Panasonic CF-53 Series Operating Instructions Manual page 28

Troubleshooting (Basic)
„ Starting Up
Other startup problems.
„ Entering Password
Even after entering the pass-
word, password input screen
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.
28
F9 in the Setup Utility (è
l Press
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 Open "Computer"
1. Right-click any empty location on the Start screen.
2. Click [All apps] on the app bar.
3. Click [Computer] under "Windows System".
Click (Start) - [Computer].
C Right-click [Local Disk (C:)], and click [Properties].
D Click [Tools] - [Check Now...].
Ÿ A standard user needs to enter an administrator password.
E Select the option in [Check disk options] and click [Start].
F Click [Schedule disk check] and restart the computer.
l
Start the computer in Safe Mode and check the error details. When the [Panasonic] boot
*1
screen disappears at startup, press and hold
Menu is displayed. Select the Safe Mode and press
*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
l The computer may be in ten-key mode.
If the NumLk indicator
input.
l The computer may be in Caps Lock mode.
If the Caps Lock indicator
mode, and then input.
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 22).
l Remove the USB device and the ExpressCard.
l Wait 1 or 2 minutes. It is not a malfunction.
l The external display is selected. Press
until the display has been switched completely before pressing
again.
l When using an external display,
Ÿ Check the cable connection.
Ÿ Turn on the display.
Ÿ Check the settings of external display.
l 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
l The computer entered sleep or hibernation by the power-saving function. To resume,
press the power switch.
Reference Manual "Setup Utility") to return the
F8 until the Windows Advanced Options
Enter , press and hold F8 .
NumLk to disable the ten-key mode, and then
lights, press
Caps Lock to disable the Caps Lock
lights, press
Fn + F3 or
Ctrl .
Enter .
P to switch the display. Wait
+
Fn + F3 or P
+