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Your computer may be in Sleep mode and have a software or
resource conflict. When this happens turning the power on returns
you to the problem instead of restarting the system. To clear the
condition, press
computer via software, or follow the steps if your program stops
responding (see "Problems that are easy to fix" on page 37).
Clearing the condition may get the computer running, but it will not
solve a resource conflict. Read the documentation that came with
the conflicting device and "Resolving a hardware conflict" in your
electronic user's guide.
The keyboard produces unexpected characters.
A keypad overlay may be on. If the numlock light or cursor control
mode light is on, press
light, or
If the problem occurs when both the keypad overlays are off, make
sure the software you are using is not remapping the keyboard.
Refer to the software documentation and check that the program
does not assign different meanings to any of the keys.
Display problems
Here are some typical display problems and their solutions:
The screen is blank.
Display Auto Off may have gone into effect. Press any key to
activate the screen.
You may have activated the instant password feature by pressing
and
Fn
F1
any key, type the password and press
registered, press any key. The screen reactivates and allows you to
continue working.
If you are using the built-in screen, make sure the display priority is
not set for an external monitor. To do this, press
simultaneously (once). If this does not correct the problem, press
and
F5
simultaneously again to return the display priority to its
previous setting.
If you are using an external monitor:
❖ Check that the monitor is turned on.
❖ Check that the monitor's power cord/cable is firmly plugged
into a working power outlet.
❖ Check that the cable connecting the external monitor to the
computer is firmly attached.
,
, and
Ctrl
Alt
Fn
Fn
+
F11
to turn off the numlock light.
simultaneously. If you have registered a password, press
HINT: Holding the Fn key and pressing the F5 key several times will
advance you through the display options.
If something goes wrong
simultaneously. Then shut down the
Del
+
to turn off the cursor control mode
F10
Enter
. If no password is
39
and
Fn
F5
Fn
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