Appendix B Technical Support and Professional Services
NI PXI-8109 User Manual B-2 ni.com
Alliance Partner members can help. To learn more, call your local 
NI office or visit 
ni.com/alliance.
• Declaration of Conformity (DoC)—A DoC is our claim of 
compliance with the Council of the European Communities using 
the manufacturer’s declaration of conformity. This system affords 
the user protection for electromagnetic compatibility (EMC) and 
product safety. You can obtain the DoC for your product by visiting 
ni.com/certification.
• Calibration Certificate—If your product supports calibration, 
you can obtain the calibration certificate for your product at 
ni.com/calibration.
You also can visit the Worldwide Offices section of 
ni.com/niglobal 
to access the branch office Web sites, which provide up-to-date contact 
information, support phone numbers, email addresses, and current events.