Keysight N9020A - Page 565

565
Post-Repair Procedures
Post-Repair Procedures
A16
Reference
Assembly
FPGA Synchronization
c
10 MHz Frequency Reference Adjust
50 MHz Calibrator Amplitude Adjust
4800 MHz Calibrator Amplitude Adjustment
(Option MPB)
Frequency Reference Accuracy
Residual Responses
Displayed Average Noise Level
Frequency Readout Accuracy
Count Accuracy
Absolute Amplitude Accuracy
Phase Noise (All Tests)
A17
LED Board
(Option BBA)
None Residual Responses
Displayed Average Noise Level
A18
BNC Interface
Board
(Option BBA)
Press
Input/Output, I/Q, I/Q Cable
Calibrate
Absolute Amplitude (Option BBA) Adjust
Residual Responses
Displayed Average Noise Level
Absolute Amplitude Accuracy at 250 kHz
Frequency Response Below 250 kHz
Frequency Response Above 250 kHz
Channel Match
A19
BBIQ Main Board
(Option BBA)
FPGA Synchronization
c
Press Input/Output, I/Q, I/Q Cable
Calibrate
Absolute Amplitude (Option BBA) Adjust
Residual Responses
Displayed Average Noise Level
Absolute Amplitude Accuracy at 250 kHz
Frequency Response Below 250 kHz
Frequency Response Above 250 kHz
Channel Match
A25
Wide Band Analog
IF
(Option B85, B1A,
B1X)
IF Frequency Response Noise Density
A26
Wide Band Digital
IF
(Option B85, B1A,
B1X)
FPGA Synchronization
c
SW1
Preselector
Bypass
Switch (Opt MPB)
Frequency Response (all tests)
Attenuator Slope
Hardware Statistical Reset
Frequency Response (all)
SW2
Preselector
Bypass
Switch (Opt MPB)
Frequency Response (all tests)
Attenuator Slope
Hardware Statistical Reset
Frequency Response (all)
Table 15-1 Post-Repair Testing Requirements (Continued)
Assembly
Adjustments to Perform
(in the order listed)
a
Performance Verifications to Perform After
Adjustments
a