Panasonic Toughbook CF-19AHJAX1M Reference Manual page 145

Troubleshooting (Advanced)
Others
No response.
Press Ctrl + Shift + Esc to open Task Manager and close the software
application.
An input screen (e.g., password input screen at startup) may be hidden behind
another window. Use Alt + Tab to check.
Shut down by sliding and holding the power switch for 4 seconds or longer, and
turn on the computer and open the application again. If Windows runs correctly,
but the application software does not start, perform the following procedure.
A
Click (Start) - [Control Panel] - [Uninstall a program].
Click [start] - [Control Panel] - [Add or Remove programs].
Remove the failing application software.
B
Reinstall the application software.
C
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