Location
LED:
This
blue
LED
is
turned
on
remotely
by
the
system
administrator
to
assist
in
locating
the
blade
server.
The
location
LED
on
the
BladeCenter
unit
lights
at
the
same
time.
Information
LED:
This
amber
LED
lights
to
indicate
that
information
about
a
system
event
has
been
placed
in
the
Advanced
Management
Module
Event
Log.
The
information
LED
remains
on
until
turned
off
by
Advanced
Management
Module
or
through
IBM
Director
Console.
Blade
error
LED:
This
amber
LED
lights
when
a
system
error
has
occurred
in
the
blade
server.
Power-control
button:
Press
this
button
to
turn
the
blade
server
on
or
off.
The
power-control
button
only
has
effect
if
local
power
control
is
enabled
for
the
blade
server.
Local
power
control
is
enabled
and
disabled
through
the
BladeCenter
Advanced
Management
Module
Web
interface.
Media
tray
select
button:
This
button
associates
the
shared
BladeCenter
unit
media
tray
(DVD/CD
drive
and
USB
ports)
with
the
blade
server.
The
LED
on
the
button
flashes
while
the
request
is
being
processed,
then
lights
when
the
ownership
of
the
media
tray
has
been
transferred
to
the
blade
server.
It
can
take
approximately
20
seconds
for
the
operating
system
on
the
blade
server
to
recognize
the
media
tray.
Power
on
LED:
This
green
LED
indicates
the
power
status
of
the
blade
server
as
follows:
v
Flashing
rapidly
-
The
service
processor
on
the
blade
server
is
communicating
with
the
BladeCenter
Advanced
Management
Module.
v
Flashing
slowly
-
The
blade
server
has
power
but
is
not
turned
on.
v
Lit
continuously
(steady)
-
The
blade
server
has
power
and
is
turned
on.
v
Not
lit.
Either
the
BladeCenter
unit
is
powered
off,
or
a
power
failure
has
occurred
on
the
blade
server
or
the
BladeCenter
unit.
NMI
reset
button
If
the
operating
system
has
been
installed,
pressing
the
button
with
a
paper
clip
or
pin
causes
the
operating
system
to
call
the
Linux
kernel
debugger.
The
blade
error
LED,
information
LED,
and
location
LED
can
be
turned
off
through
the
Advanced
Management
Module
Web
interface.
System
board
LEDs
The
QS22
blade
server
has
status
LEDs
on
the
system
board
to
indicate
the
health
of
various
components.
Some
are
within
the
light
box
while
others
are
in
different
locations.
A
lit
LEDs
indicates
an
error
condition.
Complete
information
about
the
LEDs
can
be
found
in
“Troubleshooting
charts”
on
page
56.
To
find
out
what
if
any
errors
have
occurred
on
the
system
board,
you
must:
1.
Remove
the
blade
server
from
the
BladeCenter
unit
2.
Open
the
cover
3.
Press
the
light
path
diagnostics
switch
6
BladeCenter
QS22
Type
0793:
Problem
Determination
and
Service
Guide
Summary of Contents for BladeCenter QS22 Type 0793
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