Optional-device problems, Power problems, Optional-device – Lenovo 6446 User Manual
Page 87: Problems, Power
Optional-device
problems
v
Follow
the
suggested
actions
in
the
order
in
which
they
are
listed
in
the
Action
column
until
the
problem
is
solved.
v
See
the
parts
listing
in
the
Hardware
Maintenance
Manual
to
determine
which
components
are
customer
replaceable
units
(CRU)
and
which
components
are
field
replaceable
units
(FRU).
v
If
an
action
step
is
preceded
by
“(Trained
service
technician
only),”
that
step
must
be
performed
only
by
a
trained
service
technician.
Symptom
Action
An
Lenovo
optional
device
that
was
just
installed
does
not
work.
1.
Make
sure
that:
v
The
device
is
designed
for
the
server
(see
v
You
followed
the
installation
instructions
that
came
with
the
device
and
the
device
is
installed
correctly.
v
You
have
not
loosened
any
other
installed
devices
or
cables.
Attention:
In
a
dc
power
environment,
only
trained
service
personnel
other
than
Lenovo
service
technicians
are
authorized
to
connect
or
disconnect
power
to
the
dc
power
supply.
See
the
documentation
that
comes
with
each
dc
power
supply.
v
You
updated
the
configuration
information
in
the
Configuration/Setup
Utility
program.
Whenever
memory
or
any
other
device
is
changed,
you
must
update
the
configuration.
2.
Reseat
the
device
that
you
just
installed.
3.
Replace
the
device
that
you
just
installed.
An
Lenovo
optional
device
that
used
to
work
does
not
work
now.
1.
Make
sure
that
all
of
the
hardware
and
cable
connections
for
the
device
are
secure.
Attention:
In
a
dc
power
environment,
only
trained
service
personnel
other
than
Lenovo
service
technicians
are
authorized
to
connect
or
disconnect
power
to
the
dc
power
supply.
See
the
documentation
that
comes
with
each
dc
power
supply.
2.
If
the
device
comes
with
test
instructions,
use
those
instructions
to
test
the
device.
3.
Reseat
the
failing
device.
4.
Follow
the
instructions
for
device
maintenance,
such
as
keeping
the
heads
clean,
and
troubleshooting
in
the
documentation
that
comes
with
the
device.
5.
Replace
the
failing
device.
Power
problems
Attention:
In
a
dc
power
environment,
only
trained
service
personnel
other
than
Lenovo
service
technicians
are
authorized
to
connect
or
disconnect
power
to
the
dc
power
supply.
See
the
documentation
that
comes
with
each
dc
power
supply.
Chapter
5.
Solving
problems
73