Service Guide N5242-90001 7-35
PNA Series Microwave Network Analyzers Repair and Replacement Procedures
N5242A Removing and Replacing the A23 and A24 Mixer Bricks
Replacement Procedure
1. Reverse the order of the removal procedure.
If replacing the A24 mixer brick, remember to install the short circuit termination
(item
⑤
), removed from the old mixer brick, onto the new mixer brick in the same
location.
Torque all RF cable connections to 10 in-lbs.
2. Perform the post-repair adjustments, verifications, and performance tests that pertain
to this removal procedure. Refer to Table 7-2 on page 7-64.
Figure 7-16 A23 and A24 Mixer Bricks Removal
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