Agilent Technologies 3458A Repair Manual page 37

lines up with the hole in the chassis. Use the #TX10 Torx driver to
reinstall the shield screw.
5. If installing the bottom shield is not required, continue with step 9.
6. Refer to Figure 10. Turn the instrument over so its top sits on your
workbench.
Figure 11. Remove/Install Top Shield Screw
7. Remove ac power from the 3458A.
8. Line up the slots on the bottom shield with the shield retainers. Then
push the shield toward the front of the instrument until the shield
screw hole lines up with the screw hole in the chassis. Use the #TX10
Torx driver to reinstall the shield screw.
9. If installing the bottom cover is not required, continue with step 11.
10. Install the bottom cover by placing it over the chassis with the front of
the cover just clearing the front panel. Then push the cover toward the
front of the instrument into the front panel bezel.
11. If installing the top cover is not required, continue with step 14.
Chapter 3 Disassembly/Assembly Procedures and Parts List 37