User manual SAMSUNG LE40B620

[. . . ] Do not display a still image on the LCD panel for more than 2 hours as it can cause screen image retention. This image retention is also known as "screen burn". Watching the LCD TV in 4:3 format for a long period of time may leave traces of borders displayed on the left, right and center of the screen caused by the difference of light emission on the screen. Playing a DVD or a game console may cause a similar effect to the screen. [. . . ] If you press the ENtER button again, the ( ) symbol next to the channel disappears and the channel lock is cancelled. A blue screen is displayed when "Child Lock" is activated. Select "On" or "Off" in "Child Lock" to easily turn the channels which selected on " " to be active or inactive. You can select these options by simply pressing the Ch LISt button on the remote control. This operation allows you to change the programme numbers of the stored channels. This operation may be necessary after using the auto store. Select the channel number that you wish to change by pressing the or button. The selected channel number and name are moved to right side. Select the number of the programme to which the channel is to be moved by pressing the or button. The channel is moved to its new position and all other channels are shifted accordingly. Repeat steps to for another channel to be sorted. (Refer to "Resetting the Picture Settings to the Factory Defaults" on page 17) The energy consumed during use can be significantly reduced if the level of brightness of the picture is reduced, and that this will reduce the overall running cost. You can return to the factory defaults picture settings. To select the desired picture effect, follow the "Changing the Picture Standard" instructions number 1 to 3 on page 15. When you are satisfied with your setting, press the ENtER button. In PC mode, you can only make changes to the "Colour Tone" and "Size" from among the items in "Picture Options". Colour tone: Cool/Cool1/Normal/Warm1/Warm You can select the most comfortable colour tone to your eyes. The adjusted values are stored according to the selected Picture mode. When the signal is weak, select one of the other options until the best picture is displayed. HDMI Black Level: Normal/Low You can select the black level on the screen to adjust the screen depth. This function is active only when the external input connects to HDMI(RGB signals). You can display a sub picture within the main picture of set programme or video input. [. . . ] The appearance and locking method may differ from the illustration depending on the manufacturer. Refer to the manual provided with the Kensington Lock for proper use. Insert the locking device into the Kensington slot on the LCD TV (Figure 1), and turn it in the locking direction (Figure 2). Fix the Kensington Lock to a desk or a heavy stationary object. [. . . ]