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20
Troubleshooting
Troubleshooting (Basic)
n
Starting Up
Other startup problems.
l
Press
F9
in the Setup Utility (
è
Reference Manual
“Setup Utility”) to return the
Setup Utility settings (excluding the passwords) to the default values. Start the Setup
Utility and make the settings again.
l
Remove all peripheral devices.
l
Check to see if there was a disk error.
A
Remove all peripheral devices including an external display.
B
Perform either of the following procedures.
Right-click
at the bottom left corner of the Desktop screen.
Click on the Start screen.
Click
(Start) - [Computer].
C
Click [File Explorer].
D
Right-click
[Windows (C:)] /
[Local Disk (C:)], and click
[Properties].
E
Click [Tools] -
[Check] /
[Check Now...].
A standard user needs to enter an administrator password.
F
Follow the on-screen instructions.
l
Start the computer in Safe Mode and check the error details. When the [Panasonic] boot
screen disappears
*1
at startup, press and hold
F8
until the Windows Advanced Options
Menu is displayed. Select the Safe Mode and press
Enter
.
*1
When [Password on boot] is set to [Enabled] in the [Security] menu of the Setup Utility,
[Enter Password] appears after the [Panasonic] boot screen disappears. As soon as you
enter the password and press
Enter
, press and hold
F8
.
n
Entering Password
Even after entering the pass-
word, password input screen
is displayed again.
l
The computer may be in ten-key mode.
If the NumLk indicator lights, press
NumLk
to disable the ten-key mode, and then
input.
l
The computer may be in Caps Lock mode.
If the Caps Lock indicator lights, press
Caps Lock
to disable the Caps Lock
mode, and then input.
Cannot log on to Windows.
(“The user name or pass-
word is incorrect.” is dis-
played.)
l
The user name (account name) includes the “@” 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 (
è
page 14).
n
Shutting down
Windows does not shut
down.
l
Remove the USB device and the ExpressCard.
l
Wait 1 or 2 minutes. It is not a malfunction.
n
Display
No display.
l
The external display is selected. Press
Fn
+
F3
or +
P
to switch the display.
Wait until the display has been switched completely before pressing
Fn
+
F3
or +
P
again.
Then click the display mode.
l
When using an external display,
Check the cable connection.
Turn on the display.
Check the settings of external display.
l
The display is turned off by the power-saving function. The screen returns to the original
state when you operate keyboard or screen. When operating the keyboard, press a key
that does not affect the computer operation, such as
Ctrl
.
l
The computer entered sleep or hibernation by the power-saving function. To resume,
press the power switch.