LG Electronics 206-4071 Flat Panel Television User Manual
Contents
1. 10 20 1 81 10 20 1 92 8 Type 255 255 248 0 in the Subnet mask field 9 Select OK twice Windows Vista Select the Start button on the desktop Right click on Network Select Properties Select Manage Network Connections Right click on Local Area Connection Select Properties Select the Use the following IP address radio button Type an IP address from the following range 10 20 1 81 10 20 1 92 9 Type 255 255 248 0 in the Subnet mask field 10 Select OK twice onon R WN H Connect to the FMA 100 Complete the following steps to access the FMA 100 software 1 Connect an Ethernet crossover cable between the Ethernet port on the laptop tablet and the FMA 100 s Ethernet port PAGE 8 2 Launch a web browser 3 Type http 10 20 1 128 in the browser s address bar and press lt Enter gt The Current Channel Lineup screen will display Configure the Date and Time Set Date and Time on the FMA 100 1 Select the Configure Date Time link at the bottom of the Current Channel Lineup screen to display the System Date Time Configuration screen 2 Modify the following System Date Time Configuration fields Month Day of Month 1 31 e Year 2008 2047 Day of Week e Hour 0 23 e Minutes 0 59 e Seconds 0 59 3 If the FMA 100 will be connected to the hotel s network configure the following fields under Internet Time Server Settings Note The hotel s network must have a DHCP server2. Important Safety Instructions 3 4 Configure the Channel Lineup 9 Table of Contents 5 Connect FMA 100 to the Hotel s Distribution Resources Setup Checklist Les ss see ssrmentruimasnaems A 5 Troubl Shooting ss 2 si ua den Mere RAs 10 FTG Management Appliance Overview 6 Glossary of Terms 11 FMA 100 Installation Procedures CCC LS i sgt sect pincte ri cde San nth d ace Be eens al a Back Cover Setup Checklist Installation and configuration of the FMA 100 requires the following hardware tools and software FMA 100 e Manual e Warranty sheet e 75 ohm coaxial terminator for the FMA 100 RF In port 7 foot Ethernet crossover cable for laptop or tablet access e Low pass filter 6MLP 50 e Laptop or tablet with Ethernet port e Ethernet straight through cable for hotel network access Coaxial cable barrel adapter e Coaxial jumper cables Use jumper cable s to protect filter from damage e RF coaxial cable barrel Termcode Version 2 58 or higher for HC11 terminals Version 6 0 or higher for HC12 terminals These items are not included in the FMA 100 shipping container but are necessary to configure and install the FMA 100 Terminals installed at sites using the FMA 100 must have the appropriate version of termcode loaded depending on the terminal type 206 4077 PAGE 5 FTG Management A
3. LG FMA 100 Configuration for FTG Operation Entertainment Lodging Industry Applications Installation amp Configuration Guide Copyright 2009 LG Electronics U S A Inc For Customer Support Service please call RECORD Model and SERIAL NUMBER The model and serial number of this appliance is located on 1 888 865 3026 the back of the cabinet For future reference we suggest f that you record those numbers here www lgcommercial com www zenith com Model No Serial No A RISK OF ELECTRIC SHOCK DO NOT OPEN WARNING TO REDUCE THE RISK OF ELECTRIC SHOCK DO NOT REMOVE COVER OR BACK NO USER SERVI CEABLE PARTS INSIDE REFER TO QUALIFIED SERVICE PERSONNEL The lightning flash with arrowhead symbol within an equilateral triangle is intended to alert the user to the A presence of uninsulated dangerous voltage within the product s enclosure that may be of sufficient magnitude to constitute a risk of electric shock to persons The exclamation point within an equilateral triangle is intended to alert the user to the presence of important operating and maintenance servicing instructions in the literature accompanying the appliance WARNING TO PREVENT FIRE OR SHOCK HAZARDS DO NOT EXPOSE THIS PRODUCT TO RAIN OR MOISTURE POWER CORD POLARIZATION This product is equipped with a 3 wire grounding type alternating current line plug This plug will fit into the power outlet only one way This is a safety feat
4. cinema quality television signals transmitted digitally DVI Digital Video Interface Accommodates analog and digital interfaces with a single connector COMPOSITE VIDEO Typical video jack uses one wire for trans porting three color video signals COMPONENT VIDEO Uses three wires for transporting three color video signals The end result is usually better video quality DELETED Lets you remove channels from the list that the end user can scroll through using CH Channel Up Down HDMI High definition multi media interface HDTV High definition television Refers to televi sion signals that have higher resolution than ordinary analog TV signals HDSTB High definition set top box Refers to a tuner device that receives high definition television signals which have higher resolu tion than ordinary analog TV signals INPUT Refers to the input jack that receives a sig nal from a TV VCR DVD Player or other Audio Video device J ACK An input or output connector on the back of a TV VCR DVD Player or other Audio Video device MONO SOUND Mono monaural sound is one channel of Glossary of Terms sound On more than one speaker all the speakers play the same audio OUTPUT Refers to the output jack that sends a signal out of a VCR DVD or other A V device PHYSICAL CHANNEL NUMBER See Note 1 RGB Red Green Blue Connection input or output port available for producing a video image using three separ
