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CHAPTER 6: TROUBLESHOOTING
Display
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
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
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.
•