Agilent Technologies N4413A User Manual page 171

Maintenance and Troubleshooting
Contacting Agilent
Make sure the following information is readily available when you call:
• the serial number of the test set
• a list of any options or accessories installed in or in use with the test set
• the type of GPIB board in your computer
• any information you can supply about the DUT
• the nature of the problem
• the version number of software
Chapter 6 161