Service Guide
Page 141
Make sure the computer has power by checking at least one of the following occurs: • Fans start up • Status LEDs light up If there is discovered. 6. Reconnect the power and reboot the computer. 4. Remove any stored power by pressing Fn+... "LCD Failure" on page 41). 8. If the computer boots correctly, add the devices one by pressing Fn+F5. No Display Issue If the Display doesn't work, perform the following actions one at a time to correct the problem. 1. If the POST or video appears on the external display, see "Power On Issue...
Make sure the computer has power by checking at least one of the following occurs: • Fans start up • Status LEDs light up If there is discovered. 6. Reconnect the power and reboot the computer. 4. Remove any stored power by pressing Fn+... "LCD Failure" on page 41). 8. If the computer boots correctly, add the devices one by pressing Fn+F5. No Display Issue If the Display doesn't work, perform the following actions one at a time to correct the problem. 1. If the POST or video appears on the external display, see "Power On Issue...