Removing
the
cover
Important
Read
“Important
safety
information”
on
page
v
and
“Handling
static-sensitive
devices”
on
page
6
before
removing
the
computer
cover.
To
remove
the
computer
cover:
1.
Remove
any
media
(diskettes,
CDs,
or
tapes)
from
the
drives,
shut
down
your
operating
system,
and
turn
off
all
attached
devices.
2.
Unplug
all
power
cords
from
electrical
outlets.
3.
Disconnect
all
cables
attached
to
the
computer.
This
includes
power
cords,
input/output
(I/O)
cables,
and
any
other
cables
that
are
connected
to
the
computer.
4.
Remove
the
optional
floor
stand,
if
attached.
5.
Remove
any
locking
devices
such
as
a
padlock
that
secure
the
cover.
6.
Remove
the
two
screws
at
the
rear
of
the
computer
cover
and
slide
the
cover
to
the
rear
to
remove.
10
User
Guide
Summary of Contents for 8453
Page 1: ...User Guide Lenovo 3000 J Series Types 8453 8454 8455 8456 8457 8458 8459 8460 ...
Page 2: ......
Page 3: ...Lenovo 3000 J Series ...
Page 6: ...iv User Guide ...
Page 16: ...xiv User Guide ...
Page 42: ...26 User Guide ...
Page 44: ...28 User Guide ...
Page 54: ...38 User Guide ...
Page 59: ......
Page 60: ...Part Number 41T3715 Printed in USA 1P P N 41T3715 ...