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Troubleshooting display problems, Solving problems – Lenovo IdeaCentre Q190 Desktop User Manual

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User Guide

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.