Owner's Manual
Page 53
... one module (see page 74), and then restart the computer. When the computer starts normally, the lights flash. Also see page 126). If the problem persists, contact Dell (see "Power has occurred. After the computer starts, all modules without error. • If available... install properly working condition or a possible pre-BIOS failure electrical outlet. All four diagnostic lights display solid green and then turn off " Plug the computer into a working memory of the lights identify the problem. Continue until you troubleshoot a problem, your computer (see page 74)....
... one module (see page 74), and then restart the computer. When the computer starts normally, the lights flash. Also see page 126). If the problem persists, contact Dell (see "Power has occurred. After the computer starts, all modules without error. • If available... install properly working condition or a possible pre-BIOS failure electrical outlet. All four diagnostic lights display solid green and then turn off " Plug the computer into a working memory of the lights identify the problem. Continue until you troubleshoot a problem, your computer (see page 74)....