Lenovo S200 Hardware Maintenance Manual - Page 101

Replacing, power, supply

Page 101 highlights

Replacing the power supply Attention Never remove the cover on a power supply or any part that has the following label attached. Hazardous voltage, current, and energy levels are present inside any component that has this label attached. There are no servicable parts inside these components. This procedure describes how to remove and replace the power supply. 1. Remove the cover. See "Removing the cover" on page 85. 2. Remove the drive bay assembly. See "Accessing system board components and drives" on page 90. 3. Disconnect all power supply cables from the system board. See the system board illustration for your machine type at "Locating parts on the system board" on page 87. 4. Remove the hard disk drive. See "Replacing the hard disk drive" on page 112. Note: Observe the power supply cable routing underneath the hard disk drive. 5. The system board must be moved out of the way to remove the power supply. Remove the screws that secure the system board to the chassis and slide the system board away from the power supply. Note: You do not have to remove the system board from the chassis to remove the power supply. 6. At the rear of the chassis, remove the three screws that secure the power supply. Also remove the screw that secures the power supply at the front. Chapter 8. Replacing FRUs - Desktop computers 95

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Replacing
the
power
supply
Attention
Never
remove
the
cover
on
a
power
supply
or
any
part
that
has
the
following
label
attached.
Hazardous
voltage,
current,
and
energy
levels
are
present
inside
any
component
that
has
this
label
attached.
There
are
no
servicable
parts
inside
these
components.
This
procedure
describes
how
to
remove
and
replace
the
power
supply.
1.
Remove
the
cover.
See
“Removing
the
cover”
on
page
85.
2.
Remove
the
drive
bay
assembly.
See
“Accessing
system
board
components
and
drives”
on
page
90.
3.
Disconnect
all
power
supply
cables
from
the
system
board.
See
the
system
board
illustration
for
your
machine
type
at
“Locating
parts
on
the
system
board”
on
page
87.
4.
Remove
the
hard
disk
drive.
See
“Replacing
the
hard
disk
drive”
on
page
112.
Note:
Observe
the
power
supply
cable
routing
underneath
the
hard
disk
drive.
5.
The
system
board
must
be
moved
out
of
the
way
to
remove
the
power
supply.
Remove
the
screws
that
secure
the
system
board
to
the
chassis
and
slide
the
system
board
away
from
the
power
supply.
Note:
You
do
not
have
to
remove
the
system
board
from
the
chassis
to
remove
the
power
supply.
6.
At
the
rear
of
the
chassis,
remove
the
three
screws
that
secure
the
power
supply.
Also
remove
the
screw
that
secures
the
power
supply
at
the
front.
Chapter
8.
Replacing
FRUs
-
Desktop
computers
95