Lenovo Yoga A940WC 사용자 설명서 - 페이지 17

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Troubleshooting and

confirming setup

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 that program.

Problem: Blank screen or no image is displayed on the monitor.

Troubleshooting and problem resolution:

1 Check to see if the monitor has been turned on; if not, press the Power button.

2. Check to see if the monitor power cord is loose; if so, plug the power cord securely

into the monitor.

3. Check to see if the signal cable to the monitor is securely connected to the

connector on the computer graphics card; if not, shut down the computer then

connect the signal cable of the monitor securely to the connector on the computer

graphics card.

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