Keysight NFA Series Noise Figure Analyzers Service Guide
473
Post-Repair Procedures
Post-Repair Procedures
Table 16-1
Post-Repair Testing Requirements
Assembly
Adjustments to Perform
(in the order listed)
a
Performance Verifications to Perform After
Adjustments
A1A2
Front Panel
Interface
None
Residual Responses
Displayed Average Noise Level
A1A3
Liquid Crystal
Display
None
Residual Responses
Displayed Average Noise Level
A2
Analog I.F.
Assembly
IF Frequency Response
Power Bandwidth Accuracy
Resolution Bandwidth Switching Uncertainty
Residual Responses
Displayed Average Noise Level
I.F. Frequency Response
Absolute Amplitude Accuracy
Display Scale Fidelity
A3
Digital I.F.
Assembly
FPGA Synchronization
b
Power Bandwidth Accuracy
Resolution Bandwidth Switching Uncertainty
Residual Responses
Displayed Average Noise Level
I.F. Frequency Response
Absolute Amplitude Accuracy
Display Scale Fidelity
A4
CPU Assembly
BIOS Settings Verification
Set Instrument Time and Date
c
Residual Responses
Displayed Average Noise Level
A4BT1
Battery
BIOS Settings Verification
Set Instrument Time and Date
Residual Responses
Displayed Average Noise Level
A5
Disk Drive
d
Accept End User License Agreement (EULA)
Instrument Software Update
e
All Adjustments
Residual Responses
Displayed Average Noise Level
Frequency Response (All Tests)
A6
Power Supply
None
Residual Responses
Displayed Average Noise Level
Spurious Responses
A7
Midplane board
None
Residual Responses
Displayed Average Noise Level
A8
Motherboard
None
Residual Responses
Displayed Average Noise Level
Содержание N8973B
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Страница 44: ...44 Keysight NFA Series Noise Figure Analyzers Service Guide Overview How to Return Your Instrument for Service ...
Страница 132: ...132 Keysight NFA Series Noise Figure Analyzers Service Guide Instrument Messages Condition Messages ...
Страница 228: ...228 Keysight NFA Series Noise Figure Analyzers Service Guide RF Section Troubleshooting N8976B Troubleshooting ...
Страница 268: ...268 Keysight NFA Series Noise Figure Analyzers Service Guide Analog Digital IF Troubleshooting 25 MHz BW IF Section ...
Страница 322: ...322 Keysight NFA Series Noise Figure Analyzers Service Guide Block Diagrams Block Diagrams Block Diagrams ...
Страница 332: ...332 Keysight NFA Series Noise Figure Analyzers Service Guide Block Diagrams Block Diagrams NFA Computer Block Diagram ...
Страница 350: ...350 Keysight NFA Series Noise Figure Analyzers Service Guide Service and Diagnostics Menus Front Panel Key Test ...
Страница 470: ...470 Keysight NFA Series Noise Figure Analyzers Service Guide Assembly Replacement Procedures Front Frame Assembly ...