Keysight Technologies Option 503 Service Manual page 545

Post-Repair Procedures
Post-Repair Procedures
Table 17-1 Post-Repair Testing Requirements (Continued)
Ad justments to Perform
Assembly
(in the order listed)
A15
FPGA Synchronization
Front End Control
Front End Controller Attenuator Adjustment
Assembly
Frequency Response (All Tests)
Attenuator Slope
TOI Adjustment
Effective DANL (NFE)
Characterize Noise Floor (NF2)
YTF Alignment (Press System, Alignments,
Advanced, Characterize Preselector)
A16
FPGA Synchronization
Reference
10 MHz Frequency Reference Adjust
Assembly
50 MHz Calibrator Amplitude Adjust
4800 MHz Calibrator Amplitude Adjust (MPB)
Instrument software A.10.52 or later.
A17 None
LED Board
A18 Press Input/Output, I/Q, I/Q Cable Calibrate
BBIQ Interface in IQ Analyzer mode
Board (Option BBA) Absolute Amplitude (Option BBA) Adjust
A19 FPGA Synchronization (b)
BBIQ Main Board
Press Input/Output, I/Q, I/Q Cable Calibrate
(Option BBA)
in IQ Analyzer mode
Absolute Amplitude (Option BBA) Adjust
A20 Assure 1st LO unlocked or unleveled
YTO messages do not appear.
A25 IF Frequency Response
Wideband Analog
IF (Option B1X)
A26
FPGA Synchronization
Wideband Digital
IF (Option B1X)
N9030A PXA Signal Analyzer Service Guide
a
b
b
b
Performance Verifications to Perform After
a
Ad justments
Residual Responses
Displayed Average Noise Level
Absolute Amplitude Accuracy
Frequency Response (All Tests)
Effective DANL
Frequency Reference Accuracy
Residual Responses
Displayed Average Noise Level
Frequency Readout Accuracy
Count Accuracy
Absolute Amplitude Accuracy
Phase Noise (All Tests)
Residual Responses
Displayed Average Noise Level
Residual Responses
Displayed Average Noise Level
Absolute Amplitude Accuracy at 250 kHz
Frequency Response Below 250 kHz
Frequency Response above 250 kHz
Channel Match
Residual Responses
Displayed Average Noise Level
Absolute Amplitude Accuracy at 250 kHz
Frequency Response Below 250 kHz
Frequency Response above 250 kHz
Channel Match
Residual Responses
Phase Noise
Frequency Response (all tests)
Noise Density
545