers requires basic skills in using tools such as a drill and screwdriver If you are in doubt that you possess the necessary skills or tools consult your Polk Audio dealer or a profes sional installer e Make certain that the location you plan to mount the Powered speaker is near a stan dard household AC power source Use the cord on the external power supply to judge convenient distance It s a good idea to leave the speaker unplugged until the installation is finished see hookup instruc tions on the previous page e Check for obstacles that could hinder a cable run from your remote installation location to your receiver or processor e Make sure the material on which you plan to mount the speake
17. re or electric shock 17 Object and liquid entry Never push objects of any kind into this product through openings as they may touch dangerous voltage points or shortout parts that could result in fire or electric shock Never spill liquid of any kind on the product 18 Damage requiring service Unplug this product from the wall outlet and refer servicing to qualified service personnel under the following conditions a Power supply cord or plug has been damaged b Objects have fallen into or liquid has spilled into the product or c Product has been exposed to rain or water or d Product does not operate normally when following operating instruc tions Adjust only those controls that are covered by the operating instruc tions as an improper adjustment of other controls may result in damage and will often require extensive work by a qualified technician to restore the product to its normal operation or e Product has been dropped or enclosure dam aged or f Product does not appear to operate nor mally or exhibits a marked change in performance 19 Attachments Do not use attachments not recommended by the prod uct manufacturer as these may cause hazards 20 Replacement parts When replacement parts are required be sure the service technician has used replacement parts specified by the manufac turer or that have the same characteristics as the original part Unauthorized substitut
18. rs plaster drywall paneling stone etc can support the weight of the speakers Atrium 45P 8lbs 3 63kg powered 6lbs 2 72ke passive e Make sure the locations you select do not conceal electrical wiring or plumbing For Customer Service call 800 377 7655 9 e Prior to installation hold the speaker in the chosen location to make sure it safely clears obstacles such as ceiling adjacent walls corners beams lighting fixtures and door window frames e Using the keyhole slots in the bracket as a template mark the installation location of the two keyhole slots with a pencil You can do this by removing the bracket knobs on the top and bottom of the speaker and removing the bracket or by leaving the bracket connected to the speaker figure 13 Orient the bracket so that the small ends of the keyhole slots are facing up according to the direction of installation Reattach the bracket to the speakers if you have removed it by reinserting it into the bracket gap and then tightening the bracket knobs e If you are certain that there is a stud behind the wall surface drive 10 screws not included through the wall and into the stud figure 14a figure 14a Wall Stud figure 14b No Wall Stud FIGURES 14a amp b Use 10 screw for wall stud use 10 wall anchors screw for no wall stud Use tornillos n 10 si la pared tiene parales internos use anclas de pared y tornillos n 10 si la pared no tiene p
19. s attach the External AC Power Pack to the Powered Speaker figure 16 Plug the Power Pack into a standard household AC power source and then turn on your electronics FIGURE 10 Using 5 Way Binding Posts EL USO DE POSTES DE CONEXION DE CINCO POSICIONES UTILISATION DES BORNIERS CINQ FA ONS GEBRAUCH VON F NFER VERBINDUNGSBOLZEN Hookup Hookup 2 Speaker Wire figure 8 Use this hookup method with speaker wire to remote locations for Multi Room selectable A or B speaker set on your electronics applications e Turn your source electronics off e Attach Speaker Wire from your receiver or amplifier to the Left and Right Speaker Wire Input Posts on the back panel of the self Powered Atrium Powered Speaker e Strip inch 12 7mm of insulation from each of the two conductors of the wire to expose the bare metal and twist each of the conductors into a single unfrayed strand so you have two unfrayed strands Note that one of the terminals on the rear of the speaker is red and the other is black Make certain that you connect the wire from the red terminal of your amplifier or receiver to the red terminal on your speaker and the wire from the black terminal of your amplifier or receiver to the black terminal on your speaker figure 11 Most wire has some indicator such as color coding ribbing or writing on one of the two conductors to help you maintain consistency Insert speaker
20. speakers away from the TV and call Polk Audio Customer Service 800 377 7655 US amp Can or email polkcs polkaudio com Uso con televisor o monitor de computado ra Los altavoces Atrium no tienen blindaje magn tico y no se deben colocar cerca de televisores o monitores de computadora Si hay distorsi n aleje inmediatamente los altavoces del televisor y llame al Servicio al Cliente de Polk Audio al 800 377 7655 EE UU y Canad o escriba por correo electr nico a polkcs polkaudio com Utilisation avec un t l viseur ou un cran d ordinateur Les enceintes Atrium ne sont pas blind es magn tiquement et ne doivent pas tre plac es proximit d un t l viseur ou d un cran d ordinateur Si vous percevez de la distorsion loignez imm diatement les enceintes de l cran et communiquez avec le service a la client le de Polk 800 377 7655 E U et Canada courriel polkcs polkaudio com FIGURE 5 Einsatz mit Fernseher oder Computermonitor Atrium Lautsprecher sind nicht magnetisch abgeschirmt und sollten nicht in der N he eines Fernsehers oder Computermonitors aufgestellt wer den Falls Verzerrungen auftreten entfer nen Sie die Lautsprecher sofort aus der N he des Fernsehers und rufen Sie den Kundendienst von Polk Audio unter der Rufnummer 800 377 7655 USA und Kanada an bzw senden Sie eine E Mail an polkcs polkaudio com 4 Get more information and exclusive accessories visit www polkaudio com
21. uct may be equipped with a polarized alternating current line plug a plug having one blade wider than the other This plug will fit into the power outlet only one way This is a safety feature If you are unable to insert the plug fully into the outlet try reversing the plug If the plug should still fail to fit contact your electrician to replace your obsolete outlet Do not defeat the safety purpose of this polarized plug 12 Power cord protection Power supply cords should be routed so that they are not likely to be walked on or pinched by items placed upon or against them paying particular attention to cords at plugs conve nience receptacles and the point where they exit from the product 13 Cleaning Unplug this product from the wall outlet before cleaning Do not use liquid cleaners or aerosol clean ers Use a damp cloth for cleaning 14 Nonuse periods The cord of the product should be unplugged from the outlet when left unused for long periods of time 15 Lightning For added protection for this product during a lightning storm or when it is left unattended and unused for long periods of time unplug it from the wall outlet and discon nect the antenna or cable system This will prevent damage to the product due to lightning and power line surges 16 Overloading Do not overload wall outlets extension cords or integral convenience receptacles as this can result in a risk of fi
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