User manual LG M4224N

[. . . ] User's Guide M4224N Make sure to read the Safety Precautions before using the product. Keep the User's Guide(CD) in an accessible place for future reference. the label attached on the product and give the information to your dealer when you ask for service. See Important WARRANTY VOID IF REMOVED Warranty void if removed. 3850TAZ209Y Temporary noise is normal when powering ON or OFF this device. WARNING -This is a class A product. In a domestic environment this product may cause radio interference in which case the user may be required to take adequate measures. Connecting the stand - Only on some models. 1. Take the parts for the stand out of the box and assemble them as shown in the picture. Parts First, check if the following parts are all present. Screws (4) Stand (2) 2. Place a soft cloth on the table and put the product with the screen facing downward. Connect the stand as shown in the following picture. 3. Use the screws to secure the stand on the rear side of the product as shown in the diagram. 1 Connecting the Speakers - Only on some models. [. . . ] Adjust the frequency range by referring to the Specifications in this manual. * Maximum resolution RGB : 1920 X 1080 @60Hz DVI : 1920 X 1080 @60Hz Connect the RGB cable, and then change the input source to 'RGB'. And then, press the MENU button to set the PC Control value of the SPECIAL menu to 'On'. Disconnect RGB cable, and turn off the power, and then turn on the power again. The signal cable between PC and product is not connected. Press the 'INPUT' menu in the remote Control to check the input signal. Press the 'INPUT' menu in the remote Control to check the input signal. Does the 'Power saving mode' On DVI message appear? Does the 'Check signal cable' message appear? Did you check the INPUT Key? Note * Vertical frequency: To enable the user to watch the product display, screen image should be changed tens of times every second like a fluorescent lamp. The vertical frequency or refresh rate is the times of image display per second. * Horizontal frequency: The horizontal interval is the time to display one vertical line. When 1 is divided by the horizontal interval, the number of horizontal lines displayed every second can be tabulated as the horizontal frequency. The unit is kHz. 25 Troubleshooting The screen image looks abnormal. Is the screen position wrong at the RGB mode? Press the "AUTO" button in the remote control to automatically select the optimal screen status that fits into the current mode. If adjustment is not satisfactory, use the Position OSD menu. See if the video card resolution and frequency are supported by the product. If the frequency is out of range, set to the recommended resolution in the Control Panel " Display " Setting menu. Press the "AUTO" button in the remote control to automatically select an optimal screen status that fits into the current mode. If adjustment is not satisfactory, use the Clock OSD menu. Press the "AUTO" button in the remote control to automatically select an optimal screen status that fits into the current mode. If adjustment is not satisfactory, use the Phase OSD menu. The proper input signal is not connected to the signal port. Connect the signal cable that matches with the source input signal. Do thin lines appear on the background screen at the RGB mode? Horizontal noise appears or the characters look blurred at the RGB mode. The screen is displayed abnormally at the RGB mode. The audio function does not work. No sound? See if the audio cable is connected properly. Adjust the volume. Sound is too dull. Sound is too low. 26 Troubleshooting 'Child lock on' message appears. The 'Child lock on' message appears when pressing the Menu button. Push the MENU button on the remote control and set Child lock to the b position. After-image appears on the product. After-image appears when the product is turned off. If you use a fixed image for a long time, the pixels may be damaged quickly. [. . . ] Acknowledgement [i][][Set ID][][OK/NG][Data][x] 23. Temperature check (Command : d n) To read the inside temperature value. Transmission [d][n][][Set ID][][Data][x] * The data is always FF(in Hex). Acknowledgement [n][][Set ID][][OK/NG][Data][x] Data are 1 byte long in Hex ASCII format. [. . . ]