abasani,
Try the attached prgram to this post. It uses the System Exec VI to make a system level call to run the DAQ Diagnostic Utility executable.
Hope this helps!
Abhinav T.
Applications Engineer
National Instruments
Abhinav T.
Applications Engineering
National Instruments India
LabVIEW Introduction Course - Six Hours
Getting Started with NI-DAQmx
Measurement Fundamentals