User manual SAMSUNG SYNCMASTER 923NW

[. . . ] SyncMaster 923NW / 2023 NW / 2223NW Notational Otherwise, it may result in death or personal injury. Otherwise, it may result in personal injury or property damage. Prohibited Important to read and understand at all times Do not disassemble Disconnect the plug from the outlet Do not touch Ground to prevent an electric shock Power When not used for extended period of time, set your computer to DPM. If using screen saver, set it to active screen mode. The images here are for reference only, and are not applicable in all cases (or countries). Do not use a damaged power cord or plug or a damaged or loose power outlet. [. . . ] The screen suddenly has become unbalanced. Have you changed the video card or the driver?Have you adjusted the resolution or frequency to the monitor? Reboot the computer. Set the video card by referring to the video card manual. Adjust screen image position and size using the OSD. Adjust the resolution and frequency at the video card. (Refer to the Preset Timing Modes). The screen can be unbalanced due to the cycle of the video card signals. Readjust Position by referring to the OSD. The screen is out of focus or OSD cannot be adjusted. LED is blinking but no images on the screen. Have you adjusted the resolution or frequency on the monitor?Is the frequency properly adjusted when checking the Display Timing on the menu?Adjust the resolution and frequency of the video card. Adjust the frequency properly by referring to the video card manual and the Preset Timing Modes. (The maximum frequency per resolution may differ from product to product. ) There are only 16 colors shown on the screen. The screen colors have changed after changing the video card. There is a message that reads "Unrecognized monitor, Plug & Play (VESA DDC) monitor found". Have the Windows colors been set properly?Windows ME/2000/XP: Set the colors properly at the Control Panel Display Settings. Set the video card by referring to the video card manual. Install the monitor driver according to the Driver Installation Instructions. Install the monitor driver according to the Driver Installation Instructions. Has the video card been set properly?See the video card manual to see if the Plug & Play (VESA DDC) function can be supported. Check the following items if there is trouble with the monitor. [. . . ] During normal operation of a LCD panel, pixel image retention doesn't occur. However, if the same image is displayed for a long time, a slight difference in electric charge accumulates between the two electrodes which encase the liquid crystal. This may cause the liquid crystal to build up in a certain areas of the display. Thus, the previous image is retained when switching to a new video image. [. . . ]