Toshiba Satellite 1955 User Guide - Page 199

The screen does not look right

Page 199 highlights

199 If Something Goes Wrong Resolving a hardware conflict You may have activated the instant password feature by pressing Fn and F1 simultaneously. If you have registered a password, press the Enter key, type the password and press Enter. If no password is registered, press Enter. 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. If this does not correct the problem, press Fn and F5 simultaneously again to return the display priority to its previous setting. You may have to cycle through the Fn/F5 options by pressing and holding the Fn key while releasing the F5 several times. Wait approximately five seconds between each F5 selection. For more information, refer to "Display modes" on page 228. If you are using an external monitor: ❖ Check that the monitor is turned on. ❖ Check that the monitor's power 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. The screen does not look right. You can change the display settings by clicking a blank area of the desktop with the secondary control button, then clicking Properties. This opens the Display Properties dialog box. The Appearance tab of this dialog box allows you to choose the colors for the screen. The Settings tab allows you to choose the screen resolution.

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199
If Something Goes Wrong
Resolving a hardware conflict
You may have activated the instant password feature by
pressing
Fn
and
F1
simultaneously. If you have registered a
password, press the
Enter
key, type the password and press
Enter
. If no password is registered, press
Enter
. 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. If this does not correct the problem,
press
Fn
and
F5
simultaneously again to return the display
priority to its previous setting. You may have to cycle through
the
Fn/F5
options by pressing and holding the
Fn
key while
releasing the
F5
several times. Wait approximately five
seconds between each
F5
selection. For more information,
refer to
“Display modes” on page 228
.
If you are using an external monitor:
Check that the monitor is turned on.
Check that the monitor’s power 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.
The screen does not look right.
You can change the display settings by clicking a blank area
of the desktop with the secondary control button, then
clicking Properties. This opens the Display Properties dialog
box. The Appearance tab of this dialog box allows you to
choose the colors for the screen. The Settings tab allows you
to choose the screen resolution.