IBM HS20 User Guide - Page 30

Controls - hard drive

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v The management module can turn off the blade server. Note: After turning off the blade server, wait at least 30 seconds for its hard disk drives or flash drives to stop spinning before you remove the blade server from the BladeCenter unit. Controls and LEDs This section describes the controls and LEDs on your BladeCenter HS20 blade server. Notes: 1. The illustrations in this document might differ slightly from your hardware. 2. The control panel door is shown in the closed (normal) position in the illustration. To access the Power-control button, you must open the control panel door. CD/diskette/USB select button Blade-error LED Information LED Location LED Activity LED Power-on LED CD Keyboard/ mouse/ video select button Power-control button CD/diskette/USB select button: Press this button to associate the CD-ROM drive, diskette drive, and USB port with this blade server. The LED on this button flashes while the request is being processed, then is steady when the ownership of the CD-ROM drive, diskette drive, and USB port has been transferred to this blade server. It can take approximately 20 seconds for the operating system in this blade server to recognize the CD-ROM drive, diskette drive, and USB port. The operating system in the blade server must provide USB support for the blade server to recognize and use the CD-ROM drive, diskette drive, and USB port. The BladeCenter unit uses USB for internal communication with these devices. If there is no response when you press the CD/diskette/USB select button, you can use the management-module Web interface to determine whether local control has been disabled on the blade server. Keyboard/mouse/video select button: Press this button to associate the keyboard port, mouse port, and video port with this blade server. The LED on this button flashes while the request is being processed, then is steady when the ownership of 16 BladeCenter HS20 Type 8832: Installation and User's Guide

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v
The
management
module
can
turn
off
the
blade
server.
Note:
After
turning
off
the
blade
server,
wait
at
least
30
seconds
for
its
hard
disk
drives
or
flash
drives
to
stop
spinning
before
you
remove
the
blade
server
from
the
BladeCenter
unit.
Controls
and
LEDs
This
section
describes
the
controls
and
LEDs
on
your
BladeCenter
HS20
blade
server.
Notes:
1.
The
illustrations
in
this
document
might
differ
slightly
from
your
hardware.
2.
The
control
panel
door
is
shown
in
the
closed
(normal)
position
in
the
illustration.
To
access
the
Power-control
button,
you
must
open
the
control
panel
door.
Blade-error
LED
Information
LED
Location
LED
Activity
LED
Power-on
LED
CD/diskette/USB
select button
Keyboard/ mouse/
video select button
CD
Power-control button
CD/diskette/USB
select
button:
Press
this
button
to
associate
the
CD-ROM
drive,
diskette
drive,
and
USB
port
with
this
blade
server.
The
LED
on
this
button
flashes
while
the
request
is
being
processed,
then
is
steady
when
the
ownership
of
the
CD-ROM
drive,
diskette
drive,
and
USB
port
has
been
transferred
to
this
blade
server.
It
can
take
approximately
20
seconds
for
the
operating
system
in
this
blade
server
to
recognize
the
CD-ROM
drive,
diskette
drive,
and
USB
port.
The
operating
system
in
the
blade
server
must
provide
USB
support
for
the
blade
server
to
recognize
and
use
the
CD-ROM
drive,
diskette
drive,
and
USB
port.
The
BladeCenter
unit
uses
USB
for
internal
communication
with
these
devices.
If
there
is
no
response
when
you
press
the
CD/diskette/USB
select
button,
you
can
use
the
management-module
Web
interface
to
determine
whether
local
control
has
been
disabled
on
the
blade
server.
Keyboard/mouse/video
select
button:
Press
this
button
to
associate
the
keyboard
port,
mouse
port,
and
video
port
with
this
blade
server.
The
LED
on
this
button
flashes
while
the
request
is
being
processed,
then
is
steady
when
the
ownership
of
16
BladeCenter
HS20
Type
8832:
Installation
and
User’s
Guide