System-board leds, System-board, Leds – Lenovo 3797 User Manual
Page 43

Table
4.
Callout
descriptions
(continued)
Notes:
1.
If
no
jumper
is
present,
the
server
responds
as
if
the
pins
are
set
to
1
and
2.
2.
Changing
the
position
of
the
UEFI
boot
recovery
jumper
from
pins
1
and
2
to
pins
2
and
3
before
the
server
is
turned
on
alters
which
flash
ROM
page
is
loaded.
Do
not
change
the
jumper
pin
position
after
the
server
is
turned
on.
This
can
cause
an
unpredictable
problem.
describes
the
function
of
each
switch
on
the
switch
block.
Table
5.
Switch
block
3,
switches
1
-
8
Switch
number
Default
value
Switch
description
8
Off
Reserved.
7
Off
Reserved.
6
Off
Reserved.
5
Off
Power-on
password
override.
Changing
the
position
of
this
switch
bypasses
the
power-on
password
check
the
next
time
the
server
is
turned
on
and
starts
the
Setup
utility
so
that
you
can
change
or
delete
the
power-on
password.
You
do
not
have
to
move
the
switch
back
to
the
default
position
after
the
password
is
overridden.
Changing
the
position
of
this
switch
does
not
affect
the
administrator
password
check
if
an
administrator
password
is
set.
See
for
additional
information
about
the
power-on
password.
4
Off
Reserved.
3
Off
Reserved.
2
Off
Reserved.
1
Off
Reserved.Clear
Clear
CMOS.
When
this
switch
is
toggled
to
On,
it
clears
the
CMOS
data,
which
clears
the
power-on
password.
Important:
1.
Before
you
change
any
switch
settings
or
move
any
jumpers,
turn
off
the
server;
then,
disconnect
all
power
cords
and
external
cables.
(Review
the
information
in
and
2.
Any
system-board
switch
or
jumper
blocks
that
are
not
shown
in
the
illustrations
in
this
document
are
reserved.
System-board
LEDs
The
following
illustration
shows
the
light-emitting
diodes
(LEDs)
on
the
system
board.
Chapter
4.
Server
controls,
LEDs,
and
power
27