Clearing
CMOS
If
you
need
to
erase
configuration
information,
you
must
move
the
CMOS
jumper.
CMOS jumper
(JBAT1)
1
2
3
The
default
position
is
a
jumper
installed
on
pins
1
and
2.
Before
you
change
the
position
of
this
jumper,
you
must
turn
off
the
server
and
peripheral
devices,
and
disconnect
all
external
cables
and
power
cords.
Remove
the
cover
and
then
move
the
jumper
to
pins
2
and
3.
After
moving
the
jumper,
wait
at
least
5
minutes
for
the
CMOS
information
to
clear.
Changing
the
position
of
this
jumper
erases
all
configuration
and
setup
information,
including
the
power-on
and
administrator
passwords.
Therefore,
you
must
reconfigure
the
server
after
clearing
CMOS
memory
(see
“Configuration”
on
page
25).
If
possible,
record
the
server
configuration
information
before
moving
the
CMOS
jumper.
After
you
clear
the
CMOS
information,
move
the
jumper
back
to
its
normal
position
(pins
1
and
2).
Reconnect
the
external
cables
and
power
cords;
then,
turn
on
the
peripheral
devices
and
the
server.
Replacing
the
battery
When
replacing
the
battery,
you
must
replace
it
with
a
lithium
battery
of
the
same
type
from
the
same
manufacturer.
To
avoid
possible
danger,
read
and
follow
the
safety
statement
below.
To
order
replacement
batteries,
call
1-800-772-2227
within
the
United
States,
and
1-800-465-7999
or
1-800-465-6666
within
Canada.
Outside
the
U.S.
and
Canada,
call
your
IBM
reseller
or
IBM
marketing
representative.
Note:
After
you
replace
the
battery,
you
must
reconfigure
your
system
and
reset
the
system
date
and
time.
Diagnostics
15
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