Note:
See
“System”
on
page
162
to
determine
which
components
should
be
replaced
by
a
field
service
technician.
Message
Action
Power
supply
x
DC
good
fault
(level-critical;
power
good
signal
not
detected
for
power
supply
x
)
v
Replace
power
supply
x
.
Power
supply
x
temperature
fault
v
Replace
power
supply
x
.
Power
supply
x
removed
v
No
action
required
-
information
only
.
Power
supply
x
fan
fault
(level-critical;
fan
fault
in
power
supply
x
)
v
Replace
power
supply
x.
Power
supply
x
12
V
fault
(level-critical;
overcurrent
condition
detected)
v
See
“Power
checkout”
on
page
40.
Power
supply
x
3.3
V
fault
(level-critical;
3.3
V
power
supply
x
had
an
error)
v
See
“Power
checkout”
on
page
40.
Power
supply
x
5
V
fault
(level-critical;
5
V
power
supply
x
had
an
error)
v
See
“Power
checkout”
on
page
40.
System
running
non-redundant
power
(level-noncritical;
system
does
not
have
redundant
power)
1.
Add
another
power
supply.
2.
Remove
options
from
system.
3.
System
can
continue
to
operate
without
redundancy
protection
if
steps1
and
2
are
not
followed.
System
under
recommended
voltage
for
x
(level-warning;
indicated
voltage
supply
under
nominal
value;
value
for
x
can
be
+12,
-12,
or
+5)
1.
Check
connections
to
the
power
subsystem.
2.
Power
supply.
3.
Power
cage
assembly,
if
installed.
System
shutdown
Refer
to
the
following
tables
when
experiencing
system
shutdown
related
to
voltage
or
temperature
problems.
Voltage
related
system
shutdown
Note:
See
“System”
on
page
162
to
determine
which
components
should
be
replaced
by
a
field
service
technician.
Message
Action
System
shutoff
due
to
x
current
over
max
value
(level-critical;
system
drawing
too
much
current
on
voltage
x
bus)
v
See
“Power
checkout”
on
page
40.
System
shutoff
due
to
x
V
over
voltage
(level-critical;
system
shutoff
due
to
x
supply
over
voltage)
1.
Check
the
power-supply
connectors
2.
Power
supply.
3.
Power
cage
assembly,
if
installed.
System
shutoff
due
to
x
V
under
voltage
(level-critical
system
shutoff
due
to
x
supply
under
voltage)
1.
Check
the
power-supply
connectors.
2.
Power
supply.
3.
Power
cage
assembly,
if
installed.
System
shutoff
due
to
VRM
x
over
voltage
v
Replace
VRM
x
.
System
shutoff
due
to
excessive
(<
240
VA)
loading
1.
See
“Power
checkout”
on
page
40.
2.
Cycle
ac
on/off.
Chapter
6.
Symptom-to-FRU
index
155
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