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Installation Procedure for the Upgrade
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. Remove the Front Panel Assembly."
"Step 5. Remove the A23 Test Set Motherboard."
"Step 6. Remove Some Cables."
"Step 7. Remove the A27 Mixer Brick Assembly."
"Step 8. Assemble the A28 Mixer Brick Assembly."
"Step 9. Install the A27/A28 Mixer Bricks Assembly."
"Step 10. Assemble the A30 and A31 Reference Coupler Assemblies."
"Step 11. Install the A30 and A31 Reference Coupler Assemblies."
"Step 12. Assemble the A47 and A48 Receiver Attenuator Assemblies."
"Step 13. Install the A47 and A48 Receiver Attenuator Assemblies."
"Step 14. Assemble the A39 and A40 Source Attenuator Assemblies."
"Step 15. Install the A39 and A40 Source Attenuator Assemblies."
"Step 16. Install the Bias Tee Brackets."
"Step 17.Install the A43 and A44 Bias Tees."
"Step 18. Assemble the A33 - A36 Test Port Coupler Assemblies."
"Step 19. Install the LED Boards and Test Port Coupler Assemblies to the Test
Set Front Plate."
Installation Note N5245-90012
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.
Some of the following figures provided in this procedure contain bias tees.
Bias tees are included in the Option 219/419 upgrade kits and can be
ignored for Options 217/417 and 222/422.
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