Lenovo 3797 User Manual
Page 87
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.
1
Power
supply
filler
panel
2
Hot-swap
power
supply
2
Attention:
During
normal
operation,
each
power-supply
bay
must
contain
either
a
power
supply
or
power-supply
filler
1
for
proper
cooling.
To
install
a
power
supply,
complete
the
following
steps:
1.
Read
the
safety
information
that
begins
on
page
and
2.
Remove
the
power-supply
blank
from
the
empty
power-supply
bay
by
pinching
the
side
clip
and
pulling
the
power-supply
blank
from
the
bay.
Save
the
power-supply
blank
in
case
you
remove
the
power
supply
at
a
later
time.
3.
Slide
the
ac
power
supply
into
the
bay
until
the
retention
latch
clicks
into
place.
Chapter
5.
Installing
optional
devices
and
replacing
customer
replaceable
units
71