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Level
2
Light
Path
LED
FRU/action
PS2
LED
on
1.
Power
supply
2
2.
Top
power
board
3.
Centerplane
OVER
TEMP
LED
on
(temperature
too
high)
1.
If
a
fan
LED
is
on,
replace
the
fan.
2.
Ambient
temperature
must
be
within
normal
operating
specifications.
See
3.
Examine
System
Error
log.
a.
System
over
recommended
temperature
b.
Operator
information
panel
c.
DASD
over
recommended
temperature
1)
Overheating
hard
disk
drive
2)
DASD
backplane
d.
System
over
recommended
temperature
for
processor
x
(where
x
is
processor
number)
(processor
LED
also
on)
1)
Microprocessor
x
2)
SMP
board
e.
Power
supply
fault
/
over
temp
1)
Failing
power
supply
See
Log
(non
optimal
condition)
1.
See
System
Error
log.
2.
See
Service
Processor
log.
NMI
(nonmaskable
interrupt)
Note:
A
PCI
or
MEM
LED
may
also
be
on.
1.
See
System
Error
log.
2.
If
a
PCI
LED
is
on,
follow
the
instructions
for
that
LED.
3.
If
MEM
LED
is
on,
follow
the
instructions
for
that
LED.
4.
Restart
the
server.
SP
Bus
(Remote
Supervisor
Adapter)
1.
See
System
Error
log.
2.
Remote
Supervisor
Adapter
card.
3.
SMP
board.
Non
Red
(nonredundancy
lost)
1.
If
PS
x
LED
is
lit
on
Level
2
Light
Path,
follow
instructions
for
that
LED.
2.
Failing
power
supply.
Out
of
Spec
(power
supplies’
rating
exceeded)
v
Power
supply
156
xSeries
440
Type
8687:
Hardware
Maintenance
Manual
Содержание xSeries 440 8687
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Страница 258: ...Part Number 4949 49Y0156 1P P N 24P2935...