32MaintenanceFirst, remove the mains plug from thesocket outlet.Display panel, Cabinet, PedestalRegular care:Gently wipe the surface of the display panel, cabinet,or pedestal by using a soft cloth to clean the dirt orfingerprints.For stubborn dirt:First clean the dust on the surface. Dampen a soft clothwith clean water or diluted neutral detergent (1 partdetergent to 100 parts water). Wring the cloth and wipethe surface. Finally, wipe away all the moisture.CautionDo not use a hard cloth or rub the surface too hard,otherwise this may cause scratches on the surface.Take care not to subject the TV’s surfaces to water ordetergent. Liquid inside the TV could lead to productfailure.Take care not to subject the surfaces to insectrepellent, solvent, thinner or other volatile substances.This may degrade surface quality or cause peeling ofthe paint.The surface of the display panel is specially treatedand may be easily damaged. Take care not to tap orscratch the surface with your fingernail or other hardobjects.Do not allow the cabinet and pedestal to make contactwith a rubber or PVC substance for a long time. Thismay degrade surface quality.Mains plugWipe the mains plug with a dry cloth at regular intervals.Moisture and dust may cause fire or electrical shock.USB devicesIt is recommended to connect the USB device to theTV’s USB port directly.Some USB devices or USB HUB may not be used withthis TV.You cannot connect any devices by using USB cardreader.You cannot use two or more same kind of USB devicessimultaneously except USB Flash Memory.Additional information for the devices may be on thefollowing website. (English only)http://panasonic.net/viera/support USB Flash Memory (for playing back in MediaPlayer)USB Flash Memory format: FAT16, FAT32 or exFATA USB HDD formatted on a PC is not guaranteed towork in Media Player.Data modified with a PC may not be displayed.Do not remove the device while the TV is accessingdata. Otherwise this can damage device or TV.Do not touch the pins on the device.Do not subject the device to a high pressure or impact.Insert the device in the correct direction. Otherwise thiscan damage device or TV.Electrical interference, static electricity, or erroneousoperation may damage the data or device.Back up the recorded data at regular intervals toprevent data deterioration, data damage or erraticoperation of the TV. Panasonic is not liable for anydeterioration or damage of recorded data. USB KeyboardKeyboards requiring the drivers are not supported.To change the language type [USB KeyboardLayout] (p. 20)Characters may not be displayed correctly on the TVscreen depending on the connected keyboard or thekeyboard layout setting.Some of the keys of keyboards may correspond to theoperation of the remote control.Keyboard Remote Control Cursor buttonsEnter OKBackspace BACK/RETURNEsc EXIT0 - 9 / Character Numeric buttonsF1 GUIDEF2 VIERA TOOLSF3 MENUF4 AVF5 / F6 Channel Down / UpF7 / F8 Volume Down / UpF9 / F10 / F11 / F12 Coloured buttons