Using the TOOLS ButtonYou can use the TOOLS button to select your frequently used functions quickly and easily. The "TOOLS" menu changesdepending on which external input mode you are viewing.1. Press the TOOLS button.The "TOOLS" menu will appear.2. Press the A or T button to select a menu.3. Press the A/T/4/I_/ENTER C# buttons to display, change, or use theselected items. For a more detailed description of each function, refer to thecorresponding page.- Device List: see page 81• Picture Mode: see page 18• Sound Mode: see page 29, Sleep Timer: see page 47- Add to Favorite: see page 36- Switch to Cable (or Switch to Air): see page 15- PIP: see pages 27~28- Auto adjustment: see page 43Memorizing the ChannelsYour TV can memorize and store all of the available channels for both "off-air" (Air) and "Cable" channels. After the availablechannels are memorized, use the CH v or CH ^ button to scan through the channels. This eliminates the need to changechannels by entering the channel digits. There are three steps for memorizing channels: selecting a broadcast source,memorizing the channels (automatic) and adding or deleting channels (Channel Lists).Selecting the Video Signal-sourceBefore your television can begin memorizing the available channels, you mustspecify the type of signal source that is connected to the TV (i.e. an Air or a Cablesystem).1, Press the MENU button to display the menu.Press the A or _' button to select "Channel", then press the ENTERbutton.1 Press the ENTER C# button to select "Antenna".Press the A or T button to select "Air" or "Cable", then press the ENTER l:_button.Press the EXIT button to exit.Easy Setting1. Press the TOOLS button on the remote control.2. Press the A or T button to select "Switch to Cable (or Switch to Air)".3. Press the ENTER C,-' button to switch "Cable" (or "Air").