Lenovo J100 Hardware Maintenance Manual - Page 148

chassis.

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Replacing the power switch/ LED assembly 1. Remove cover. See "Removing the cover" on page 114. 2. Remove the drive bay assembly. See "Removing and replacing the drive bay assembly" on page 119. 3. Remove the hard disk drive. See "Replacing the hard disk drive" on page 139. 4. Disconnect the power switch/LED assembly cable from the system board. See "Identifying parts on the system board" on page 116. 5. Remove the screw that secures the power switch/LED assembly to the chassis. 6. Note the power switch/LED assembly cable routing and remove the assembly from the chassis. 7. Route the cable for the new power switch/LED assembly through the hole in the chassis and to the system board. 8. Install the power switch/LED assembly into the chassis and secure the assembly with the screw. 9. Connect the power switch/LED cable to the system board. 10. Reinstall the hard disk drive. See "Replacing the hard disk drive" on page 139. 11. Reinstall the drive bay assembly. See "Removing and replacing the drive bay assembly" on page 119. 12. Go to "Completing the FRU replacement." on page 143. 142 Lenovo 3000 J Series

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Replacing
the
power
switch/
LED
assembly
1.
Remove
cover.
See
“Removing
the
cover”
on
page
114.
2.
Remove
the
drive
bay
assembly.
See
“Removing
and
replacing
the
drive
bay
assembly”
on
page
119.
3.
Remove
the
hard
disk
drive.
See
“Replacing
the
hard
disk
drive”
on
page
139.
4.
Disconnect
the
power
switch/LED
assembly
cable
from
the
system
board.
See
“Identifying
parts
on
the
system
board”
on
page
116.
5.
Remove
the
screw
that
secures
the
power
switch/LED
assembly
to
the
chassis.
6.
Note
the
power
switch/LED
assembly
cable
routing
and
remove
the
assembly
from
the
chassis.
7.
Route
the
cable
for
the
new
power
switch/LED
assembly
through
the
hole
in
the
chassis
and
to
the
system
board.
8.
Install
the
power
switch/LED
assembly
into
the
chassis
and
secure
the
assembly
with
the
screw.
9.
Connect
the
power
switch/LED
cable
to
the
system
board.
10.
Reinstall
the
hard
disk
drive.
See
“Replacing
the
hard
disk
drive”
on
page
139.
11.
Reinstall
the
drive
bay
assembly.
See
“Removing
and
replacing
the
drive
bay
assembly”
on
page
119.
12.
Go
to
“Completing
the
FRU
replacement.”
on
page
143.
142
Lenovo
3000
J
Series