23English04 Advanced FeaturesSupport MenuSelf Diagnosis✎ Self Diagnostic might take few seconds, this is part ofthe normal operation of the TV.■ Picture Test (Yes / No): Use to check for pictureproblems.■ Sound Test (Yes / No): Use the built-in melody sound tocheck for sound problems.✎ If you hear no sound from the TV’s speakers,before performing the sound test, make sureSpeaker Select is set to TV Speaker in theSound menu.✎ The melody will be heard during the test even ifSpeaker Select is set to External Speaker or thesound is muted by pressing the MUTE button.■ Signal Information: (digital channels only) HDTVchannel’s reception quality is either perfect or thechannels are unavailable. Adjust your antenna toincrease signal strength.■ Troubleshooting: If the TV seems to have a problem,refer to this description.✎ If none of these troubleshooting tips apply, contactthe Samsung customer service centre.Software UpgradeSoftware Upgrade can be performed via a broadcastingsignal or by network connection or downloading the latestfirmware from “www.samsung.com,” to a USB memorydevice.Current Version the software already installed in the TV.✎ Software is represented as “Year/Month/Day_Version”.Installing the Latest Version■ By USB: Insert a USBdrive containing thefirmware upgrade file,downloaded from“www.samsung.com,”into the TV. Pleasebe careful not todisconnect the poweror remove the USBdrive until upgrades arecomplete. The TV will be turned off and on automaticallyafter completing the firmware upgrade. When software isupgraded, video and audio settings you have made willreturn to their default settings. We advise you to to writedown your settings so that you can easily reset themafter the upgrade.■ By Online: Upgrade the software using the Internet.✎ First, configure your network. For detailedprocedures on using the Network Setup, refer tothe “Network Connection” instructions.✎ If the internet connection doesn’t operate properly,the connection may be broken. Please retrydownloading. If the problem persists, download byUSB and upgrade.■ By Channel: Upgrade the software using thebroadcasting signal.✎ If the function is selected during the softwaretransmission period, software will be automaticallysearched and downloaded.✎ The time required to download the software isdetermined by the signal status.■ Standby Mode Upgrade: A manual upgrade will beautomatically performed at selected time. Since thepower of the unit is turned on internally, the screenmay be turned on slightly for the LED product. Thisphenomenon may continue for more than 1 hour untilthe software upgrade is complete.■ Alternative Software (backup): Displays the softwareversion downloaded through By Online. During thesoftware upgrading, When the Upgrade will discontinuefrom last step, this function be activated.HD Connection GuideRefer to this information when connecting external devicesto the TV.Contact SamsungView this information when your TV does not work properlyor when you want to upgrade the software. You can findinformation regarding our call centres, and how to downloadproducts and software.Software UpgradeBy USB ►By OnlineBy ChannelStandby Mode Upgrade : OffAlternative Software 2010/01/15_00000U Move E Enter R ReturnCurrent Version 2010/01/18_000001USB DriveTV Rear Panelor