Switches
and
jumpers
The
following
illustration
shows
the
switches
and
jumpers
on
the
I/O
board.
1
2
3
Configuration
switch block (S6H1)
Light path
diagnostics button (S8A1)
BIOS code
page jumper
(J1E2)
Switches
Table
1
describes
the
function
of
each
switch
on
switch
block
(S6H1).
Table
1.
Configuration
Switch
block
(S6H1)
Switch
number
Default
value
Switch
description
1
Off
Reserved
2
Off
Password
disable
3
through
5
Off
Reserved
Jumpers
When
the
BIOS
code
page
jumper
(J1E2)
is
moved
from
pins
1
and
2
to
pins
2
and
3,
you
can
start
the
blade
server
from
a
backup
BIOS
page.
The
default
position
is
pins
1
and
2.
See
the
blade
server
Hardware
Maintenance
Manual
and
Troubleshooting
Guide
on
the
IBM
BladeCenter
Documentation
CD
for
more
information.
Note:
If
you
start
the
blade
server
from
the
backup
page
because
the
primary
BIOS
page
has
become
damaged,
you
need
to
flash
the
primary
BIOS
code.
See
“Recovering
the
BIOS
code”
on
page
30
for
instructions.
38
BladeCenter
HS40
Type
8839:
Hardware
Maintenance
Manual
and
Troubleshooting
Guide
Содержание HS40 - BladeCenter - 8839
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