System-board, Connectors, Removing – Lenovo ThinkCentre M57p User Manual
Page 33: Power, Supply
6.
Disconnect
the
power
supply
cables
1 and
2
from
the
system-board
connectors
and
from
all
drives.
See
7.
Remove
the
power-supply
cables
from
the
cable
clips
and
ties.
8.
Slide
the
power-supply
assembly
away
from
the
chassis
and
remove
it
from
the
computer.
See
9.
Install
the
new
power-supply
assembly
into
the
chassis
so
that
the
screw
holes
in
the
power-supply
assembly
align
with
those
in
the
chassis.
Note:
Use
only
the
screws
provided
by
Lenovo.
10.
Install
and
tighten
the
four
screws
at
the
rear
of
the
chassis
to
secure
the
power-supply
assembly.
Figure
19.
System-board
connectors
Figure
20.
Removing
the
power
supply
Chapter
3.
Installing
options
and
replacing
hardware
25
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