Lenovo 9935B3U User Manual - Page 36

Replacing, optical, drive

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6. Reconnect the signal and power cables to the rear of the hard disk drive. 7. Position the hard disk drive and bracket so that it engages the retaining clips in the bottom of the chassis when you slide the bracket to the right. 8. Slide the hard disk drive and bracket to the right until it snaps into position. 9. Go to "Completing the parts replacement" on page 37. 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. Remove the computer cover. See "Removing the computer cover" on page 14. 2. Remove the front bezel and drive bay assembly. See "Accessing the system board components and drives" on page 15. 3. Disconnect the signal and power cables from the rear of the optical drive. 4. Release the optical drive by pressing inward on the blue retainer at the side of the drive. 5. Slide the optical drive being replaced out the front of the drive bay assembly. Figure 23. Removing the optical drive 6. Remove the retaining bracket from the failing optical drive and install it on the new optical drive. Figure 24. Retaining bracket for the optical drive 28 User Guide

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6.
Reconnect
the
signal
and
power
cables
to
the
rear
of
the
hard
disk
drive.
7.
Position
the
hard
disk
drive
and
bracket
so
that
it
engages
the
retaining
clips
in
the
bottom
of
the
chassis
when
you
slide
the
bracket
to
the
right.
8.
Slide
the
hard
disk
drive
and
bracket
to
the
right
until
it
snaps
into
position.
9.
Go
to
“Completing
the
parts
replacement”
on
page
37.
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:
This
section
provides
instructions
on
how
to
replace
the
optical
drive.
To
replace
the
optical
drive:
1.
Remove
the
computer
cover.
See
“Removing
the
computer
cover”
on
page
14.
2.
Remove
the
front
bezel
and
drive
bay
assembly.
See
“Accessing
the
system
board
components
and
drives”
on
page
15.
3.
Disconnect
the
signal
and
power
cables
from
the
rear
of
the
optical
drive.
4.
Release
the
optical
drive
by
pressing
inward
on
the
blue
retainer
at
the
side
of
the
drive.
5.
Slide
the
optical
drive
being
replaced
out
the
front
of
the
drive
bay
assembly.
6.
Remove
the
retaining
bracket
from
the
failing
optical
drive
and
install
it
on
the
new
optical
drive.
Figure
23.
Removing
the
optical
drive
Figure
24.
Retaining
bracket
for
the
optical
drive
28
User
Guide