Dell Alienware 500Hz Gaming AW2524H Alienware AW2524H Monitor Users Guide - Page 70

Built-in diagnostics, Troubleshooting

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4. Turn off your monitor and reconnect the video cable; then turn on both your computer and the monitor. After performing the above steps, if the monitor displays no video output, then the problem may be with the graphics card or the computer. Built-in diagnostics Your monitor has a built-in diagnostic tool that helps you determine if the screen abnormality you are experiencing is an inherent problem with your monitor, or with your computer and video card. NOTE: You can run the built-in diagnostics only when the video cable is unplugged and the monitor is in self-test mode. To run the built-in diagnostics: 1. Ensure that the screen is clean (no dust particles on the surface of the screen). 2. Press and hold the joystick for five seconds. A gray screen appears after one second. 3. Observe if the screen has any defects or abnormalities. 4. Press the joystick. The color of the screen changes to red. 5. Observe if the screen has any defects or abnormalities. 6. Repeat steps 4 and 5 to inspect the display in green, blue, black, and white screens. The test is complete when the white screen appears. To exit, press the joystick again. If you do not detect any screen abnormalities upon using the built-in diagnostic tool, the monitor is functioning properly. Check the video card and computer. 70 | Troubleshooting

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Troubleshooting
4.
Turn off your monitor and reconnect the video cable; then turn on both
your computer and the monitor.
After performing the above steps, if the monitor displays no video output, then
the problem may be with the graphics card or the computer.
Built-in diagnostics
Your monitor has a built-in diagnostic tool that helps you determine if the screen
abnormality you are experiencing is an inherent problem with your monitor, or
with your computer and video card.
NOTE: You can run the built-in diagnostics only when the video cable is
unplugged and the monitor is in self-test mode.
To run the built-in diagnostics:
1.
Ensure that the screen is clean (no dust particles on the surface of the
screen).
2.
Press and hold the joystick for five seconds. A gray screen appears after
one second.
3.
Observe if the screen has any defects or abnormalities.
4.
Press the joystick. The color of the screen changes to red.
5.
Observe if the screen has any defects or abnormalities.
6.
Repeat steps 4 and 5 to inspect the display in green, blue, black, and white
screens.
The test is complete when the white screen appears. To exit, press the joystick
again.
If you do not detect any screen abnormalities upon using the built-in diagnostic
tool, the monitor is functioning properly. Check the video card and computer.