Lenovo ThinkVision Pro2820 28 inch FHD MVA LED Backlit LCD Monitor ThinkVision - Page 21

Temperature Humidity Operating Storage Shipping Operating Storage Shipping 0° to 40°C (32° to 104° F) -20° to 60°C (-4° to 140° F) -20° to 60°C (-4° to 140° F) 8% to 90% 5% to 95% 5% to 95% Troubleshooting If you have a problem setting up or using your monitor, you might be able to solve it yourself. Before calling your dealer or Lenovo, try the suggested actions that are appropriate to your problem. Table3-2.Troubleshooting Problem Possible cause The words" Out of The system is set Range" are shown on to a display mode the screen, and the which is not power indicator is supported by the flashing green. monitor. Suggested action Reference ● If you are replacing an old monitor, reconnect it and adjust the display mode to within the specified range for your new monitor. ● If using a Windows system, restart the system in safe mode, then select a supported display mode for your computer. ● If these options do not work, contact the Customer Support Centre. "Selecting a supported display mode" on page 2-6 The image quality is unacceptable. The video signal cable is not connected with the monitor or system completely. Be sure the signal cable is firmly plugged into the system and monitor. "Connecting and turning on your monitor" on page 1-4 The color settings Select another colour setting from "Adjusting your monitor may be incorrect. the OSD menu. image" on page 2-3 The automatic image setup function was not performed. Perform automatic image setup. "Adjusting your monitor image" on page 2-3 The power indicator is not lit and there is no image. ● The monitor's ● Be sure the power cord is power switch is connected properly. not switched on. ● Be sure the outlet has power. ● The power cord is loose or ● Power on the monitor. disconnected. ● Try using another power cord. ● There is no power ● Try using another electrical at the outlet. outlet. "Connecting and turning on your monitor" on page 1-4 3-2 ThinkVision Pro2820 Flat Panel Monitor User's Guide