63
Dealing with Problems
(Advanced)
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 dis-
play) or there are dots not
displaying the correct
colors
The motion of the mouse
cursor is not smooth
The cursor cannot be
controlled
During simultaneous dis-
play, the screen of the
external display becomes
disordered
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 standby 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, press
Ctrl
.
To save power, your computer may have automatically entered the standby mode.
(
page 14
)
Set [None] for [Wallpaper] in [Start] - [Settings] - [Control Panel] - [Display] - [Back-
ground], select [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 pic-
ture elements either fail to light or remain constantly lit (that is, more than 99.998%
of elements are functioning properly), no defect is considered to exist.
Select [Start] - [Settings] - [Control Panel] - [Mouse] - [Motion] and try to change the
speed or acceleration.
Restart the computer by using the keyboard (e.g., ).
Try changing the display by pressing
Fn
+
F3
.
Display
Battery Indicator
The red indicator lights.
Repeated beeping sound
while the computer is in
use.
The red indicator blinks
After the AC adaptor is
connected, the orange in-
dicator blinks five times
The battery level is low. Save your data and power off your computer.
After connecting the AC adaptor or replacing the battery pack with a fully charged
one, turn your computer on.
The battery pack or recharging function may be defective. Quickly remove the
battery pack and disconnect the AC adaptor, then connect them again.
If the problem persists, contact Panasonic Technical Support.
Unable to charge because of an improper temperature range. (
"Precau-
tions")