5. and Internet access for the FMA 100 to receive automatic time date updates Time Zone Observe DST Daylight Savings Time 4 Select the Save Time Date button Note After selecting the Save Time Date button the screen will begin to refresh reload Wait for the screen to completely reload before proceeding to the next step 5 Select the View Channel Lineup link to return to the Current Channel Lineup screen 206 4077 1 Select the Configure Channel Lineup link A login screen will appear Type Inet in the User name field Type the appropriate password in the Password field Select the OK button Use the Channel Select drop down list to select the channel range to configure Note Up to 100 channels can be configured in the FMA 100 but only 20 channels can be viewed or configured at a time 6 Select the Go button to display the selected channel range 7 Add the FTG channels to the lineup e Select the appropriate tuning type from the Tuning Type drop down list Type the analog modulator in the Analog Mod field if applicable Type the digital modulator in the Digital Mod field if applicable Type the digital stream in the Digital Stream field if applicable Type the FTG channel s OSD On Screen Display in the OSD field The OSD and Call Letters fields combined can have a max of 17 characters including spaces If a channel has both OSD and Call Letters they will be separated by a dash on the TV s OS
6. applicable U S Federal safety requirements 1 Read Instructions All the safety and operating instructions should be read before the product is operated 2 Follow Instructions All operating and use instructions should be followed 3 Retain Instructions The safety and operating instructions should be retained for future reference 4 Heed Warnings All warnings on the product and in the operating instructions should be adhered to 5 Cleaning Unplug this product from the wall outlet before cleaning Do not use liquid cleaners or aerosol cleaners Use a damp cloth for cleaning 6 Water and Moisture Do not use this product near water for example near a bath tub wash bowl kitchen sink or laundry tub in a wet base ment or near a swimming pool 7 Accessories Carts and Stands Do not place this product on a slippery or tilted surface or on an unstable cart stand tripod bracket or table The product may slide or fall causing serious injury to a child or adult and serious damage to the product Use only with a cart stand tri pod bracket or table recommended by the manufacturer or sold with the product Any mounting of the product should fol low the manufacturer s instructions and should use a mounting accessory recommended by the manufacturer PORTABLE CART WARNING 206 4077 8 Transporting Product A product and cart combination should be moved with care Quick stops excessive force and uneven su
7. connection 1 Connect the FMA 100 to the hotel s coaxial distribution and Internet connection 2 Verify the forward signal 50 5 MHz is between 3 dB and 10 dB in the guest rooms FMA 100 Troubleshooting The following contains general issues and solutions related to the FMA 100 The OSD Call letters do not display in the guest room s e If the issue affects all rooms Verify the FMA 100 is properly configured Verify the FMA 100 is balanced flat e If the issue is restricted to a single room Wait five minutes for the FMA 100 to re broadcast the channel lineup and re test Check the coaxial connections and signal levels in the room Replace the terminal The date time is incorrect e If the FMA 100 is using the hotel s network for the time updates verify the hotel s network is operational e Reconfigure the Time Server in the FMA 100 software inter face e If the FMA 100 is not connected to the hotel s network or does not use the hotel s interface to receive time updates reconfigure the FMA 100 s date and time The laptop tablet cannot access the FMA 100 interface e Verify the laptop tablet settings are properly configured e Verify the Ethernet crossover cable is in good condition and connected properly e Ping the FMA 100 IP address 10 20 1 128 If the FMA 100 does not respond the FMA 100 will need to be replaced PAGE 10 Note If the signal level is not between 3 and 10 dB communication
