Lenovo 7522h6U User Guide - Page 21

Accessing, system, board, components, drives, Installing, replacing, memory, module

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Accessing the system board components and drives This section provides instructions on how to access the system board components and drives. To access the system board components and drives: 1. Open the computer cover. See "Opening the computer cover" on page 12. 2. On some models, you might need to pivot the drive bay assembly upward and remove the hard disk drive to access the internal components. See "Replacing the hard disk drive" on page 21. Note: Make sure you note the location of any cables that you disconnect from the drives or the system board. Attention: Make sure the hard disk drive assembly is in the latched down position before closing the computer cover to prevent damage to the hard disk drive assembly. Figure 6. Pivoting the drive bay assembly Installing or replacing a memory module Attention Do not open your computer or attempt any repair before reading and understanding the "Important safety information" in the ThinkCentre Safety and Warranty Guide that came with your computer. To obtain a copy of the ThinkCentre Safety and Warranty Guide, go to: http://www.lenovo.com/support This section provides instructions on how to install or replace a memory module. Your computer has two slots for installing or replacing DDR2 DIMMs (double data rate 2 dual inline memory modules) that provide up to a maximum of 4 GB system memory. Chapter 2. Installing options and replacing hardware 13

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Accessing
the
system
board
components
and
drives
This
section
provides
instructions
on
how
to
access
the
system
board
components
and
drives.
To
access
the
system
board
components
and
drives:
1.
Open
the
computer
cover.
See
“Opening
the
computer
cover”
on
page
12.
2.
On
some
models,
you
might
need
to
pivot
the
drive
bay
assembly
upward
and
remove
the
hard
disk
drive
to
access
the
internal
components.
See
“Replacing
the
hard
disk
drive”
on
page
21.
Note:
Make
sure
you
note
the
location
of
any
cables
that
you
disconnect
from
the
drives
or
the
system
board.
Attention:
Make
sure
the
hard
disk
drive
assembly
is
in
the
latched
down
position
before
closing
the
computer
cover
to
prevent
damage
to
the
hard
disk
drive
assembly.
Installing
or
replacing
a
memory
module
Attention
Do
not
open
your
computer
or
attempt
any
repair
before
reading
and
understanding
the
“Important
safety
information”
in
the
ThinkCentre
Safety
and
Warranty
Guide
that
came
with
your
computer.
To
obtain
a
copy
of
the
ThinkCentre
Safety
and
Warranty
Guide
,
go
to:
This
section
provides
instructions
on
how
to
install
or
replace
a
memory
module.
Your
computer
has
two
slots
for
installing
or
replacing
DDR2
DIMMs
(double
data
rate
2
dual
inline
memory
modules)
that
provide
up
to
a
maximum
of
4
GB
system
memory.
Figure
6.
Pivoting
the
drive
bay
assembly
Chapter
2.
Installing
options
and
replacing
hardware
13