Lenovo ThinkPad 300 Service Guide - Page 25

Problem, Solution

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Problem: When you turn on the computer, only a white cursor appears on a blank screen. Solution: Note: If you have modified a partition on your HDD or SSD by using a partition software, information about that partition, or the master boot record, may have been destroyed. 1. Turn off the computer, and then turn it on again. 2. If you still see only the cursor on the screen, do the following: v If you have used the partition software, examine the partition on the HDD or SSD by using the software, and recover the partition if required. v Using either of the following methods, restore the system by returning it to the state as received from the factory. - Enter the Rescue and Recovery workspace only on your HDD model. - Use the recovery discs. For details about restoring the contents as received from the factory, see Chapter 4, "Recovery options," on page 31. 3. If the problem persists, have the computer serviced. Problem: The screen goes blank while the computer is on. Solution: Your screen saver or power management may be enabled. Do either of the following: v Move the TrackPoint or press a key to exit the screen saver. v Press the power switch to resume from sleep (standby) or hibernation. Problem: The computer does not respond. Solution: 1. Turn off the computer by pressing and holding the power switch for 4 seconds or more. 2. If the computer still does not respond, remove and reinstall the AC adapter and the battery. Your computer might lock when it enters sleep (standby) mode during a communication operation. Disable the sleep (standby) timer when you are working on the network. Chapter 3. Solving computer problems 17

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Problem:
When
you
turn
on
the
computer,
only
a
white
cursor
appears
on
a
blank
screen.
Solution:
Note:
If
you
have
modified
a
partition
on
your
HDD
or
SSD
by
using
a
partition
software,
information
about
that
partition,
or
the
master
boot
record,
may
have
been
destroyed.
1.
Turn
off
the
computer,
and
then
turn
it
on
again.
2.
If
you
still
see
only
the
cursor
on
the
screen,
do
the
following:
v
If
you
have
used
the
partition
software,
examine
the
partition
on
the
HDD
or
SSD
by
using
the
software,
and
recover
the
partition
if
required.
v
Using
either
of
the
following
methods,
restore
the
system
by
returning
it
to
the
state
as
received
from
the
factory.
–
Enter
the
Rescue
and
Recovery
workspace
only
on
your
HDD
model.
–
Use
the
recovery
discs.
For
details
about
restoring
the
contents
as
received
from
the
factory,
see
Chapter
4,
“Recovery
options,”
on
page
31.
3.
If
the
problem
persists,
have
the
computer
serviced.
Problem:
The
screen
goes
blank
while
the
computer
is
on.
Solution:
Your
screen
saver
or
power
management
may
be
enabled.
Do
either
of
the
following:
v
Move
the
TrackPoint
or
press
a
key
to
exit
the
screen
saver.
v
Press
the
power
switch
to
resume
from
sleep
(standby)
or
hibernation.
Problem:
The
computer
does
not
respond.
Solution:
1.
Turn
off
the
computer
by
pressing
and
holding
the
power
switch
for
4
seconds
or
more.
2.
If
the
computer
still
does
not
respond,
remove
and
reinstall
the
AC
adapter
and
the
battery.
Your
computer
might
lock
when
it
enters
sleep
(standby)
mode
during
a
communication
operation.
Disable
the
sleep
(standby)
timer
when
you
are
working
on
the
network.
Chapter
3.
Solving
computer
problems
17