Panasonic CF-27 Series Operating Instructions Manual page 24

Dealing With Problems
Display
No display after powering
on
The power has not been cut,
but after a certain period of
time, there is no display
The resolution of the display
cannot be changed
An afterimage appears(i.e.,
green, red, and blue dots re-
main on the display) or
there are dots not display-
ing the correct colors
The motion of the mouse
cursor is not smooth
The cursor does not move in
scrolling area of the touch
pad
The cursor cannot be con-
trolled
During simultaneous dis-
play, the2 screen of the ex-
ternal display becomes dis-
ordered
Touchscreen
Unable to input by
touching the display
24
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 Fn + F3 .
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 dis-
play.
Has the computer been set to the power-saving mode?
To resume operation of your computer from ECO mode, press any key.
To save power, your computer may have automatically entered the suspend or hibernation
mode. ( "Computing On the Road")
Set [None] for [Wallpaper] in [Start] - [Settings] - [Control Panel] - [Display] - [Background],
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 0.002% or less of the picture elements are func-
tioning properly), no defect is considered to exist.
Select [Start] - [Settings] - [Control Panel] - [Mouse] - [Motion] and add the check mark
for [Show trails].
When the Microsoft ® IntelliMouse
pad, only scroll operations are possible for the right part or bottom part of the touch pad. In
this case, cursor operations are possible by using the work surface excluding the right part or
bottom part. When no mode is set, the entire surface of the touch pad can be used for cursor
operations. ( page 12)
Restart the computer by using the keyboard (e.g.,
Try changing the display by pressing Fn + F3 .
Has the Setup Utility been used to set [Serial Port B] to [Touchscreen]? (
Utility")
Confirm that the setting for resource in [Start] - [Programs] - [Touchscreen] - [Touchscreen
Control] - [Hardware Control] and the setting for [Base I/O] in [Serial Port B:] of the Setup
Utility are appropriate.
When mouse drivers are installed (i.e. Intellimouse), the touchscreen may at times be un-
able to be used. In such cases, reinstall the touchscreen driver.(
Replicator")
TM Wheel mode or the original mode is set for the touch
).
"Setup
"Note" of "Port