12 Installation Note N5242-90125
Description of the Upgrade
Installation Procedure for the Upgrade
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Installation Procedure for the Upgrade
The network analyzer must be in proper working condition prior to installing
this option. Any necessary repairs must be made before proceeding with this
installation.
Overview of the Installation Procedure
“Step 1. Obtain a Keyword and Verify the Information.”
“Step 2. Remove the Outer Cover.”
“Step 3. Remove the Inner Cover.”
“Step 4. Inspect and (If Necessary) Remove the A4, A11, and A13 Synthesizer
Boards, if They Are Not Version H.”
“Step 5. Remove the Front Panel Assembly.”
“Step 6. Remove Some Bottom (Test Set) Cables.”
“Step 7. Install New Couplers—if Necessary.”
“Step 8. Remove the A19 Test Set Motherboard.”
“Step 9. Remove the A20 IF Multiplexer (IF MUX) Board.”
“Step 10. Remove the A38–A41 Bias Tee Assemblies.”
“Step 11. Assemble and Install the A71 and A74 Bias Tee Combiner
Assemblies.”
“Step 12. Connect the A18 Motherboard/IF Multiplexer (IF MUX)/Low
Frequency Extension (LFE)/Test Set Motherboard (TSMB) Ribbon Cable
(N5240-60089).”
“Step 13. Reinstall the A20 IF Multiplexer (IF MUX) Board and Connect the
Motherboard / IF Multiplexer / Low Frequency Extension (LFE)/ Test set
motherboard (MB/IF MUX/LFE/TSMB) ribbon cable (N5240-60089) and
Connect the IF MUX Rear Panel Hardware.”
“Step 14. Reinstall the handler, Power and Other I/O Assemblies.”
“Step 15. Reinstall the Mixer Brick (MXB) Cables.”
“Step 16. Attach Lower Bracket (N5240-00011) to IF MUX Board Shield.”
“Step 17. Connect and Route New LFE Cables (8120-5014 (x2), 8120-5017
(x1), and 8120-5021 (x1)) to the on the IF Multiplexer (IF MUX) Board.”
“Step 18. Install A75 Low Frequency Extension (LFE) Board.”
This installation requires the removal of the analyzer’s protective
outer covers. The analyzer must be powered down and
disconnected from the mains supply before performing this
procedure.
Summary of Contents for N5241BU-205
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