Keysight N9038A MXE Service Guide 667
Tests
Before Performing a Functional Test
Before Performing a Functional Test
1. Ensure that you have the proper test equipment.
2. Switch on the unit under test (UUT) and let it warm up (in accordance with
warm-up requirements in the instrument specifications).
3. Allow sufficient warm-up time for the required test equipment (refer to
individual instrument documentation for warm-up specifications).
4. Ensure that the analyzer’s frequency reference is set to Internal:
a. Press the Input/Output, More, Freq Ref In keys.
b. If the Freq Ref In softkey does not show Internal, press the Freq Ref
In softkey and select Internal.
5. Following instrument warm-up, perform the auto align routine:
Press System, Alignments, Align Now, All.
6. Run the EMI receiver internal RF preselector alignments by pressing
System, Alignments, More, RF Preselector, Align Now, 20 Hz to 3.6 GHz.
Functional test accuracy depends on the precision of the test equipment used. Ensure that all of
the test equipment is calibrated before running a functional test.
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