Lenovo 7774 Manuel D’Utilisation
5.
Disconnect
the
signal
cable
and
the
power
cable
from
the
hard
disk
drive.
6.
Remove
the
old
hard
disk
drive
from
the
bracket
by
flexing
the
sides
of
the
bracket
enough
to
slide
it
free
from
the
hard
disk
drive.
7.
To
install
a
new
hard
disk
drive
into
the
bracket,
flex
the
bracket
and
align
pin
1,
pin
2,
pin
3,
and
pin
4
on
the
bracket
with
the
holes
in
the
hard
disk
drive.
Important:
Do
not
touch
the
circuit
board
on
the
bottom
of
the
hard
disk
drive.
8.
Connect
the
signal
cable
and
the
power
cable
to
the
new
hard
disk
drive.
9.
Install
the
new
hard
disk
drive
and
bracket
into
the
rear
retainer
and
rotate
down
until
the
two
clips
on
the
blue
handle
of
the
hard
disk
drive
bracket
snap
into
position.
10.
Go
to
Replacing
the
optical
drive
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
replace
the
optical
drive.
To
replace
the
optical
drive:
1.
Open
the
computer
cover.
See
2.
Pivot
the
drive
bay
assembly
upward
to
gain
access
to
the
optical
drive.
See
Figure
52.
Removing
the
hard
disk
drive
from
the
bracket
Chapter
9.
Replacing
FRUs
-
607
computers
137