Lenovo IdeaCentre B550 All-in-One - Manual (Page 37)

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User Guide
Solving Problems
Follow these tips when troubleshooting your computer:
• If you added or removed a part before the problem started, review the
installation procedures to 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. Make sure the power cord is plugged into your computer and a functioning
power outlet.
2. Unplug the power cord and plug the power cord back in securely and restart
the computer.
3. If the LCD screen has a LCD On/Off button, check that the LCD screen has
been turned on.
If still cannot solve the problem, contact Lenovo Customer Service.
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 appearance.