2.If the power light still does not come on, check the electrical outlet for power. Turn off your computer, unplug the power cord, and plug a lamp into the outlet. Turn it on to see if the outlet supplies power.
3.If you installed or removed any of your system components, such as a disk drive, check to make sure you have reconnected all the internal and external cables correctly.
4.If the electrical outlet is working and all the connections are secure but your computer still won’t start, call your dealer.
Note
If the computer starts but you can’t see anything on the screen, see “Monitor Problems,” below.
The Computer Does Not RespondIf your computer locks up and does not respond when you type on the keyboard, follow these steps:
1.Some operations take longer than others to complete. For example, the computer takes longer to sort a database than to display the time. If your computer still does not respond after a reasonable length of time, proceed to the next step.