44Be sure to disconnect the AC Power cord from AC outlet before cleaning the LCD TV.Clean your LCD TV as follows:● Gently wipe the screen and cabinet with dry soft cloth.● The screen is likely to be damaged if it is not maintained properly. Do not use hard objectslike a hard cloth or paper. Do not use solvents or abrasions.CAUTION :Do not use benzene, thinner, or any volatile substances to clean the LCD TV. Thesechemicals may damage the cabinet finish.AUTO POWER OFFWhen a trouble is detected in the LCD TV, the protection function works and turn the LCD TVOFF automatically. When the LCD TV is turned OFF with this function, the POWER indicatorbecomes red and LCD TV's power cannot be turned ON.Disconnect Power cord and contact sales dealer where you purchased the LCD TV or theservice center.To turn on LCD TV again for checking:1) Disconnect Power cord from AC outlet and plug it on again.2) Refer to "TURNING ON/OFF LCD TV" on Page 15 to attempt to turn on LCD TV.If LCD TV is not turned on, disconnect Power cord and contact to service center.For protecting product safety, protection feature provided inside LCD TV. Refer to thefollowing please.CLEANING LCD TVFUNCTION OF PRODUCT SAFETY FEATUREAPPENDIXLCD-K40.indd 44 1/21/2010 10:47:31 AM