DIMM 1
DIMM 2
DIMM 3
DIMM 4
DIMM 5
DIMM 6
DIMM 24
DIMM 23
DIMM 22
DIMM 21
DIMM 20
DIMM 19
DIMM 7
DIMM 8
DIMM 9 DIMM 11
DIMM 10
DIMM 18
DIMM 17
DIMM 16DIMM 14
DIMM 15DIMM 12 DIMM 13
The following illustration show the locations of the DIMM connectors on the
optional microprocessor and memory expansion tray:
Tray handle
Memory tray
DIMMs
25-30
DIMMs
31-42
DIMMs
43-48
Microprocessor 3
Microprocessor 4
Tray handle
To install a DIMM, complete the following steps.
Note: These instructions apply to installing DIMMs on the base system board or
the microprocessor and memory expansion tray.
1. Read the safety information that begins on page “Safety” on page vii and
“Installation guidelines” on page 33.
2. Turn off the server (see “Turning off the server” on page 21) and all attached
peripheral devices. Disconnect all power cords; then, disconnect all external
cables from the server.
Chapter 2. Installing optional devices 49