Keysight N5244A/45A Service Guide 7-41
Repair and Replacement Procedures
Removing and Replacing the A27 and A28 Mixer Bricks
1.
Reverse the order of the removal procedure.
If replacing the A28 mixer brick, remember to install the 50 ohm load
termination and cable (item
⑥
), 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
Figure 7-17
A27 and A28 Mixer Bricks Removal
Содержание PNA-X N5244A
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Страница 90: ...3 62 Keysight N5244A 45A Service Guide Tests and Adjustments Adjustments 3 ...
Страница 146: ...4 56 Keysight N5244A 45A Service Guide Troubleshooting Instrument Block Diagrams Sheet 4 4 ...
Страница 155: ...Keysight N5244A 45A Service Guide 5 9 Theory of Operation Synthesized Source Group Operation Figure 5 3 Source Group ...
Страница 174: ...5 28 Keysight N5244A 45A Service Guide Theory of Operation Receiver Group Operation 5 Figure 5 6 4 Port Receiver Group ...
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