Panasonic CF-F8 User Manual

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Get
ting St
arted
U
seful In
formati
on
Troubleshooting
Appendix
Troubleshooting (Basic)/Error Code/Message
Cannot resume.
z
One of the following operations may have been carried out.
• In standby mode, the AC adaptor or battery pack was disconnected, or a peripheral 
was connected or disconnected.
• The power switch was slid for four seconds or longer to forcibly turn off the computer.
Slide the power switch to turn on the computer. Data not saved will be lost.
Other startup problems.
z
Check to see if there was a disk error.
A
Remove all peripheral devices including an external display.
B
Click [start] - [My Computer] and right-click [Local Disk (C:)], and click [Properties].
C
Click [Tools] - [Check Now].
• A standard user needs to enter an administrator password.
D
Select the option in [Check disk options] and click [Start].
z
Start the computer in Safe Mode and check the error details. (
Î
page 25 “
Windows 
does not
 start up”.)
„
Shutting Down
Windows does not shut 
down.
z
Remove all peripheral devices.
z
Wait one or two minutes. It is not a malfunction.
„
Password
Even after entering the pass-
word, a message appears 
requesting to type it again.
z
If 
 lights up, press 
NumLk
 to disable the ten-key mode, and then input.
z
If 
 lights up, press 
Caps Lock
 to disable the Caps Lock mode, and then input.
„
Display
When the screen becomes 
black for a moment.
z
When you set [Intel video driver power saving function (Intel(R) Display Power Saving Tech-
nology)] of Power Saving Utility to [Enabled], if you do the following operations, the screen 
becomes black for a moment, but this is not a malfunction. You can use it.
• Adjust the brightness of the screen with 
Fn
 + 
F1
 / 
Fn
 + 
F2
.
• Remove and insert the AC adaptor.
While you are using motion video playback software, benchmark software for graphic, if 
error screen is displayed or application software does not function normally, set [Intel video 
driver power saving function (Intel(R) Display Power Saving Technology)] to [Disable].
No display.
z
The external display is selected. Press 
Fn
 + 
F3
 to switch the display. Wait until the dis-
play has been switched completely before pressing 
Fn
 + 
F3
 again.
z
The display is turned off by the power-saving function. To resume, do not press the direct 
selection keys, but press any other key like 
Ctrl
.
z
The computer entered standby or hibernation by the power-saving function. To resume, 
slide the power switch.
z
The screen may become darker. Press 
Fn
 + 
F2
 to make the screen brighter.
The screen is disordered.
z
Changing the number of display colors and resolution may affect the screen. Restart the computer.
z
The refresh rate of the internal LCD may be 40 hertz. Change the refresh rate of the internal LCD.
A
Click [start] - [Control Panel] - [Other Control Panel Options] - [Intel(R) GMA Driver 
for Mobile].
B
Click [Display Settings].
C
If [Refresh Rate] of the Notebook is [40 Hertz], change to [60 Hertz] and click [OK].
The external display does 
not work normally.
z
If the external display does not support the power saving function, it may not work nor-
mally when the computer enters the power saving mode. Turn off the external display.
„
Battery
The battery indicator is 
lights red.
z
The battery level is very low (the charge is approx. 9% or less).
z
Connect the AC adaptor. You can use the computer when the indicator light is orange. If 
you do not have an AC adaptor, save your data and power off your computer. After 
replacing the battery pack with a fully charged one, turn your computer on again.
„
Starting Up and Standby and Hibernation Mode