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T r oubleshooting
LifeBook C Series from Fujitsu
77
Problem Possible Cause Possible Solution
Five
The built-in display is blank when you 3. The angle of the display and the brightness 3. Move the display and the brightness control
turn on your notebook (continued.) settings are not adequate for your until you have adequate visibility.
lighting conditions.
4. The power management timeouts may be 4. Press any key or move the pointer, if this
set for very short intervals and you failed to doesn’t work press the Suspend/Resume
notice the display come on and go off again. button. (The display may be shut off
by Standby mode, Auto Suspend, or
Video Timeout.)
5.
The notebook turned on with a series of beeps.
5. Power On Self Test (POST) has detected a
failure which does not allow the display to
operate. Contact your support representative.
The display goes blank by itself after you 1. The notebook has gone into Video timeout, 1 Use the keyboard or pointer and if
have been using it.
Standby mode, Suspend mode or Save-to-Disk
that does not restore operation, push the
mode because you have not used it for a Suspend/Resume button. You may want
period of time. to close your application and go to the setup
utility Power menu and adjust the timeout
values to better suit your operation needs.
2. Something is pushing on the Closed 2. Clear the Closed Cover switch.
Cover switch. (See Figure 1-3 on page 5.)
3. The power management timeouts may be set 3. Press any key or move the pointer,
for very short intervals and you failed to notice if this doesn’t work press the
the display come on and go off again. Suspend/Resume button.