SIMATIC Rack PC 840 V2
Operating Instructions, Edition 05/2006, A5E00248055-04
2-1
Safety information
2
2.1
2.1
General safety instructions
Caution
Please observe the safety instructions on the back of the cover sheet of this documentation.
You should not expand your device unless you have read the relevant safety instructions.
This device is compliant with the relevant safety measures to IEC, EN, VDE, UL, and CSA. If
you have questions about the validity of the installation in the planned environment, please
contact your service representative.
Repairs
Only authorized personnel are permitted to repair the device.
Warning
Unauthorized opening and improper repairs can cause considerable damage to property or
danger for the user.
System expansions
Only install system expansion devices designed for this device. The installation of other
expansions can damage the system and violate the radio-interference suppression
regulations. Contact your technical support team or where you purchased your PC to find out
which system expansion devices may safely be installed.
Caution
If you install or exchange system expansions and damage your device, the warranty
becomes void.