Lenovo 3797 User Manual
Page 136
v
LED
indicators
to
report
errors
that
occur
with
fans,
power
supplies,
microprocessor,
hard
disk
drives,
and
system
errors
(EasyLED
Diagnostics)
v
DIMM
error
assistance.
The
Unified
Extensible
Firmware
Interface
(UEFI)
will
disable
a
failing
DIMM
that
is
detected
during
POST
IMM
will
light
the
associated
system
error
LED
and
the
failing
DIMM
error
LED.
v
System
event
log
(SEL)
v
ROM-based
IMM
firmware
flash
(IMM
firmware
updates)
v
Auto
Boot
Failure
Recovery
(ABR)
v
A
virtual
media
key
which
enables
full
system
management
support
(remote
video,
remote
keyboard/mouse,
and
remote
storage)
v
Automatic
microprocessor
disable
on
failure
restart
in
a
two-microprocessor
configuration
when
one
microprocessor
signals
an
internal
error
v
NMI
detection
and
reporting
v
SMI
handling
v
Automatic
Server
Restart
(ASR)
when
(1)
POST
is
not
complete
or
(2)
the
OS
hangs
and
the
OS
Watchdog
Timer
times-out.
The
IMM
might
be
configured
to
watch
for
OS
Watchdog
Timer
and
reboot
the
system
after
time-out,
if
the
ASR
feature
is
enabled.
Otherwise,
IMM
allows
the
administrator
to
generate
an
NMI
by
pressing
an
NMI
button
on
the
system
board
for
OS
memory
dump.
ASR
is
supported
by
IPMI.
v
Intelligent
Platform
Management
Interface
(IPMI)
Specification
V2.0
and
Intelligent
Platform
Management
Bus
(IPMB)
support
v
Invalid
system
configuration
(CNFG)
LED
support
v
Serial
redirect
v
Serial
Over
LAN
(SOL)
v
Active
Energy
Manager
v
Query
power
supply
input
power
v
PECI
2
support
v
Power/Reset
control
(power-on,
hard
and
soft
shut
down,
hard
and
soft
reset,
schedule
power
control)
v
Alerts
(in-band
and
out-of-band
alerting,
PET
traps
-
IPMI
style,
SNMP,
e-mail)
v
Operating
system
failure
blue
screen
capture
v
Command
line
interface
v
Configuration
save
and
restore
v
PCI
configuration
data
v
Boot
sequence
manipulation
The
IMM
also
provides
the
following
remote
server
management
capabilities:
v
Command-line
interface
(IPMI
Shell)
The
command-line
interface
provides
direct
access
to
server
management
functions
through
the
IPMI
2.0
protocol.
Use
the
command-line
interface
to
issue
commands
to
control
the
server
power,
view
system
information,
and
identify
the
server.
You
can
also
save
one
or
more
commands
as
a
text
file
and
run
the
file
as
a
script.
v
Serial
over
LAN
Establish
a
Serial
over
LAN
(SOL)
connection
to
manage
servers
from
a
remote
location.
You
can
remotely
view
and
change
the
UEFI
settings,
restart
the
server,
identify
the
server,
and
perform
other
management
functions.
Any
standard
Telnet
client
application
can
access
the
SOL
connection.
120
ThinkServer
RD220
Types
3729,
3779,
3797,
and
3798:
Installation
and
User
Guide