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DANGER
To
prevent
electrical
shock
hazard,
disconnect
all
power
cables
from
the
electrical
outlet
before
relocating
the
system.
D01
FRU
Identify
LEDs
This
system
is
configured
with
an
arrangement
of
LEDs
that
help
identify
various
components
of
the
system.
These
include,
but
are
not
limited
to:
v
Power
subsystem
FRUs
v
System
unit
FRUs
v
I/O
adapter
identify
LED
v
Disk
drive
identify
LED
The
identify
LEDs
are
arranged
hierarchically
with
the
FRU
identify
LED
at
the
bottom
of
the
hierarchy,
followed
by,
the
corresponding
CEC
or
I/O
drawer
identify
LED,
and
the
corresponding
rack
identify
LED
to
locate
the
failing
FRU
more
easily.
Any
identify
LED
in
the
system
may
be
flashed
when
the
system
is
in
the
failed
state
with
power
on
by
using
the
service
processor
LED
Control
Menu
contained
in
the
“System
Information
Menu”
on
page
205.
See
“System
Information
Menu”
on
page
205
for
information
on
how
to
use
the
LED
Control
Menu.
Any
identify
LED
in
the
system
may
also
be
flashed
by
using
the
“Identify
and
Attention
Indicators”
task
in
the
AIX
diagnostic
programs.
The
procedure
for
operating
the
Identify
and
Attention
Indicators
task
in
the
AIX
diagnostics
is
outlined
in
the
chapter
entitled
“Tasks
and
Service
Aids”
in
the
RS/6000
Eserver
pSeries
Diagnostic
Information
for
Multiple
Bus
Systems
,
order
number
SA38-0509.
If
the
service
processor
menus
and
the
AIX
diagnostics
are
not
available,
the
FRU
identify
LEDs
may
be
flashed
by
one
using
the
open
firmware
prompt.
If
the
system
is
configured
as
a
full
partition,
the
system
can
be
booted
to
the
open
firmware
prompt
and
the
FRU-LED-MENU
command
entered.
A
menu
displays
that
will
allow
you
to
turn
on
the
desired
FRU
identify
LED.
For
instructions
on
setting
up
the
boot
mode
to
enable
the
boot
to
the
open
firmware
prompt,
see
the
“System
Power
Control
Menu”
on
page
202.
Find
the
symptom
in
the
following
table;
then
follow
the
instructions
given
in
the
action
column.
Symptom
Action
The
system
will
not
power
on
and
no
error
codes
are
available.
Go
to
“MAP
1521:
System
Unit
With
Power
Failure
and
No
Error
Codes”
on
page
78.
Error
code
1011
1B0x
in
the
SPCN
error
codes
table
directed
you
here.
Go
to
“MAP
1523:
The
SPCN
Error
Codes
Table
Directed
You
Here
and
the
Error
Code
is
1011
1B0x”
on
page
84.
Chapter
3.
Maintenance
Analysis
Procedures
(MAPs)
77
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