Acer AL513 Manual del usuario - Página 13

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Troubleshooting

No power

1. Make sure power botton (or switch) is ON.

2. Make sure A/C power cord is securely connected to the LCD monitor.

Power on but no image

1. Make sure the video cable is tightly secured to the video output port in

the back of the computer.

2. Adjust brightness and contrast.

3. Make sure your computer is on. If the monitor LED light color is

orange, please check it goes into the power management state or not.

Wrong color

1. Check the video cable to make sure it securely connected. Loose

or broken pins in the cable connector could cause an improper

connection.

Control bottons do not work

1. Press only one botton at a time.