System-board
switches
and
jumpers
The
following
illustration
shows
the
switches
and
jumpers
on
the
system
board.
Boot block
recovery jumper
Clear CMOS jumper
Disable mBMC
The
following
illustration
identifies
the
pins
on
a
jumper
and
shows
the
location
of
pin
1.
3
2
1
Pin 1 mark
Table
2.
Switch
and
jumper
settings
Component
Settings
CMOS
jumper
(JP3)
v
Pins
1
and
2:
Keep
CMOS
data
(default)
v
Pins
2
and
3:
Clear
the
CMOS
data,
which
clears
the
power-on
password
and
administrator
password
Boot
block
jumper
(JP4)
v
Pins
1
and
2:
Normal
(default)
v
Pins
2
and
3:
Boot
from
boot
block.
Mini-BMC
jumper
(JP6)
v
Pins
2
and
3:
Normal
(default)
v
Pins
1
and
2:
Disable
the
mini-BMC.
Use
this
setting
when
a
service
processor
adapter
other
than
the
optional
Remote
Supervisor
Adapter
II
is
installed.
Chapter
2.
Installing
options
13
Summary of Contents for 306m - eServer xSeries - 8849
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