Installation Note N5242-90122 13
Description of the Upgrade
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 A19 Test Set Motherboard.”
“Step 6. Remove Some Existing Semi-rigid Test Set Cables.”
“Step 7. Remove the A23 Mixer Brick Assembly.”
“Step 8. Assemble the A24 Mixer Brick and A22 Splitter.”
“Step 9. Assemble the A26 and A27 Test Port Bridges.”
“Step 10. Install the Mixer Bricks Assembly and Test Port Bridge Assemblies.”
“Step 11. Assemble the A35 and A36 Source Attenuators and the A43 and
A44 Receiver Attenuators.”
“Step 12. Assemble the A29 - A32 Test Port Coupler Assemblies.”
“Step 13. Install the LED Boards and Test Port Coupler Assemblies to the Test
Set Front Plate.”
“Step 14. Install the Bulkhead Connectors in the Test Set Front Plate.”
“Step 15. Install the Coupler Plate Assembly to the Deck.”
“Step 16. Install the Second Source Boards.”
“Step 17. Install the Test Set Cables.”
“Step 18. Reinstall the A19 Test Set Motherboard.”
“Step 19. Replace the Front Panel’s Lower Dress Panel.”
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.
