Replacing the power supply assembly, Replacing, Power – Lenovo ThinkCentre M55e User Manual
Page 14: Supply, Assembly
Replacing
the
power
supply
assembly
Attention
Do
not
open
your
computer
or
attempt
any
repair
before
reading
the
“Important
safety
information”
in
the
Safety
and
Warranty
Guide
that
was
included
with
your
computer.
To
obtain
a
copy
of
the
Safety
and
Warranty
Guide,
go
to
the
Support
Web
site
at
http://www.lenovo.com/support.
To
replace
the
power
supply
assembly,
do
the
following:
1.
Remove
the
four
screws
at
the
rear
of
the
chassis
that
secure
the
power
supply.
2.
Open
the
computer
cover.
See
the
3.
Pivot
the
drive
bay
assembly
upward
to
gain
access
to
the
system
board.
4.
Locate
the
power
supply
assembly.
See
6
Hardware
Replacement
Guide
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