Installed
power
supplies
Required
Power
supply
1
Fans
in
locations
3,
4,
8,
9,
and
10
Power
supplies
1
and
2
All
10
fans
Statement
8:
CAUTION:
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
serviceable
parts
inside
these
components.
If
you
suspect
a
problem
with
one
of
these
parts,
contact
a
service
technician.
Power supply filler
release lever
Power supply filler
Hot-swap
power supply 2
To
install
an
ac
power
supply,
complete
the
following
steps:
Attention:
In
a
dc
power
environment,
only
trained
service
personnel
other
than
IBM
service
technicians
are
authorized
to
connect
or
disconnect
power
to
the
dc
power
supply
and
to
install
and
remove
a
dc
power
supply.
See
the
documentation
that
comes
with
each
dc
power
supply
for
installation
instructions.
Chapter
2.
Installing
optional
devices
73
Summary of Contents for 7979B1U
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