Lenovo Q190 Lenovo IdeaCentre Q190 Series User Guide - Page 27

Solving problems Follow these tips when you troubleshoot your computer: • If you added or removed a part before the problem started, review the installation procedures and ensure that the part is correctly installed. • If a peripheral device does not work, ensure that the device is properly connected. • If an error message appears on the screen, write down the exact message. This message may help support personnel diagnose and fix the problem(s). • If an error message occurs in a program, see the Help document of this program. Troubleshooting display problems Problem: Blank screen or no image is displayed on the monitor. Troubleshooting and problem resolution: 1. Check that the monitor has been turned on; if not, press the Power button. 2. Check to see if the monitor power cable is loose; if so, securely plug the power cable into the monitor. 3. Check that the signal cable to the monitor is securely connected to the computer graphics card port; if not, shut down the computer then securely connect the signal cable of the monitor. Problem: You need to change the display property settings. Setting display background and icon properties: 1. Right-click the desktop anywhere except over an icon, then select Personalize from the pop-up menu. 2. From here, select the appropriate options to: • Change the desktop background • Select a screen saver • Select Windows color options for borders and taskbar • Select a themes 3. Right-click the desktop anywhere except over an icon, then select Screen resolution from the pop-up menu to change the resolution of your TV or monitor. If your TV or monitor does not support this new resolution, the system will recovery to the original resolution within 20 seconds. 22 User Guide