424
Keysight NFA Series Noise Figure Analyzers Service Guide
Assembly Replacement Procedures
Front End Control Assembly
Front End Control Assembly
Removal
1.
Remove the instrument outer case. Refer to the
removal procedure.
2.
Remove the instrument top brace. Refer to the
removal
procedure.
3.
. Remove the ribbon cables W16, W17, and W18 and
the wire harness W22 from the Front End Control assembly
(1)
.
4.
The Front End Control assembly can now be unplugged from the
motherboard by leveraging up on the ejector and lifting the board up on
the other side.
W22 will not be present on the N8973B.
N8976B will have the Enhanced Front End Control Assembly which will
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 ...