Maintenance 19DX-L40-10ANotes:If the problem is not solved by using these troubleshootinginstructions, turn off your TV, then turn it on again.Contact us by logging on to www.dynexproducts.com or bycalling DYNEX Customer Service at (800) 304-2204 (USAand Canada only).MaintenanceJust like with any other household appliance, theperformance and life- expectancy of your TVdepends on how well you maintain it. Follow theprocedures described here to clean the TV case andthe LCD screen.Cautions:• Make sure that the TV is turned off and the powercord is disconnected from the power outlet beforecleaning the TV.• Never spray or pour any liquid directly onto thescreen or the case.Cleaning• Clean your TV with a soft, dry cloth. If surfacesare extremely dirty, use a soft cloth dampenedwith a small amount of non-ammonia,non-alcohol-based, mild, non-abrasivedetergent.• Clean the screen with a clean, soft, lint-freecloth. If additional cleaning is necessary, apply asmall amount of non-ammonia,non-alcohol-based glass cleaner onto a clean,soft, lint-free cloth, then wipe the screen.SpecificationsDesign and specifications are subject to changewithout notice.Dimensions and weight are approximate.Legal noticesFCC Part 15This device complies with Part 15 of the FCC Rules.Operation of this product is subject to the followingtwo conditions: (1) this device may not causeharmful interference, and (2) this device must acceptany interference received, including interferencethat may cause undesired operation.This equipment has been tested and found tocomply within the limits for a class B digital device,pursuant to Part 15 of the FCC Rules. These limits aredesigned to provide reasonable protection againstharmful interference in a residential installation. Thisequipment generates, uses, and can radiate radiofrequency energy and, if not installed and used inaccordance with the instructions, may cause harmfulinterference to radio communications. However,there is no guarantee that interference will not occurin a particular installation. If this equipment doescause harmful interference to radio or televisionreception, which can be determined by turning theequipment off and on, the user is encouraged to tryto correct the interference by one or more of thefollowing measures:• Reorient or relocate the receiving antenna.• Increase the separation between theequipment and receiver.• Connect the equipment into an outlet on acircuit different from that to which the receiveris connected.• Consult the dealer or an experienced technicianfor help.You cannot accesssome items• If a setting or option is grayed out, it is notavailable in the current input mode.The TV cabinetcreaks• When you are using your TV, thetemperature inside the cabinet increases.This causes the cabinet to expand orcontract, causing the creaking noise. This isnot a malfunction.The buttons do notwork• Unplug the power cord for a few seconds,then plug it back in and turn on your TV.TV model DX-L40-10ATV type LCDTV panel 40-inch TFT LCDTV system NTSC-M, ATSCProblem Solution Channels VHF: 2-13UHF:-14-69CATV: 1-125CADTV: 1-135DTV: 2-69Audio multiplex BTSC systemAudio output 7 w x 2PowerrequirementAC 120 V~60 HzPowerconsumption185 WDimensions 48 x 9 x 28.3 inches (122 x 22.9 x 71.9 cm)Weight 53 lbs. (24 kg)Audio/videoinputterminalsComposite video/left and right audio (2)S-Video (1)Component video/left and right audio (2)HDMI (3)VGA/audio (1)ANT/CABLE in (1)Audio/videooutputterminalsLeft and right audioHeadphone jack (1)Optical digital audio (1)DX-L40-10A_09-0537_MAN_ENG_V1.book Page 19 Tuesday, July 28, 2009 10:07 AM