3-8 Service Guide N5230-90014
Tests and Adjustments PNA Series Microwave Network Analyzers
ANSI/NCSL Z540–1–1994 Verification N5230A
ANSI/NCSL Z540–1–1994 Verification
To meet the criteria for ANSI/NCSL Z540-1-1994, perform the preliminary checks and all 
performance tests without stopping to repair or adjust
1
. Refer to Figure 3-1 for test flow. 
Print data at the completion of all the tests, even if you are aware that the analyzer did not 
pass. If there is a failure, complete the verification before you troubleshoot, repair, and 
adjust. After the failure has been corrected, repeat the entire set of performance tests and 
generate a new set of data.
Figure 3-1 ANSI/NCSL Z540–1–1994 Test Path Verification Flowchart
1.  Stop only in case of a catastrophic failure or cable connector damage