8. A list of definitions for some of the words found in this guide 75 OHM RF CABLE The wire that comes from an off air antenna or cable service provider The end looks like a hex shaped nut with a wire sticking through the middle It screws onto the threaded Antenna Cable jack on the back of the TV 300 TO 75 OHM ADAPTER A small device that connects a two wire 300 ohm antenna to a 75 ohm RF jack They are usually about an inch long with two screws on one end and a round opening with a wire sticking out on the other end ANALOG TELEVISION Standard television broadcasting format in 4 3 picture aspect ratio A V CABLES Audio Video cables Three cables bunched together right audio red left audio white and video yellow A V cables are used for stereo playback of videocassettes and for higher quality picture and sound from other A V devices A V DEVICE Any device that produces video or sound VCR DVD cable box or television AMPLIFIER An electronic device that amplifies sound from a television CD player VCR DVD or other Audio Video device ANTENNA The physical receiver of television signals sent over the air A large metal piece of equipment does not always have to be visible to be using an antenna CABLE Cable service box Refers to the descrambler box cable subscribers use to receive cable programming signals CATV Programming provided by a cable service 206 4077 DIGITAL TELEVISION High resolution
9. D Note The dash will count as one of the 17 characters that can be used uo amp WwW NY 206 4077 Configure the Channel Lineup e Type the station s call letters in the Call Letters field e Select Enabled from the State drop down box e Repeat these steps for each additional FTG channel listed on the page 8 Select the Save Configuration button after all the FTG channels on the page have been configured Warning The Save Configuration button must be selected before configuring or editing the channel lineup for a different BA cree range If the Save Configuration button is not selected before configuring a different page of chan nels the channel configurations for that page will be lost 9 Repeat the channel configuration steps for another channel range until all FTG channels are configured 10 Type the first channel the TV should access when it is pow ered on in the Startup Channel field Notes e Ifthe Startup Channel is disabled the lowest enabled channel will default as the new Startup Channel e Auxiliary sources should not be configured as the Startup Channel 11 Select the Save Configuration button 12 Wait for the page to refresh reload 13 Select the View Channel Lineup link to return to the Current Channel Lineup screen PAGE 9 Connect the FMA 100 to the Hotel s Distribution Resources Troubleshooting Complete the following steps to connect the FMA 100 to the hotel s coaxial distribution and Internet
10. a 42dB signal at a frequency of 50 5 MHz e The FMA 100 output should have a low pass filter 6MLP 50 installed to protect channels 2 and 3 from any potential RF interference produced by the FMA 100 The FMA 100 output should be padded as necessary to meet the 3 10 dB signal level in the guest room FMA 100 Automatic Updates Upon power up the FMA 100 will search for a DHCP server to obtain an IP address and receive automatic date time updates If a DHCP server is not found within 60 seconds the FMA 100 will revert to the default IP address 10 20 1 128 e The date and time will require reconfiguration each time power is lost on the FMA 100 unless it is connected to a hotel network with a DHCP server and Internet access FMA 100 Channel Lineup The FMA 100 will broadcast the channel lineup and the time date every 5 minutes This allows a terminal to be replaced in a room without additional configuration LG TVs with LG J ack Packs e If the LG TV s Auxiliary Aux channel is configured as the Startup Channel in the FMA 100 s channel lineup the TV will power on to a Split screen Always configure the Startup Channel to a channel other than the Aux channel 206 4077 Purpose and Definition Delivery of the channel lineup requires the installation and con figuration of an FTG Management Appliance FMA 100 This section contains steps to install and configure the FMA 100 FMA 100 Connections Refer to the FMA 100 diagra
11. ase the separation between the equipment and receiver Connect the equipment into an outlet on a circuit different from that to which the receiver is connected e Consult the dealer or an experienced radio TV technician for help CAUTION Do not attempt to modify this product in any way without written authorization from LG Electronics U S A Inc Unauthorized modification could void the user s authority to operate this product COMPLIANCE The responsible party for this product s compliance is LG Electronics U S A Inc 1000 Sylvan Avenue Englewood Cliffs NJ 07632 USA Phone 1 201 816 2000 Marketed and Distributed in the United States by LG Electronics U S A Inc 2000 Millbrook Drive Lincolnshire IL 60069 PAGE 2 Copyright 2009 LG Electronics U S A Inc sean IMPORTANT SAFETY INSTRUCTIONS SAFETY INSTRUCTIONS Important safeguards for you and your new product This product has been manufactured and tested with safety in mind However improper use can result in potential electrical shock or fire hazards To avoid defeating the safeguards that have been built into the new product please read and observe the following safety points when installing and using the new product and save them for future reference Observing the simple precautions discussed in this installation and operating guide can help get many years of enjoyment and safe operation that are built into the new product This product complies with all
