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3 Troubleshooting Your PC
If Your PC Does Not Start Properly
If Your PC Does Not Start Properly
Use this section if your PC does not start properly when you turn it on,
and you experience one of the following symptoms:
• Your PC’s display is blank and there are no error messages.
• You cannot start your PC from a modem.
• A POST error message is displayed.
Display is Blank and There Are No Error Messages
If your display is blank and there are no error messages when you turn
on your PC, follow this procedure:
1 Check external items.
2 Check internal items.
3 Rebuild your PC’s components.
Check External Items Be sure the following external items are functioning properly:
• Check that the computer and display are turned on. (The power light
should be illuminated.)
• Check the display’s contrast and brightness settings.
• Make sure that all cables and power cords are firmly plugged in.
• Make sure the power outlet is working.