Power-on
LED:
This
green
LED
indicates
the
power
status
of
the
blade
server
in
the
following
manner:
v
Flashing
rapidly:
The
service
processor
(BMC)
on
the
blade
server
is
handshaking
with
the
management
module.
v
Flashing
slowly:
The
blade
server
has
power
but
is
not
turned
on.
v
Lit
continuously:
The
blade
server
has
power
and
is
turned
on.
Power-control
button:
This
button
is
behind
the
control
panel
door.
Press
this
button
to
turn
on
or
turn
off
the
blade
server.
Note:
The
power-control
button
has
effect
only
if
local
power
control
is
enabled
for
the
blade
server.
Local
power
control
is
enabled
and
disabled
through
the
management-module
Web
interface.
System
board
illustration
The
following
illustration
shows
the
system
board
components,
including
connectors
for
user-installable
options,
for
the
blade
server.
Battery
SAS hard disk drive 0
SAS hard disk drive 1
Microprocessor 1
and heat sink
Microprocessor 2
and heat sink option
Control-panel
connector
DIMM 4
DIMM 3
DIMM 2
DIMM 1
I/O expansion
option
Using
system
board
switches
The
following
illustration
shows
the
location
of
switch
block
2
(SW2).
describes
the
function
of
each
switch
on
the
switch
block.
Switch block (SW2)
16
BladeCenter
HS20
Type
7981:
Installation
and
User’s
Guide
Summary of Contents for BladeCenter HS20
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