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Self-Test Feature Check 1. Turn off both your computer and the monitor. 2. Unplug the video cable from the back of the computer. 3. Turn on the monitor. If the monitor is functioning properly, you will see a box in the illustration below. This box appears during normal operation if the video cable becomes disconnected or damaged. 4. Turn off your monitor and reconnect the video cable; then turn on both your computer and the monitor. If your monitor screen remains blank after using the previous procedure, check your video controller and computer system; your monitor is functioning properly. Warning Messages If there is something wrong with the input signal, the message below appears on the screen or the screen goes blank although the power indicator LED is still on. The message may indicate that the monitor is out of scan range or that you need to check the signal cable. Environment The location and the position of the monitor may influence the quality and other features of the monitor. 1. If there are any sub woofer speakers near the monitor, unplug and relocate the woofer to another room. 2. Remove all electronic devices such as radios, fans, clocks and telephones that are within 3 feet (one meter) of the monitor. Useful Tips • A monitor recreates visual signals received from the computer. Therefore, if there is trouble with the computer or the video card, this can cause the monitor to become blank, have poor coloring, noise, unavailable video mode, etc. In this case, first check the source of the problem, and then contact a service center or your dealer. • Judging the monitor's working condition If there is no image on the screen or a "Not Optimum Mode", "Recommended mode : 1280 x 1024 60Hz" message comes up, disconnect the cable from the computer while the monitor is still powered on. • If there is a message coming up on the screen or if the screen goes white, this means the monitor is in working condition. • In this case, check the computer for trouble. SyncMaster 720T/920T Before calling for service, check the information in this section to see if you can remedy any problems yourself. If you do need assistance, please call the phone number on the Information section or contact your dealer. Symptom No images on the screen. I cannot turn on the monitor. Check List Is the power cord connected properly? Can you see "Check Signal Cable" on the screen? If the power is on, reboot the computer to see the initial screen (the login screen), which can be seen. Can you see "Not Optimum Mode", "Recommended mode : 1280 x 1024 60Hz" on the screen? Solutions Check the power cord connection and supply. (When connecting D-Sub cable) Check the signal cable connection. (When connecting DVI cabel) If you still see an error message on the screen when the monitor is connected properly, check to see if the monitor status is set to analog. Press Source button to have the monitor double-check the input signal source. If the initial screen (the login screen) appears, boot the computer in the applicable mode (the safe mode for Windows ME/XP/2000) and then change the frequency of the video card. (Refer to the Preset Timing Modes) Note: If the initial screen (the login screen) does not appear, contact a service center or your dealer. You can see this message when the signal from the video card exceeds the maximum resolution and frequency that the monitor can properly handle. Adjust the maximum resolution and frequency that the monitor can handle properly. If the display exceeds SXGA or 75Hz, a "Not Optimum Mode", "Recommended mode : 1280 x 1024 60Hz" message is displayed. If the display exceeds 85Hz, the I cannot see the On Screen Display. The screen shows strange colors or just black and white. The screen suddenly has become unbalanced. The screen is out of focus or OSD cannot be adjusted. LED is blinking but no images on the screen. There are only 16 colors shown on the screen. There is no image on the screen. Is the power indicator on the monitor blinking at 1 second intervals? Is the monitor connected using the DVI cable? Have you locked the On Screen Display (OSD) Menu to prevent changes? Is the screen displaying only one color as if looking at the screen through a cellophane paper? Have the screen colors become strange after running a program or due to a crash between applications? Has the video card been set properly? Have you changed the video card or the driver? Have you adjusted the resolution or frequency on the monitor? display will work properly but the "Not Optimum Mode", "Recommended mode : 1280 x 1024 60Hz" message appears for one minute and then disappears. Please change to the recommended mode during this one-minute period. (The message is displayed again if the system is rebooted.) The monitor is in PowerSaver mode. Press any key on the keyboard to activate the monitor and restore the image on the screen. If there is still no image, press the 'Source' button. Then press any key on the keyboard again to activate t...
Otros modelos de este manual:Monitores - 720B (1.98 mb)
Monitores - 720T (1.98 mb)