IBM X3850 X6, Installation And Service Manual, Page: 258 / 1730

6. If you are instructed to return the DIMM, follow all packaging instructions, and
use any packaging materials for shipping that are supplied to you.
Replacing a memory module
This topic provides instructions about how to replace a memory module.
About this task
Note:
v See “Installing a memory module” on page 47 for notes and information that
you must consider when you install DIMMs. For DIMM population information,
see “Independent memory mode” on page 55, “Lockstep memory mode” on
page 59, “Memory mirroring” on page 53, and “Memory rank sparing” on page
54.
v
Confirm that the server supports the DIMM that you are installing, see
http://www.ibm.com/systems/info/x86servers/serverproven/compat/us/.
The following illustration shows the location of the DIMM connectors on the left
side of the DDR3 compute book board:
DIMM 1 DIMM 2 DIMM 3
DIMM 4 DIMM 5 DIMM 6 DIMM 10 DIMM 11 DIMM 12
DIMM 7 DIMM 8 DIMM 9 Microprocessor
The following illustration shows the location of the DIMM connectors on the right
side of the DDR3 compute book board:
DIMM 24
DIMM 23
DIMM 22
DIMM 19 DIMM 20
DIMM 21
DIMM 15
DIMM 14
DIMM 13
DIMM 18
DIMM 17
DIMM 16
To install a DIMM, complete the following steps:
240
System x3850 X6 and x3950 X6 Types 3837 and 3839: Installation and Service Guide