47LightleakageBrightness atbottom of LCMbrighter thannormalB/L unit badnessUniformity B/L brightnessasymmetric Sheet in B/L unit is unevenMechanlcalor B/LMount hole Lack screw orscrew damage*Lack screwScrew damage13 MAINTENANCETo remove dirt or dust, wipe the cabinet with a soft, dry, lint-free cloth. Please be sure not to use a wetcloth.Cleaning the ScreenEarly malfunctions can be prevented. Careful and regular cleaning can extend the amount of time youwill haveyour new TV. Be sure to turn the power off and unplug the power cord before you begin any cleaning.1. Here`s a great way to keep the dust off your screen for a while. Wet a soft cloth in a mixture oflukewarm water and a little fabric softener or dish washing detergent. Wring the cloth until it`s almostdry, and then use it to wipe the screen.2. Make sure the excess water is off the screen, and then let it air-dry before you turn on your TV.Cleaning the CabinetExtended AbsenceIf you expect to leave your TV dormant for a long time (such as a vacation), it`s a good idea to unplugthe power cord to protect against possible damage from lightning or power surges.