12. ate colors Red Green and Blue RS 232 Serial communication port through which the TV software is updated 2ND AUDIO PROGRAMMING SAP Second Audio Programming SAP is another separate audio channel available with some programming Choosing SAP often refers to listening to audio in another language such as Spanish or French SIGNAL Picture and sound traveling through a cable or over the air to the TV STEREO SOUND Stereo Stereophonic sound refers to audio that s divided into right and left sides TUNER Device that picks up the broadcast signal and turns it into picture and sound VIRTUAL CHANNEL NUMBER See Note 1 XDS Extended Data Service Additional program information included on the signal provided at the discretion of the broadcaster Note 1 Refer to www atsc org for further informa tion PAGE 11 FMA 100 Warranty Broadcast Products LG s RESPONSIBILITY Warranty Term Parts Warranty Service Not Covered Welcome to the LG family We believe that you will be pleased with your new FMA 100 Please read this warranty careful ly it is a LIMITED WARRANTY as defined under Federal Law This warranty gives you specific legal rights and you may also have other rights that vary from state to state within the U S A One year parts and labor from date of purchase or delivery date New or remanufactured replacements for factory defective parts may be used Such replacement parts are warrante
13. by following the operating instructions Adjust only those controls that are covered by the operating instructions 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 If the product has been dropped or the cabinet has been damaged f If the product exhibits a distinct change in performance 21 Replacement Parts When replacement parts are required be sure the service tech nician has used replacement parts specified by the manufactur er or have the same characteristics as the original part Unauthorized substitutions may result in fire electric shock or other hazards 22 Safety Check Upon completion of any service or repairs to this product ask the service technician to perform safety checks to determine that the product is in proper operating condition 23 Wall or Ceiling Mounting The product should be mounted to a wall or ceiling only as rec ommended by the manufacturer The product may slide or fall causing serious injury to a child or adult and serious damage to the product 24 Heat The product should be situated away from heat sources such as radiators heat registers stoves or other products including amplifiers that produce heat far 206 4077 Table of Contents Setup Checklist WARNINGS ae dod ia ne me de den Le mens 2 Configure the Laptop Tablet 8
14. d for the remaining portion of the original warranty period Warranty service is provided at LG Customer pays for shipping charges to LG LG pays for return shipping charges to return FMA 100 to customer Call 1 888 865 3026 for further information This warranty covers manufacturing defects and does not cover installation adjustment of customer controls installation or repair of antenna systems cable converters or cable company supplied equipment it also does not cover damage due to misuse abuse negligence acts of God or other causes beyond the control of LG Any alteration of the product after manufacture voids this warranty in its entirety This warranty does not cover any missing or stolen cards THIS WARRANTY IS IN LIEU OF ANY OTHER WARRANTY EXPRESS OR IMPLIED INCLUDING WITHOUT LIMITATION ANY WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE AND LG SHALL NOT BE LIABLE FOR ANY CONSEQUENTIAL INDIRECT OR INCIDENTAL DAMAGES OF ANY KIND INCLUDING LOST REVENUES OR PROFITS IN CONNECTION WITH THIS PRODUCT SOME STATES DO NOT ALLOW LIMITATIONS ON HOW LONG AN IMPLIED WAR RANTY LASTS OR THE EXCLUSION OR LIMITATION OF INCIDENTAL OR CONSEQUENTIAL DAMAGES SO THE ABOVE LIM ITATIONS OR EXCLUSIONS MAY NOT APPLY TO YOU OWNER S RESPONSIBILITY Effective Warranty Date Installation Guide Antenna Warranty Service Warranty begins on the date of delivery of the FMA 100 For your convenience keep the dealer s dated bill
