Keysight P937 A Series Service Manual page 54

Tests, Adjustments, and Troubleshooting
Troubleshooting
6. If other equipment, cables, and connectors are being used with the analyzer
7. Review the procedure for the measurement being performed when the
8. Is the measurement being performed, and the results that are expected,
9. With a soft failure, the network analyzer's performance has degraded to an
10. If the problem is thought to be due to firmware, check to see if the
11. If the necessary test equipment is available, perform the
52
module, make sure they are clean, connected properly, and operating
correctly.
problem appeared. Are all the settings correct?
If the analyzer is not functioning as expected, return the unit to a known
state by clicking Utility > Preset.
within the specifications and capabilities of the analyzer? Refer to the online
Data Sheet at
http://literature.cdn.keysight.com/litweb/pdf/5992-2765EN.pdf
analyzer specifications.
unacceptable level, yet it continues to operate and display no error
messages. For this type of failure, TME performance tests must be
conducted to isolate the problem. If the network analyzer fails the TME
performance tests but pass the operator's check, the connector could be at
fault, consider change the connector by referring to
Replacement Procedure" on page
instrument has the latest firmware before troubleshooting further. Check for
firmware updates at https://www.keysight.com/find/usb-vna.
Check" on page 33 and
63.
"System Verification" on page
Keysight P937xA PXIe Service Guide
for
"Connector
"The Operator's
36.