Light path diagnostics leds, Light, Path – IBM BladeCenter T Type 8720 User Manual
Page 108: Diagnostics, Leds
Table
6.
Troubleshooting
charts
(continued)
Device
Suggested
action
Updating
the
switch-module
configuration
through
the
switch
does
not
save
the
management-module
NVRAM.
If
you
log
in
to
the
Ethernet
switch
module
directly
(through
the
Ethernet
switch-module
Web
interface
or
Telnet
interface
instead
of
through
the
management
module
Web
interface)
and
update
the
switch
module
configuration,
saving
the
new
configuration
saves
only
to
the
switch
NVRAM,
not
to
the
management-module
NVRAM.
The
management
module
will
not
be
able
to
communicate
with
the
switch
module.
In
the
management
module
Web
interface,
in
Switch
Tasks
→
Management,
change
the
New
Static
IP
Configuration
values
to
match
the
ones
in
Current
IP
Configuration,
and
apply
the
configuration.
Light
path
diagnostics
LEDs
A
system-alarm
LED
on
the
system
LED
panel
is
lit
when
certain
system
errors
occur.
If
one
of
the
system-alarm
LEDs
on
your
BladeCenter
T
unit
is
lit,
use
the
following
table
to
help
determine
the
cause
of
the
error
and
the
action
you
should
take.
Note:
You
can
configure
the
major
and
critical
alarm
LEDs
to
be
either
amber
or
red
through
the
management
module.
Table
7.
Light
path
diagnostics
Lit
LED
Cause
Action
BladeCenter
T
system
LED
panel
Location
A
condition
has
occurred
in
the
BladeCenter
T
unit
that
has
caused
the
remote
system
management
to
identify
the
BladeCenter
T
unit
as
needing
attention.
Look
for
any
information
or
error
LEDs
on
the
system
LED
panels,
the
modules,
and
the
blade
servers
in
this
BladeCenter
T
unit,
and
follow
the
instructions
in
this
table
for
those
LEDs.
Minor
A
noncritical
event
has
occurred
that
should
be
looked
at,
such
as
the
wrong
I/O
module
inserted
in
a
bay,
or
power
needs
that
exceed
the
capacity
of
power
modules
currently
installed.
Check
the
error
log
for
the
messages.
Check
the
LEDs
on
the
BladeCenter
T
unit
and
the
blade
servers
to
isolate
the
component.
Major
A
major
system
error
has
occurred,
such
as
the
loss
of
one
of
two
mirrored
disks.
Note:
You
can
configure
the
major
error
LED
to
be
either
red
or
amber
through
the
management
module.
v
Check
the
error
log
for
messages.
v
Look
for
an
error
LED
on
the
modules
and
blade
servers
to
locate
the
component:
–
If
the
error
LED
is
on
a
module,
follow
the
instructions
for
the
module
in
this
table.
–
If
the
error
LED
is
on
a
blade
server,
see
the
documentation
that
comes
with
the
blade
server.
98
BladeCenter
T
Type
8720
and
8730:
Hardware
Maintenance
Manual
and
Troubleshooting
Guide