15. disconnect the antenna or cable system This will prevent damage to the product due to lightning and power line surges 16 Power Lines An outside antenna system should not be located in the vicini ty of overhead power lines or other electric light or power cir cuits or where it can fall into such power lines or circuits When installing an outside antenna system extreme care should be taken to keep from touching such power lines or cir cuits as contact with them might be fatal 17 Overloading Do not overload wall outlets and extension cords as this can result in a risk of fire or electric shock 18 Object and Liquid Entry Never push objects of any kind into this product through openings as they may touch dangerous voltage points or PAGE 4 short out parts that could result in a fire or electric shock Never spill liquid of any kind on the product 19 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 20 Damage Requiring Service Unplug this product from the wall outlet and refer servicing to qualified service personnel under the following conditions a If the power supply cord or plug is damaged b If liquid has been spilled or objects have fallen into the product c If the product has been exposed to rain or water d If the product does not operate normally
16. m and connectivity table for con nections and port information FMA 100 Connectivity Port Name Description Ethernet Connects via Ethernet crossover cable to the laptop or tablet for configuration purposes Connects via Ethernet straight through cable to the hotel s network if available RF Out Connects via coaxial cable to the combiner in the FTG rack RF In Not Applicable Serial Out Not Applicable Kports 0 9 Not Applicable FMA 100 Installation Procedures Install the FMA 100 in an FTG Rack Complete the following steps to install the FMA 100 in the FTG rack 1 Mount the FMA 100 in the FTG rack if applicable 2 Plug the FMA 100 into the FTG rack s power strip if applicable O 2 O C LD lt gt C gt Cp E sor yey mor D gt o gt lt gt lt gt 9 AQ 75 ohm To Hotel Terminator Network To Guest Rooms FMA amp FTG Combiner 206 4077 6MLP 50 Filter To AC Power W Free To Guest PAGE 7 Configure the Laptop Tablet Configure the Laptop Tablet Complete the following steps to configure the laptop or tablet that will be used to configure the FMA 100 Windows XP 1 Right click on My Network Places on the desktop 2 Select Properties 3 Right click on the Local Area Connection icon 4 Select Properties 5 Select Internet Protocol TCP IP 6 Select the Use the following IP address radio button 7 Type an IP address from the following range
17. of sale or delivery ticket as evidence of the purchase date Read the Installation and Setup Guide carefully so that you will understand the operation of the FMA 100 and how to adjust the controls Reception problems caused by inadequate antenna or faulty antenna connections are the owner s responsibility For warranty service information Call 1 888 865 3026 Parts and service labor that are LG s responsibility see above will be provided without charge Other service is at the owner s expense If you have any problem in obtaining satisfacto ry warranty service call 1 888 865 3026 You must provide the model number serial number and date of purchase or date of original installation For Customer Support Service please call 1 888 865 3026 www lgcommercial com 206 4077 Copyright 2009 LG Electronics U S A Inc Issue
18. ppliance Overview Purpose and Definition The FTG Management Appliance FMA 100 is used to configure and deliver the channel lineup to the guest room terminals via the hotel s coaxial distribution Channel lineup changes are completed without requiring room visits This manual provides the steps to install configure and trou bleshoot the FMA 100 Tips and Warnings FMA 100 Configuration e The FMA 100 configuration can only be performed on site Remote connectivity for configuration or troubleshooting is not available For ease of configuration the FMA 100 should be installed in the FTG rack prior to configuration If the configuring laptop is running Windows Vista resetting the power on the FMA 100 while the laptop is connected may cause a network conflict issue To correct a network conflict disable and then enable the network interface on the laptop and refresh the browser page The FMA 100 default IP address is 10 20 1 128 To configure the FMA 100 the configuring laptop or tablet must be on the same subnet 255 255 248 0 as the FMA 100 Up to 100 channels can be configured with the FMA 100 but only 20 channels can be viewed or configured at a time After configuring a page or range of channels the configura tion must be saved before proceeding to the next page or range of channels If the configuration is not saved the channel configurations for that page will be lost PAGE 6 FMA 100 Output The FMA 100 outputs
