Keysight N5241BU-622, Установочная инструкция

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23 Installation Note N5242-90123
Installation Procedure for the Upgrade
Step 16.Install the LED Boards and Test Port Coupler Assemblies to the Test
Set Front Plate
1. Remove two screws from each LED board and remove the boards from the 2-port test set front
plate of the PNA.
2. If your analyzer’s serial number is MY/SG/US5321 and above:
Remove the bulkhead connectors from the 2-port test set front plate of the PNA. They will be
installed later in the 4-port test set front plate.
3. Remove the 2-port test set front plate from the test set deck. The bulkhead connectors may be
discarded since they are not used in a 4-port configuration.
4. Follow the two instructions shown in Figure 9 .
Figure 9 LED Board Assemblies and Test Port Coupler Assemblies Installation