Sun Microsystems 220R - Manual (Page 115)

3. Tighten the two captive screws that secure the CPU card cage assembly to the
main logic board.
Use a Phillips #2 screwdriver to tighten the screws.
3.12.3 What Next
Complete these tasks to reassemble the system:
4 Section 3.6 “How to Install a CPU Module” on page 102
4 Section 3.10 “How to Replace the Air Guide” on page 111
Servicing the Main Logic Board and Components 115