FUJITSU LIFEBOOK B142 User Manual
Page 84
T r o u b l e s h o o t i n g
L i f e B o o k B S e r i e s f r o m F u j i t s u
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5. The notebook turned on with a series
5. Power On Self Test (POST) has detected a
of beeps.
failure which does not allow the display to
operate. Contact your support representative.
The display goes blank by itself after you have
1. The notebook has gone into Video timeout,
1. Use the keyboard or pointer and if that does
been using it.
Standby mode, Suspend mode or Save-to-
not restore operation, push the Suspend/
Disk mode because you have not used it for
Resume button. You may want to change
a period of time.
your PowerPanel settings or close your
application and go to the setup utility
Power Savings menu and adjust the
timeout values to better suit your needs.
2. Something is pushing on the Closed
2. Clear the Closed Cover switch.
Cover switch.
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.
The Built-in Display does not close.
1. A foreign object, such as a paper clip, is stuck
1. Remove all foreign objects from
between the display and the keyboard.
the keyboard.
The Built-in Display has bright or dark spots.
1. If the spots are very tiny and few in number,
1. This is normal; do nothing.
this is normal for a large LCD display.
2. If the spots are numerous or large enough to
2. Display is faulty; contact your
interfere with your operation needs.
support representative.
Five
Symptom
Possible Cause
Possible Solution
The built-in display is blank when you turn on
your notebook (continued).