7-38 Keysight N9923A Service Guide
Repair and Replacement Procedures
Removing and Replacing the Measurement Group Assemblies
7-
Replacing the RF Assembly Including the A4 RF Board
1.
Separate the front and rear cases. Refer to
“Separating the Front and Rear
.
2.
Remove all measurement group assemblies as one unit. Refer to
“Removing All Measurement Group Assemblies as One Unit” on
.
3.
Disconnect the flexible RF cables from the A4 RF board; it is not necessary
to disconnect the cables from the A5 system board. Refer to
the A6 SOM Board and Flexible RF Cables” on page 7-32
.
4.
Remove the A5 system board. Refer to
“Replacing the A5 System Board”
5.
Remove the BNC connector, nut, and washer from the old RF assembly
and install them in the new RF assembly. Note: Cable W3 includes the
BNC connector.
6.
Reinstall the A5 system board onto the new RF assembly. Refer to
“Replacing the A5 System Board” on page 7-35
.
7.
Re-connect the flexible RF cables to the A4 RF board. Refer to
the A6 SOM Board and Flexible RF Cables” on page 7-32
.
8.
Perform the steps under
Содержание N9923A
Страница 1: ...Service Guide Keysight N9923A FieldFox RF Vector Network Analyzer 2 MHz 4 GHz 2 MHz 6 GHz ...
Страница 23: ...2 8 Keysight N9923A Service Guide General Product Information Keysight Support Services and Assistance 2 ...
Страница 33: ...3 10 Keysight N9923A Service Guide Tests and Adjustments Test Software and Information Available on the Web 3 ...
Страница 81: ...6 14 Keysight N9923A Service Guide Replaceable Parts Replaceable Parts Listings 6 ...