Dealing With Problems (Advanced) - Panasonic CF-17 Reference Manual

Dealing With Problems
Display
No display after powering
on
The power has not been
turned off, but after a cer-
tain period of time, there
is no display
The resolution of the dis-
play cannot be changed
An afterimage appears(i.e.,
green, red, and blue dots
remain on the display) or
there are dots not display-
ing the correct colors
The motion of the mouse
cursor is not smooth
The cursor cannot be con-
trolled
During simultaneous dis-
play, the screen of the ex-
ternal display becomes
disordered
The external display no
longer displays properly
At the time of purchase, the display setting is preset for an external display. If you
connect an external display, the screen is displayed on the external display.
When there is no display to an external display,
• Check your cable connection to the external display.
• Confirm your display is powered on.
• Check the settings for your external display.
Try changing the display by pressing
When displaying only through an external display, if the computer is shut down by
using the suspend or hibernation function, there will be no display on the LCD
unless the external display is connected when operations are resumed. In this
case, connect the external display.
Has the computer been set to the power-saving mode?
To resume operation of your computer from ECO mode, press any key (like Ctrl key).
To save power, your computer may have automatically entered the suspend or
hibernation mode. (
Set [None] for [Wallpaper] in [Start] - [Settings] - [Control Panel] - [Display] - [Back-
ground], and then press [OK]. Then, once again try changing the resolution. After
the change, be sure to restart the computer.
If an image is displayed for a prolonged period of time, an afterimage may appear.
This is not a malfunction. The afterimage will disappear when a different screen is
displayed.
High-precision and advanced technologies are necessary in the production of color
liquid crystal displays (color LCDs). Therefore, if 99.998% or more of the picture ele-
ments are functioning properly, no defect is considered to exist.
Select [Start] - [Settings] - [Control Panel] - [Mouse] - [Motion] and try to change the
speed.
Restart the computer by using the keyboard (e.g.,
Try changing the display by pressing
When an external display not compatible with the power saving mode is used with
the computer, the external display may no longer display properly when the computer
enters the ECO mode. In such cases, turn off the power to the external display.
(Advanced)
Fn + F3 .
)
page 15
Fn + F3 .
).
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