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Description of this Upgrade
Step 10. Install *NEW* and Reused Direct Digital Synthesis (DDS) Assembly Cables
Step 10. Install *NEW* and Reused Direct Digital Synthesis (DDS)
Assembly Cables
1. Connect new LFE cables in the order shown in
Figure 9
Connect the New LFE Assembly Top Cables (N5240-60112 and
N5240-60113)
2. Connect the following new cables in the order listed. Torque screws to
Installation Note N5225-90142
bottom-side end of the cable was installed in
Cables" on page
16.
9 in-lbs.
Refer to
Figure 10 on page
①
—
—W51(N5224/5B & N5244/5B)/W61 (N5227B & N5247B)
(N5240-20125) A15 13.5 GHz (LO) DD synthesizer assembly J5 to
A21 HMA26.5 RF IN (One end was connected in
Some Bottom Cables" on page
➁
—
—W1 (N5240-20124) A15 13.5 GHz (SRC 1) DD synthesizer
assembly J4 to A5 26.5 GHz source (1) board RF IN
Torque all cables to 10-lbs.
Figure 9 on page
"C. Install Some *New* LFE
26.
21)
25. The
"Step 7. Reinstall
25
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