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3 Notes concerning Personal Computer
2.1 Site requirements 7
2.2 General precautions 7
2.3 Operation, maintenance, service procedures 7
2.4 Miscellaneous Precautions 10
The system comes with two personal computers (PC) whose operation
system is Windows. The following notes and caution apply to both
PC. There are no serviceable parts inside.
3.1 Operation system
• Never install or update the operation system.
• Never change the screen size, the number of colors and their color
palette, the font and its size, and the refresh frequency.
• Never activate a screen saver.
If you do so, the displays may be disturbed or not visible and the
system may not work normally or hang up. If possible, bring the
system back into its ground state and, if required, restart it. Otherwise
a service visit causing additional costs may be required.
3.2 Hardware
• Never install additional hardware.
• Never connect external hardware.
• Never attach hardware to the interfaces used to operate your
system.
• Never modify the current hardware or the settings for their
drivers.
If you do so, the system may not work normally and a service visit
causing additional costs may be required. The only exception is a
network which can be connected at the installed network boards.
3.3 Software
• Never install additional software.
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