IBM 72335LU User Guide - Page 47

Disabled, Memory, Settings - memory configuration

Page 47 highlights

v At least one memory card with one pair of DIMMs must be installed for the server to operate. v When you install additional DIMMs on a memory card, be sure to install them in pairs. v You do not have to save new configuration information to the BIOS when you install or remove DIMMs. The only exception is if you replace a DIMM that was designated as Disabled in the Memory Settings menu. In this case, you must re-enable the row in the Configuration/Setup Utility program or reload the default memory settings. 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 Populate the memory-card connectors in numeric order, starting with connector 1. The following illustration shows the locations of the memory-card connectors. Memory card 1 12 Memory card 2 Memory card 4 3 4 Memory card 3 v The following illustration shows the DIMM connectors on the memory card. DIMM 1 DIMM 2 DIMM 3 DIMM 4 DIMM 5 DIMM 6 DIMM 7 DIMM 8 v Install the DIMMs on each memory card in the order shown in the following tables, depending on which memory configuration you want to use. You must install at least one pair of DIMMs on each memory card. Chapter 2. Installing optional devices 35

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v
At
least
one
memory
card
with
one
pair
of
DIMMs
must
be
installed
for
the
server
to
operate.
v
When
you
install
additional
DIMMs
on
a
memory
card,
be
sure
to
install
them
in
pairs.
v
You
do
not
have
to
save
new
configuration
information
to
the
BIOS
when
you
install
or
remove
DIMMs.
The
only
exception
is
if
you
replace
a
DIMM
that
was
designated
as
Disabled
in
the
Memory
Settings
menu.
In
this
case,
you
must
re-enable
the
row
in
the
Configuration/Setup
Utility
program
or
reload
the
default
memory
settings.
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
Populate
the
memory-card
connectors
in
numeric
order,
starting
with
connector
1.
The
following
illustration
shows
the
locations
of
the
memory-card
connectors.
Memory card 2
Memory card 1
Memory card 3
Memory card 4
1
2
3
4
v
The
following
illustration
shows
the
DIMM
connectors
on
the
memory
card.
DIMM 1
DIMM 2
DIMM 3
DIMM 4
DIMM 5
DIMM 6
DIMM 7
DIMM 8
v
Install
the
DIMMs
on
each
memory
card
in
the
order
shown
in
the
following
tables,
depending
on
which
memory
configuration
you
want
to
use.
You
must
install
at
least
one
pair
of
DIMMs
on
each
memory
card.
Chapter
2.
Installing
optional
devices
35