1
and
DIMM
connector
4.
However,
the
size,
speed,
type,
and
technology
of
the
DIMMs
that
you
install
in
DIMM
connector
7
and
DIMM
connector
10
must
match
each
other.
–
The
following
table
shows
the
DIMM
upgrade
configuration
sequence
for
operating
in
non-mirroring
mode
(normal
mode).
Table
4.
5.
DIMM
upgrade
configuration
sequence
in
non-mirroring
mode
Number
of
DIMMs
DIMM
connectors
2
1,
4
4
1,
4,
7,
10
6
1,
4,
7,
10,
2,
5
8
1,
4,
7,
10,
2,
5,
8,
11
10
1,
4,
7,
10,
2,
5,
8,
11,
3,
6
12
1,
4,
7,
10,
2,
5,
8,
11,
3,
6,
9,
12
v
The
amount
of
usable
memory
is
reduced
depending
on
the
system
configuration.
A
certain
amount
of
memory
must
be
reserved
for
system
resources.
To
view
the
total
amount
of
installed
memory
and
the
amount
of
configured
memory,
run
the
Configuration/Setup
Utility
program
and
select
System
Summary
from
the
menu.
For
additional
information,
see
Chapter
3,
“Configuring
the
server,”
on
page
53.
v
The
following
tables
show
examples
of
maximum
memory
capacity
when
the
server
operates
in
mirroring
and
non-mirroring
modes,
using
identical
single-rank,
x8
technology
or
double-rank,
x4
technology
DIMMs.
The
memory
capacity
is
dependent
on
the
size
and
technology
of
the
DIMMs
that
you
install.
Table
5.
Example
of
the
memory
capacity
when
identical
x8
technology
single-rank
DIMMs
are
used
DIMMs
installed
x8
single-rank
technology
Memory
available
in
mirroring
mode
Memory
available
in
non-mirroring
mode
8
512
MB
2
GB
4
GB
8
1
GB
4
GB
8
GB
8
2
GB
8
GB
16
GB
Table
6.
Example
of
the
memory
capacity
when
identical
x4
technology
double-rank
DIMMs
are
used
DIMMs
installed
x4
double-rank
technology
Memory
available
in
mirroring
mode
Memory
available
in
non-mirroring
mode
8
512
MB
8
GB
16
GB
8
1
GB
16
GB
32
GB
v
When
you
restart
the
server
after
you
add
or
remove
a
DIMM,
the
server
displays
a
message
that
the
memory
configuration
has
changed.
v
If
a
problem
with
a
DIMM
is
detected,
light
path
diagnostics
lights
the
system-error
LED
on
the
front
of
the
server,
indicating
that
there
is
a
problem,
and
guides
you
to
the
defective
DIMM.
When
this
occurs,
first
identify
the
defective
DIMM;
then,
remove
and
replace
the
DIMM.
Chapter
2.
Installing
optional
devices
41
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