Dell Alienware Area-51 Alienware Desktop Manual - Page 55

Display, Mouse, If the display is blank

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CHAPTER 6: TROUBLESHOOTING Display Mouse If the display is blank The computer may be in a power saving mode: Press a key on the keyboard or press the power button to resume normal operation. Test the electrical outlet: Ensure that the electrical outlet is working by testing it with another device, such as a lamp. If the display is difficult to read The mouse is not working • Check if the mouse cable is properly connected to the USB connector on your computer. • Check if the mouse cable is damaged. If the mouse cable is damaged, the mouse will have to be replaced. • Restart your computer. • Try a mouse that you know works in the same connector, to ensure that the USB connector is working. • Reinstall the device driver. Adjust the Windows display settings: Windows Vista® 1. Click Start → Control Panel→ Hardware and Software→ Personalization→ Display Settings. 2. Adjust Resolution and Colors settings, as needed. Windows® 7 1. Click Start → Control Panel→ Appearance and Personalization→ Display. 2. Adjust Resolution and Calibrate color, as needed. 055 /055

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CHAPTER 6: TROUBLESHOOTING
Display
If the display is blank
°e computer may be in a power saving mode:
Press a key on the keyboard or press the power button to resume normal
operation.
Test the electrical outlet:
Ensure that the electrical outlet is working by testing it with another device, such
as a lamp.
If the display is difficult to read
Adjust the Windows display settings:
Windows Vista
®
Click
1.
Start
Control Panel
Hardware and Software
Personalization
Display Settings
.
Adjust
2.
Resolution
and
Colors settings
, as needed.
Windows
®
7
Click
1.
Start
Control Panel
Appearance and Personalization
Display
.
Adjust
2.
Resolution
and
Calibrate color
, as needed.
Mouse
°e mouse is not working
Check if the mouse cable is properly connected to the USB connector on
your computer.
Check if the mouse cable is damaged. If the mouse cable is damaged, the
mouse will have to be replaced.
Restart your computer.
Try a mouse that you know works in the same connector, to ensure that the
USB connector is working.
Reinstall the device driver.