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. . Do thin lines appear on the • D-Sub analog signal -Press the "AUTO" button background screen? 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. . Horizontal noise appears or the • D-Sub analog signal -Press the "AUTO" button characters look blurred. 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 screen is displayed abnormally. • The proper input signal is not connected to the signal port. Connect the signal cable that matches with the source input signal. • If you use a fixed image for a long time, the pixels may be damaged quickly. Use the screen-saver function. . A f t e r -i m ag e a p p e a r s w h e n t he product is turned off. After-image appears on the product. Troubleshooting The audio function does not work. . No sound? . Sound is too dull. . Sound is too low. • See if the audio cable is connected properly. • Adjust the volume. • See if the sound is set properly. • Select the appropriate equalize sound. • Adjust the volume. • Set the number of colors to more than 24 bits (true color) Select Control Panel -Display -Settings -Color Table menu in Windows. • Check the connection status of the signal cable. Or, re-insert the PC video card. • Several pixels (red, green, white or black color) may appear on the screen, which can be attributable to the unique characteristics of the LCD panel. It is not a malfunction of the LCD. . Screen has poor color resolution (16 colors). . Screen color is unstable or mono- colored. . Do black spots appear on the screen? Screen color is abnormal. The operation does not work normally. • Is the sleep timer set? . The power suddenly turned off. • Check the power control settings. Power interrupted. • "CAUTION! FAN STOP!" If the power is turned off after this message appears, it means that the fan is out of order. In this case, contact your local service center. Specifications The product specifications can change without prior notice for product improvement. M4715C LCD Panel 46.96 inches (119.28 cm) TFT (Thin Film Transistor) LCD (Liquid Crystal Display) Panel Visible diagonal size: 119.28 cm 0.1805 mm X 0.5415 mm X RGB (Pixel Pitch) Power Rated Voltage Power Consumption AC 100-240V~ 50/60Hz 3.0A On Mode : 300W Typ. Sleep Mode : . 1W (RGB) / 2W(HDMI/DVI) (If LAN OFF is selected) Off Mode : . 0.5W [1] [2] Dimensions &Weight H H W D D W [3] [4] H D W W D H Width x Height x Depth [1] 111.70 cm (43.98 inches) x 75.78 cm (29.83 inches) x 30.26 cm (11.91 inches) [2] 111.70 cm (43.98 inches) x 66.10 cm (26.02 inches) x 11.87 cm (4.67 inches) [3] 111.70 cm (43.98 inches) x 75.78 cm (29.83 inches) x 30.26 cm (11.91 inches) [4] 111.70 cm (43.98 inches) x 66.10 cm (26.02 inches) x 11.87 cm (4.67 inches) Net [1] 32.82 kg (72.35 lbs) [2] 28.80 kg (63.5 lbs) [3] 33.56 kg (74 lbs) [4] 29.55 kg (65.15 lbs) NOTE Information in this document is subject to change without notice. 39 Specifications The product specifications can change without prior notice for product improvement. Video Signal Max. Resolution RGB : 1920 X 1080 @60Hz HDMI/DVI : 1920 X 1080 @60Hz -It may not be supported depending on the OS or video card type. Recommended Resolution RGB : 1920 X 1080 @60Hz HDMI/DVI : 1920 X 1080 @60Hz -It may not be supported depending on the OS or video card type. Horizontal Frequency RGB : 30 -83 kHz HDMI/DVI : 30 -83 kHz Vertical Frequency RGB : 56 -75 Hz HDMI/DVI : 56 -60 Hz Synchronization Type Composite/Separate/Digital Input Connector 15-pin D-Sub type, HDMI (digital), S-Video, Composite Video, Component, RS-232C, LAN Environmental Operational Condition Temperature: 0°C~ 40°C , Humidity: 10% ~ 80% Conditions Storage Condition Temperature: -20°C ~ 60°C , Humidity: 5% ~ 90% * Applicable only for models that support the speakers RMS Audio Output 10W+10W(R+L) Audio Input Sensitivity 0.7Vrms Speaker Impedance 8. NOTE Information in this document is subject to change without notice. 40 Specifications PC Mode - Preset Mode Preset mode Horizontal Frequency(kHz) Vertical Frequency(Hz) Preset mode Horizontal Frequency(kHz) Vertical Frequency(Hz) 1 640 x 350 31.469 70.8 *11 1280 x 768 47.7 60 2 720 x 400 31.468 70.8 *12 1360 x 768 47.72 59.799 *3 640 x 480 31.469 59.94 *13 1366 x 768 47.7 60 4 640 x 480 37.5 75 *14 1280 x 1024 63.981 60.02 *5 800 x 600 37.879 60.317 15 1280 x 1024 79.98 75.02 6 800 x 600 46.875 75 *16 1680 x 1050 65.290 59.954 7 832 x 624 49.725 74.55 *17 1920 x 1080 67.5 60 *8 1024 x 768 48.363 60 9 1024 x 768 60.123 75.029 *10 1280 x 720 44.772 59.855 1~17: RGB Mode * : HDMI/DVI mode DTV Mode Compon...