Keysight N5224B, Service Manual

Page: 63 / 614

Keysight N5224B/25B Service Guide 3-31
Tests and Adjustments
Performance Tests
Performance Tests
The performance tests verify the electrical performance of your PNA. These
performance tests are included in the analyzer’s firmware with Option
S93898A. Your analyzer is automatically configured for each individual test.
The model numbers of the equipment used by these performance tests are
specified under “Required Service Test Equipment” on page 2-4 .
There are nine tests in the Option S93898A performance test package:
— Source Power Accuracy Test
— Source Maximum Power Output Test
— Source Power Linearity Test
— Frequency Accuracy Test
— Trace Noise Test
— Receiver Compression Test
— Noise Floor Test
— Calibration Coefficients Test
— Dynamic Accuracy Test
— Dynamic Accuracy at Low Frequency (Available with LFE Option
205/220/420/425)
— DC Continuity Test the LFE Board and Test Ports (Available with LFE
Option 205/220/420/425)
Source Power Accuracy Test
Function of the Test: To confirm the accuracy of the source output power of
your network analyzer over its full frequency range.
Specification Tested: Test Port Output–Power Level Accuracy
Equipment Used:
— Power meter
— Power sensors
— Any necessary adapters
Description of the Test:
1. The analyzer is Preset.
2. The analyzer is set up for a CW reflection measurement on the test port to
be measured.
3. A power sensor is connected to the test port, using any necessary
adapters.