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.
1.
Remove
the
left-side
cover.
See
“Removing
the
covers”
on
page
84.
2.
Disconnect
all
power
supply
cables
from
the
drives.
3.
Disconnect
all
power
supply
cables
from
the
system
board.
See
“Identifying
parts
on
the
system
board”
on
page
87.
4.
At
the
rear
of
the
chassis,
remove
the
four
screws
that
secure
the
power
supply.
5.
Lift
the
power
supply
out
of
the
chassis.
6.
Install
the
new
power
supply
and
insert
the
four
screws
that
hold
the
power
supply
in
place.
7.
Reconnect
all
power
supply
cables
to
the
system
board
and
the
drives.
See
“Identifying
parts
on
the
system
board”
on
page
87.
Make
sure
the
cables
are
correctly
routed.
8.
Go
to
“Completing
the
FRU
replacement”
on
page
112.
Chapter
8.
Replacing
FRUs
(Types
7387,
7388,
7389,
7393,
7394,
and
7395)
93
Summary of Contents for 7387
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