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Description of this Upgrade
Step 14. Install *NEW* and Reused Direct Digital Synthesis (DDS) Assembly Cables
Figure 23
Connect Other End of Bottom Flexible IF Multiplexer and Top Flexible Gray
Cables to SPAM Board (N5242-60012, N5242-60013, N5242-60014,
N5242-60015, N5242-60016, and N5240-60115) – 2-Port is Shown. But,
4-Port is Similar.
DDS assy
Installation Note N5222-90133
—
—W61 (N5242-60014) (reuse) A20 IF multiplexer board P403 to
A12 SPAM board J4
—
—W62 (N5242-60015) (reuse) A20 IF multiplexer board P203 to
A12 SPAM board J5
—
—W63 (N5242-60016) (reuse) A20 IF multiplexer board P803 to
A12 SPAM board J6
—
—W200 (N5240-60115) A11 SRC DD Synthesizer assembly J16 to
SPAM J3
41
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