Power
Symptom | Possible solution |
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Computer does not | Press and hold the power button until the computer turns off. Then turn the computer on again. |
turn off when the |
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power button is |
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pressed |
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Computer shuts | ● The computer might be in an exceedingly hot environment. Let it cool down. |
down automatically | ● Be sure that computer air vents are not blocked. See Cleaning your computer on page 21. |
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| NOTE: If your computer has an internal fan, be sure that the internal fan is running. |
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Display (monitor)
Symptom | Possible solution | ||
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| ||
Screen is blank, and | Reconnect the power cable to the back of the monitor and to the AC outlet. | ||
monitor power light is not |
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| |
Press the power button on the monitor. | |||
lit | |||
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Screen is blank | Press the space bar on the keyboard or move the mouse to redisplay the screen image. | ||
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| Press the Sleep button (select models only), or esc, to resume from Sleep mode. | ||
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| Press the power button to turn on the computer. | ||
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| Inspect the monitor cable for bent pins. | ||
| ● | If any of the pins are bent, replace the monitor cable. | |
| ● | If no pins are bent, reconnect the monitor cable to the computer. | |
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| ||
Images on the screen are | Adjust the monitor resolution setting in Windows. | ||
too large or too small, or | 1. | ||
the images are fuzzy | |||
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| 2. | Select a different resolution from the | |
| 3. | Click Apply, and then click Keep changes. | |
NOTE: In addition to the information listed here, also refer to the documentation that came with your monitor.
Keyboard and mouse (with cable)
Symptom | Possible solution |
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|
Keyboard commands | Use the mouse to turn off the computer. Disconnect and reconnect the keyboard to the back of your |
and typing are not | computer, and then restart your computer. |
recognized by the |
|
computer |
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Mouse (with cable) does not work or is not detected
Disconnect and reconnect the mouse cable to your computer.
If the mouse is still not detected, turn off the computer, disconnect and reconnect the mouse cable, and then restart the computer.
10 Chapter 5 Troubleshooting
