There is something wrongwith the TV. Try this!There are small particleson the TV's bezel. This is part of the product’s design and is not a defect.The PIP menu is notavailable.PIP functionality is only available when you are using an HDMI or Componentsource.A POP (TV’s internalbanner ad) appears onthe screen.Change Use Mode (Support > Use Mode) to Home Use.The TV is making apopping noise.The expansion and contraction of the TV's outer casing may cause a poppingnoise. This does not indicate a product malfunction. The TV is safe to use.The TV is making ahumming noise.This TV utilizes high-speed switching circuits and high levels of electricalcurrent, and depending on the brightness level being used may seem slightlynoisier than a conventional TV.This TV has undergone strict quality control procedures that meet our demandingperformance and reliability requirements.Some noise coming from the TV is considered normal and is not an acceptablecause for an exchange or refund.Image Retention (BurnIn) IssueThis issue affects PDP TVs only. Watching TV for an extended period of time orusing the 4:3 screen ratio only may result in burn-ins.PDP TVs are equipped with Pixel Shift screen burn reduction technology. PixelShift technology reduces screen burn-ins in PDP TVs.It does this by moving the picture slightly vertically or horizontally.Use Screen Burn Protection (System > Screen Burn Protection) to preventscreen burn-ins.Schedule Recording/Time ShiftThere is somethingwrong with the TV. Try this!The TV cannotrecognize the USBdevice or failingDevice Format, CheckDevice, and DevicePerformance Test.Refer to the USB device's manual and see if data can be stored on it.Check if the USB device is in a locked state.Check if the USB device was formatted when it was connected to a computer.Formatting a USB device after connecting it to the TV may result in a formattingfailure. If Device Performance Test or Device Format has failed, there may be aproblem with the USB device or its specifications. Try using a different USB device.There is a messagesaying I need toformat the USBstorage device.Check if the USB device is in a locked state.Use the USB recovery function to recover the USB device.Schedule Recordingcannot be used.Check if there is a USB device connected to the TV.Check if the channel is a digital channel that can be recorded. Recording willautomatically stop if the signal becomes too weak. The Time Shift function will notwork if there isn't enough storage space on the USB device.I get a performancetest failure messageand then ScheduleRecording and theTime Shift operationstops working.This problem can occur when using a low-performance USB storage device thatdoes not support recording. A USB hard drive with a speed of 5,400rpm or aboveis recommended. However, RAID-type USB hard drives are not supported.