Hardware options installation 46
• UDIMM
o First: A and B
o Last: D and E
o Do not populate slots C, F, G, H, or I.
After installing the DIMMs, use RBSU to configure the system for Lockstep memory support ("Configuring
lockstep memory" on page 78).
Installing DIMMs
CAUTION: To avoid damage to the hard drives, memory, and other system components, the
air baffle, drive blanks, and access panel must be installed when the server is powered up.
1. Power down the server (on page 20).
2. Do one of the following:
o Open or remove the tower bezel, as needed ("Open or remove the tower bezel" on page 20).
o Extend the server from the rack (on page 21).
3. Remove the access panel (on page 21).
4. Remove the air baffle (on page 22).
5. Open the DIMM slot latches.
6. Install the DIMM.
7. Install the air baffle.
8. Install the access panel (on page 22).
9. Do one of the following:
o Close or install the tower bezel, as needed.
o Slide the server back into the rack.
10. Power up the server (on page 20).
After installing DIMMs, configure the AMP mode in RBSU ("HP ROM-Based Setup Utility" on page 76).
