Battery Indicator - Panasonic CF-71 Series Supplementary Instructions Manual

Dealing With Problems

Battery Indicator

The red indicator lights.
Repeated beeping sound
while the computer is in
use.
The red indicator blinks
After the AC adapter is
connected, the orange indi-
cator blinks five times
Display
No display after powering
on
The power has not been
cut, but after a certain pe-
riod of time, there is no dis-
play
The resolution of the dis-
play cannot be changed
An afterimage appears
(e.g., green, red, and blue
dots remain on the display)
or there are dots not dis-
playing the correct colors
During simultaneous dis-
play, the screen of the ex-
ternal display becomes dis-
ordered
The screen becomes disor-
dered
8
The battery level is low. Save your data and power off your computer.
After connecting the AC adapter or replacing with a fully charged battery pack, turn your
computer on.
The battery pack or recharging function may be defective. Quickly remove the battery
pack and disconnect the AC adapter, then connect them again.
If the problem persists, contact Panasonic Technical Support.
Unable to charge because of an improper temperature range. (
page 4)
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 exter-
nal 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.
To save power, your computer may have automatically entered the suspend or hibernation
mode. ( "Computing On the Road")
The Coffee Break Password may have been set. In such cases, perform the following
steps.
1 Press any key.
2 If the display remains dark, enter the Coffee Break Password and press Enter .
3 If the display continues to remain dark, press Enter again.
Set [None] for [Wallpaper] in [Start] - [Settings] - [Control Panel] - [Display] - [Background],
then press [OK]. Try changing the resolution again. 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 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.
Try changing the display by pressing Fn + F3 .
Changing the number of colors of the display may affect the screen. Restart the computer.
(Summary)
Operating Instructions