Lenovo C100 Lenovo 3000 C100 Series User Guide V2.0 - Page 29

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 program's documentation. Note: The procedures in this document were written for the Windows default view, so they may not apply if you set your Lenovo® computer to the Windows Classic view. 5.1 Troubleshooting Display Problems Problem: Blank screen or no image is displayed on the monitor Troubleshooting and problem resolution: Check that the LCD screen has been turned on; If not, press the LCD On/Off button to turn on the LCD. If still cannot solve the problem, contact to Lenovo Customer Service. Problem: You need to change 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 colors and appearance options for icons and characters • Set resolution and colors by using Display Settings options. Problem: Ripple on screen Troubleshooting and problem resolution: 1. Check for devices located less than one meter from the computer such as refrigerators, electric fans, electric dryers, UPSs, regulators, fluorescent lamps 24 User Guide 31039393_3000 C100_UG_EN_V2.0.in24 24 2009.8.21 2:13:37 PM