Keysight M937xA PXIe Service Guide 2-45
Tests, Adjustments, and Troubleshooting
Adjustments
Adjustments
These adjustments are firmware-driven tests that are used to fine-tune your
analyzer. If multiple adjustments are to be performed, perform them in the
order listed.
- 10 MHz Frequency Reference Adjustment
- Source Adjustment
- Receiver Adjustment
10 MHz Frequency Reference Adjustment
The 10 MHz frequency adjustment is used to adjust the frequency accuracy of
the network analyzer’s 10 MHz frequency reference.
Equipment Used for the 10 MHz Frequency Reference Adjustment
Procedure
1. Make the proper connections for your GPIB equipment. Refer to “Get the
Hardware Required for your GPIB Instruments” on page 2-5.
2. Press Utility > System > Service > Adjustments.
3. In the Select Desired Adjustment dialog box, click 10 MHz Freq
Adjustment.
4. Follow the instructions and prompts as they are displayed. Ensure the GPIB
settings are correct if using the automated mode of operation.
Equipment Type Model or Part Number Alternate Model or Part Number
Cable, BNC, 50 Ohm, 24 inch 8120-1839 Any equivalent
Frequency counter
53151A, Option 001
a
Any that will accurately measure a
signal at 10 MHz
a. Refer to “Get the Hardware Required for your GPIB Instruments” on page 2-5.
This adjustment typically adjusts to within ±0.01 ppm.