Toshiba M505 S4945 Satellite M505 Resource Guide - Page 55

Display problems, The keyboard produces unexpected characters., The screen is blank.

Page 55 highlights

If something goes wrong 55 computer via software, or follow the steps if your program stops responding (see "Problems that are easy to fix" on page 53). 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 Fn + F10 to turn off the cursor control mode light, or Fn + F11 to turn off the numlock light. 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 Fn and F1 simultaneously. If you have registered a password, press any key, type the password and press Enter. If no password is 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 Fn and F5 simultaneously (once). If this does not correct the problem, press Fn and F5 simultaneously again to return the display priority to its previous setting. HINT: Holding the Fn key and pressing the F5 key several times will advance you through the display options. 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. ❖ Try adjusting the contrast and brightness controls on the external monitor. ❖ Press Fn and F5 simultaneously to make sure the display priority is not set for the built-in screen.

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55
If something goes wrong
computer via software, or follow the steps if your program stops
responding (see “Problems that are easy to fix” on page 53).
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
Fn
+
F10
to turn off the cursor control mode
light, or
Fn
+
F11
to turn off the numlock light.
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
Fn
and
F1
simultaneously. If you have registered a password, press
any key, type the password and press
Enter
. If no password is
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
Fn
and
F5
simultaneously (once). If this does not correct the problem, press
Fn
and
F5
simultaneously again to return the display priority to its
previous setting.
HINT: Holding the
Fn
key and pressing the
F5
key several times will
advance you through the display options.
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.
Try adjusting the contrast and brightness controls on the
external monitor.
Press
Fn
and
F5
simultaneously to make sure the display
priority is not set for the built-in screen.