19. rfaces may cause the product and cart combination to overturn 9 Attachments Do not use attachments not recommended by the product man ufacturer as they may cause hazards 10 Ventilation Slots and openings in the cabinet are provided for ventilation and to ensure reliable operation of the product and to protect it from overheating and these openings must not be blocked or covered The openings should never be blocked by placing the product on a bed sofa rug or other similar surface This prod uct should not be placed in a built in installation such as a bookcase or rack unless proper ventilation is provided or the manufacturer s instructions have been adhered to 11 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 oper ate from battery power or other sources refer to the operating instructions 12 Power Cord Polarization Some models This product is equipped with a three wire grounding type alternating current power plug 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 contact your electrician to replace your obsolete outlet Do not defeat the safety pur pose of the three wire ground type plug 13 Power Cord Protection Po
20. s will be negatively affected resulting in a partial or missing channel lineup 3 Verify that all viewable channels have a signal level between 3 dB and 10 dB in the guest rooms Reset The Channel Lineup The reset channel lineup function enables technicians to reset or clear all configured channels from the FMA 100 channel line up This function may be used but is not required when a significant number of channels require reconfiguration Complete the following steps to reset the channel lineup 1 Connect an Ethernet crossover cable between the laptop tablet s Ethernet port and the FMA 100 s Ethernet port Tip The laptop tablet s network settings must be on the same subnet as the FMA 100 2 Launch the laptop tablet web browser 3 Type http 10 20 1 128 in the browser s address bar and press lt Enter gt The Current Channel Lineup screen will dis play 4 Select the Configure Channel Lineup link A login screen will appear 5 Type Inet in the User name field LNET 6 Type the appropriate password in the Password field 7 Select the OK button 8 Select the Reset Channel Lineup link at the bottom of the screen 9 Select the Reset Configuration check box 10 Select the Save Configuration button 11 Wait for the check mark in the Reset Configuration check box to disappear indicating that all channels have been removed from the channel lineup 12 Reconfigure the channel lineup 206 4077
21. ure If you are unable to insert the plug fully into the outlet contact your electrician to replace your obsolete outlet Do not defeat the safety purpose of the three wire ground type plug NOTE TO CABLE TV INSTALLER This reminder is provided to call the cable TV system installer s attention to Article 820 40 of the National Electric Code U S A The code provides guidelines for proper grounding and in particular specifies that the cable ground shall be con nected to the grounding system of the building as close to the point of the cable entry as practical REGULATORY INFORMATION This equipment has been tested and found to comply with the limits for a Class B digital device pursuant to Part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a residential installation This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instruction manual may cause harmful interference to radio communications However there is no guarantee that interference will not occur in a particular installation If this equipment does cause harmful interference to radio or television reception which can be determined by turning the equipment off and on the user is encouraged to try to correct the interference by one or more of the following measures e Reorient or relocate the receiving antenna e Incre
22. wer 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 conven ience receptacles and the point where they exit from the prod uct PAGE 3 IMPORTANT SAFETY INSTRUCTIONS Continued from previous page 14 Outdoor Antenna Grounding If an outside antenna or cable system is connected to the product be sure the antenna or cable system is grounded so as to provide some protection against voltage surges and built up static charges Article 810 of the National Electrical Code U S A ANSI NFPA 70 provides information with regard to proper grounding of the mast and supporting structure grounding of the lead in wire to an antenna discharge unit size of grounding conductors location of antenna discharge unit connection to grounding electrodes and requirements for the grounding electrode Example of Grounding According to National Electrical Code Instructions Ground Clamp Antenna Discharge Unit NEC Section 810 20 Grounding Conductor NEC Section 810 21 Electric Service Equipment Ground Clamps oa Power Service Grounding ses Electrode System NEC Art 250 Part H NEC National Electrical Code 15 Lightning For added protection for this product receiver during a light ning storm or when it is left unattended and unused for long periods of time unplug it from the wall outlet and
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