86 Chapter 4
Troubleshooting
Performance test failure troubleshooting
Performance test failure troubleshooting
This section describes the adjustment and troubleshooting procedures when the E5071C
fails the performance tests. If the performance of the instrument is critical for the test limits
and seems to be adjustable, perform first the adjustment(s) related to the failed test. When
the test result is far from the tolerance of the test or the performance is not adjustable,
isolate the faulty assembly in accordance with the "Performance tests failure
troubleshooting procedure". This is for the purpose to find the parts should be replaced on
the fail of the performance test, so it is recommended to execute all of the adjustment and
performance test as final step, in the case of finishing the troubleshooting.
Recommended adjustment for performance test failure
Table 4-6 and Table 4-7 show the recommended adjustments when the performance test
fails. Select the adjustment program corresponding to the recommended adjustment and
perform the adjustment.
NOTE There are no adjustment related to trace noise, crosstalk and system dynamic range.
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