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Replacing
the
power
supply
assembly
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.
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
was
included
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
power
supply
assembly.
To
replace
the
power
supply
assembly:
1.
Remove
the
computer
cover.
See
“Removing
the
computer
cover”
on
page
85.
2.
Lay
the
computer
on
its
side.
3.
Disconnect
the
power
supply
assembly
cables
from
the
system
board
and
from
all
drives.
See
“System
board
connectors”
on
page
84.
88
Hardware
Maintenance
Manual
Summary of Contents for ThinkCentre7260
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Page 426: ...Part Number 53Y6397 Printed in USA 1P P N 53Y6397 ...