256 Keysight E5071C ENA Network Analyzers
Replacement Procedure
RF Switch and Distributor Module Replacement for 4-Port model (T2-SW and A4)
6-
RF Switch and Distributor Module Replacement for 4-Port model
(T2-SW and A4)
Up to 8.5 GHz Options
Tools Required
• TORX screwdriver, T10, T15, and T20
•Flat edge screwdriver
• Open-end wrench, 5/8 inch
• Open-end torque wrench, 5/16 inch or 8mm (set to 1.08 N-m / 9.5 lb-in)
(for reconnecting SMA connector)
• Torque driver set, 5/16 inch (set to 1.08 N-m / 9.5 lb-in) (for reconnecting
SMA connector)
Removal Procedure
Refer to Figure 6-31 for this procedure.
Step 1. Remove the outer cover as described in “Outer Cover Removal” on page 203.
Step 2. Remove the following assemblies.
• Front Panel Assembly (refer to “Front Panel Removal” on page 204.)
• Removable Hard Disk Assembly (refer to “Removable Hard Disk Assembly
Removal (Obsolete)” on page 205.)
• Disconnect all semi-rigid cables.
Step 3. Disconnect the semi-rigid cable (item 1).
Step 4. Disconnect the semi-rigid cable (item 2).
Step 5. Disconnect the flat cable (item 3) from the distributor module.
Step 6. Remove a TORX T10 screws (item 4) fastening the guard.
Step 7. Remove a TORX T10 screws (item 5) fastening the guard.
Step 8. Lift the guard from the distributor module (item 6).
Step 9. Remove the three TORX T10 screws (item 7) fastening the plate.
Step 10. Disconnect the three switch cables (item 8) from the switch.
Step 11. Remove the six TORX T10 screws (item 9) fastening the switch.
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