IBM 79856au Installation Guide - Page 29

DIMMs, microprocessor, installed, microprocessors

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v The server comes with a minimum of two 512 MB DIMMs installed in connectors 1 and 2. When you install additional DIMMs, you must install two identical DIMMS at a time, in the order shown in the following table, to maintain performance. Table 2. DIMM installation sequence DIMMs 2 1 microprocessor installed DIMM connectors 1 and 2 2 microprocessors installed Not applicable 4 DIMM connectors 1 through 4 DIMM connectors 1 and 2 and 9 and 10 6 DIMM connectors 1 through 6 DIMM connectors 1 through 4 and 9 and 10 8 DIMM connectors 1 through 8 DIMM connectors 1 through 4 and 9 through 12 10 Not applicable DIMM connectors 1 through 6 and 9 through 12 12 Not applicable DIMM connectors 1 through 6 and 9 through 14 14 Not applicable DIMM connectors 1 through 8 and 9 through 14 16 Not applicable DIMM connectors 1 through 16 v Each DIMM in a pair must be the same size, speed, type, and technology to ensure that the server will operate correctly. DIMM 16 DIMM 15 DIMM 14 DIMM 13 DIMM 12 DIMM 11 DIMM 10 DIMM 9 DIMM 8 DIMM 7 DIMM 6 DIMM 5 DIMM 4 DIMM 3 DIMM 2 DIMM 1 v The server supports online-spare memory. This feature disables a failed pair of DIMMS from the system configuration and activates an online-spare pair of DIMMs to replace the failed pair. Online-sparing is supported on a per processor Chapter 2. Installing optional devices 15

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v
The
server
comes
with
a
minimum
of
two
512
MB
DIMMs
installed
in
connectors
1
and
2.
When
you
install
additional
DIMMs,
you
must
install
two
identical
DIMMS
at
a
time,
in
the
order
shown
in
the
following
table,
to
maintain
performance.
Table
2.
DIMM
installation
sequence
DIMMs
1
microprocessor
installed
2
microprocessors
installed
2
DIMM
connectors
1
and
2
Not
applicable
4
DIMM
connectors
1
through
4
DIMM
connectors
1
and
2
and
9
and
10
6
DIMM
connectors
1
through
6
DIMM
connectors
1
through
4
and
9
and
10
8
DIMM
connectors
1
through
8
DIMM
connectors
1
through
4
and
9
through
12
10
Not
applicable
DIMM
connectors
1
through
6
and
9
through
12
12
Not
applicable
DIMM
connectors
1
through
6
and
9
through
14
14
Not
applicable
DIMM
connectors
1
through
8
and
9
through
14
16
Not
applicable
DIMM
connectors
1
through
16
v
Each
DIMM
in
a
pair
must
be
the
same
size,
speed,
type,
and
technology
to
ensure
that
the
server
will
operate
correctly.
DIMM 16
DIMM 15
DIMM 14
DIMM 13
DIMM 12
DIMM 11
DIMM 10
DIMM 9
DIMM 8
DIMM 7
DIMM 6
DIMM 5
DIMM 4
DIMM 3
DIMM 2
DIMM 1
v
The
server
supports
online-spare
memory.
This
feature
disables
a
failed
pair
of
DIMMS
from
the
system
configuration
and
activates
an
online-spare
pair
of
DIMMs
to
replace
the
failed
pair.
Online-sparing
is
supported
on
a
per
processor
Chapter
2.
Installing
optional
devices
15