System-board
jumpers
The
following
illustration
shows
the
jumper
blocks
on
the
system
board.
Force power on (JP8)
Clear CMOS (JP2)
Boot block (JP6)
Any
jumper
blocks
on
the
system
board
that
are
not
shown
in
the
illustration
are
reserved.
The
following
table
describes
the
function
of
each
jumper
block.
Table
2.
System-board
jumper
blocks
Jumper
name
Description
Clear
CMOS
(JP2)
v
Pins
1
and
2:
Keep
CMOS
data
(default)
v
Pins
2
and
3:
Clear
the
CMOS
data,
which
clears
the
power-on
password
Note:
Changing
the
position
of
this
jumper
does
not
affect
the
administrator
password
check
if
an
administrator
password
is
set.
If
the
administrator
password
is
set
and
forgotten,
the
system
board
must
be
replaced.
Force
power-on
(JP8)
v
Pins
1
and
2:
Use
the
power-control
button
to
start
the
server
(default)
v
Pins
2
and
3:
Start
up
the
server
when
ac
power
is
connected
Boot
block
(JP6)
v
Pins
1
and
2:
Normal
(default)
v
Pins
2
and
3:
Recover
boot
block
(see
Chapter
1.
Introduction
11
Summary of Contents for xSeries 100
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