Panasonic Toughbook CF-19DDGZXVM Operating Instructions Manual page 28

Troubleshooting (Basic)
Entering Password
On the [Enter Password]
screen, the password cannot
be entered.
Even after entering the pass-
word (
)/ Locked
( )/Type your
password, is displayed again.
Cannot log on to Windows.
("The user name or pass-
word is incorrect." is dis-
played.)
Shutting down
Windows does not shut
down.
Display
No display.
The screen is dark.
The screen is disordered.
During Simultaneous display,
one of the screens becomes
disordered.
The external display does
not work normally.
28
The computer may be in ten-key mode.
If the NumLk indicator
input.
The computer may be in ten-key mode.
If the NumLk indicator
input.
The computer may be in Caps Lock mode.
If the Caps Lock indicator
mode, and then input.
The user name (account name) includes an "@" mark.
- If another user account name exists:
Log on to Windows using another user account name, and delete the account name
that includes "@". Then create a new account name.
- If no other account name exists:
You need to reinstall Windows (
Remove the USB device and the ExpressCard.
Wait one or two minutes. It is not a malfunction.
The external display is selected. Press
until the display has been switched completely before pressing
again.
When using an external display,
Check the cable connection.
Turn on the display.
Check the settings of external display.
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
The computer entered sleep (
the power-saving function. To resume, press the power switch.
*2
Windows 7 only
The screen is darker when the AC adaptor is not connected. Press
the brightness. As you increase the brightness, battery consumption increases.
You can separately set the brightness for when the AC adaptor is connected and when
not connected.
Press Fn + F8 to turn off the concealed mode.
Changing the number of display colors and resolution may affect the screen. Restart the
computer.
Connecting/disconnecting an external display may affect the screen. Restart the com-
puter.
When using the Extended Desktop, use the same display colors for the external display
as those used by the LCD.
If you continue to experience problems, try changing the display.
Right-click on the desktop, and click [Graphics Properties] - [Display Devices].
Clicking [start] - [Control Panel] - [Other Control Panel Options] - [Intel(R) GMA Driver
for Mobile] - [Display Devices].
When the [Command Prompt] is set to "Full Screen" by pressing
Enter
, the picture is displayed on one of the screens only. When the window display is
Alt
restored by pressing
Simultaneous display cannot be used until Windows startup is complete (during Setup
Utility, etc.).
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.
NumLk
lights, press to disable the ten-key mode, and then
NumLk
lights, press to disable the ten-key mode, and then
Caps Lock
lights, press
page 24).
Fn F3
+ or
Ctrl
) /standby (
Enter
+ , the picture is displayed on both screens.
to disable the Caps Lock
P
*2 to switch the display. Wait
+
Fn + F3 or P
+
.
) or hibernation by
Fn F2
+ and adjust
Alt
*2
+