Lenovo ThinkVision E1922 18.5 inch LED Backlit LCD Monitor ThinkVision E1922 1 - Page 16
Selecting a supported display mode, Understanding power management
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Selecting a supported display mode The display mode the monitor uses is controlled by the computer. Therefore, refer to your computer documentation for details on how to change display modes. The image size, position and shape might change when the display mode changes. This is normal and the image can be readjusted using automatic image setup and the image controls. Unlike CRT monitors, which require a high refresh rate to minimize flicker, LCD or Flat Panel technology is inherently flicker-free. Note: If your system has previously been used with a CRT monitor and is currently configured to a display mode outside the range of this monitor, you may need to re-attach the CRT monitor temporarily until you have re-configured the system; preferably to 1366x768 at 60Hz, which is the Native Resolution Display mode. The display modes shown below have been optimized at the factory. Table 2-3.Factory set display modes Addressability PAL 640x350 640x480 720x400 800x600 832x624 1024x768 1152x864 1366x768 Refresh rate 50Hz 75Hz 60Hz,70Hz,72Hz,75Hz 70Hz 56Hz,60Hz,72Hz,75Hz 75Hz 60Hz,70Hz,75Hz 75Hz 60Hz Understanding power management Power management is invoked when the computer recognizes that you have not using your mouse or keyboard for a user-definable period. There are several states as described in the table below. For optimal performance, switch off your monitor at the end of each working day, or whenever you expect to leave it unused for long periods during the day. Table2-4.Power indicator State Power indicator On Steady green Standby/ Suspend Steady amber Off Off Screen Normal Blank Off Restoring operation Compliance Press a key or move the mouse. There may be a slight delay reappears. Note: Standby also occurs if there is no image output to the monitor. Press power key to switch on There may be a slight delay before the image reappears. ENERGY STAR ENERGY STAR Chapter 2. Adjusting and Using your monitor 2-6