Service manual

Chapter 4 87
Assembly Replacement and Post-Repair Procedures
Replacement of VXI Main Frame (Agilent E8401A)
1. Chapter Title
2. Chapter Title 3. Chapter Title
4. Assembly Replacement
5. Chapter Title
and Post-Repair Procedures
Replacement of VXI Main Frame (Agilent E8401A)
This part describes how to replace the Agilent E8401A VXI main frame.
Tools Required
• Pozidriv screwdriver
• Torque Limiting Driver - 8 mm Opening 1.1 N⋅m (11 kgf⋅cm)
Removal
To uninstall the VXI main frame from the system, follow below steps.
Step 1. Shut down the whole system and disconnect the power cable from the VXI main frame.
Step 2. Disconnect all cables from VXI modules.
Step 3. Uninstall all VXI modules from VXI main frame. To uninstall VXI modules, remove two
screws at top and bottom of the module’s front panel, then pull levers of the modules to
pull them out.
Step 4. Remove the VXI main frame from the system.
Replacement
To install the VXI main frame into the system, follow below steps.
Step 1. Install the VXI main frame into the system rack.
Step 2. Insert the modules into the VXI main frame. Then, make sure the modules are inserted
deep enough, and fix the modules by tightening the screws on the front panel.
Step 3. Connect all cables to the modules. Refer to “Cable Connection” section in this chapter.
Step 4. Select “Full” from the Funs menu on the front panel of the VXI main frame.
Operation Check
Refer to the “Perform Power-on Self Test” on page 26 to verify the system operation.