Lenovo S400 Touch Laptop User Guide - IdeaPad S310, S410, S415, S400 Touch, S4 - Page 40
Troubleshooting, Display panel problems, Incorrect characters appear
View all Lenovo S400 Touch Laptop manuals
Add to My Manuals
Save this manual to your list of manuals |
Page 40 highlights
Chapter 6. Troubleshooting The computer does not return from sleep mode and the computer does not work. • If your computer is in sleep mode, connect the AC adapter to the computer, then press any key or the power button. • If the system still does not return from sleep mode, your system has stopped responding, and you cannot turn off the computer; reset the computer. Unsaved data may be lost. To reset the computer, press and hold the power button for 4 seconds or more. Display panel problems The screen is blank. • Do the following: - If you are using the AC adapter, or using the battery, and the battery status indicator is on, press F12 ( ) to make the screen brighter. - If the power indicator is in blinking, press the power button to resume from the Sleep mode. - If the problem persists, follow the solution in the next problem "The screen is unreadable or distorted." - Press F9 ( ) to confirm whether the LCD screen has been turned off. The screen is unreadable or distorted. • Make sure that: - The display device driver is installed correctly. - The screen resolution and color quality are correctly set. - The monitor type is correct. Incorrect characters appear • Are the operating system or programs installed on the screen. correctly? If they are installed and configured correctly, have the computer serviced. 36