40 Installation Note N5222-90131
Description of the Upgrade
Installation Procedure for the Upgrade
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Step 26. Remove the Old A11 (x2) Direct Digital Synthesizer (DDS)
Assembly and Cables
This section contains the following:
— “A. Remove the DDS Cables”
— “B. Remove the DDS Assembly”
A. Remove the DDS Cables
For the semirigid cables, follow the two instructions shown in Figure 20.
— These cables (W1 N5240-20122 and W41 N5240-20121) must be saved -
they will be reinstalled.
— Remove any gray cables connected to the DDS assembly and note their
location. They will be re-connected in “Step 29. Install the *NEW* A11 (x4)
Direct Digital Synthesizer (DDS) Assembly and Cables”.
Figure 20 Remove the DDS Semirigid Cables (N5240-20122, N5240-20121)
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