Display Problems - Toshiba PORTEGE R500 Series User Manual

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 simultaneously again to return the display priority to its
F5
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.
❖
Try adjusting the contrast and brightness controls on the
external monitor.
❖
Press
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.
The built-in screen flickers.
Some flickering is a normal result of the way the screen produces
colors. To reduce the amount of flickering, try using fewer colors.
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.
and simultaneously to make sure the display
Fn F5
If Something Goes Wrong
Resolving a hardware conflict
Enter
. If no password is
Fn and F5
181
Fn