Chapter 4 191
Assembly Replacement
A17 RF, A18 Reference, and A19 Synthesizer Assemblies
A17 RF, A18 Reference,
and A19 Synthesizer Assemblies
CAUTION Use ESD precautions when performing this replacement procedure.
NOTE The A17 RF, A18 reference, and A19 synthesizer assemblies all use the
same procedures for removal. Refer to Figure 4-16 to locate the
assembly you wish to replace. The A17 RF assembly is identified with
(1), A18 reference assembly is (2), and A19 synthesizer assembly is
(3).
Removal
1. Remove the instrument top brace. Refer to the “Top Brace” removal
procedure.
2. Carefully pull out on the ejectors (5) located on the assembly you
wish to remove. Refer to Figure 4-16.
3. Slide the assembly away from the daughter board/center-web (4)
assembly and out of the deck.
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