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Lenovo RD210 User Manual

Page 77

background image

not

used

in

memory-mirroring

mode.

The

following

table

lists

the

DIMM

connectors

on

each

memory

channel.

Table

8.

Connectors

on

each

memory

channel

Memory

channel

DIMM

connectors

Channel

0

1,

2,

3,

9,

10,

11

Channel

1

4,

5,

6,

12,

13,

14

Channel

2

7,

8,

15,

16

The

following

illustration

shows

the

memory

connector

layout

that

is

associated

with

each

microprocessor.

For

example,

DIMM

connectors

9,

10,

11,

12,

13,

14,

15,

and

16

(DIMM

connectors

are

shown

underneath

the

boxes)

are

associated

with

microprocessor

2

slot

(CPU2)

and

DIMM

connectors

1,

2,

3,

4,

5,

6,

7,

and

8

are

associated

with

microprocessor

1

slot

(CPU1).

The

numbers

within

the

boxes

indicates

the

installation

sequence

of

the

DIMM

pairs.

For

example,

the

first

DIMM

pair

(indicated

within

the

boxes

by

ones

(1))

should

be

installed

in

DIMM

connectors

3

and

6,

which

is

associated

with

microprocessor

1

(CPU1).

Note:

You

can

install

DIMMs

for

microprocessor

2

as

soon

as

you

install

microprocessor

2;

you

do

not

have

to

wait

until

all

of

the

DIMM

slots

for

microprocessor

1

are

filled.

The

following

table

shows

the

installation

sequence

for

installing

DIMMs

in

memory-mirroring

mode:

Table

9.

Memory-mirroring

mode

DIMM

population

sequence

DIMMs

Number

of

installed

microprocessors

DIMM

connector

First

pair

of

DIMMs

1

3,

6

Second

pair

of

DIMMs

1

2,

5

Chapter

5.

Installing

optional

devices

and

replacing

customer

replaceable

units

61

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