IBM 8688 Manuale Utente

Pagina di 262
Note:
  
If
 
no
 
devices
 
are
 
selected
 
as
 
active,
 
VGA
 
is
 
used
 
by
 
default.
 
If
 
any
 
device
 
is
 
selected
 
as
 
active,
 
only
 
selected
 
devices
 
are
 
used.
 
You
 
can
 
select
 
multiple
 
devices
 
as
 
active.
 
Hot-plug
 
devices
 
are
 
always
 
active.
For
 
instructions
 
to
 
restore
 
a
 
remote-control
 
password,
 
see
 
 
 
 
 
 
 
 
Top
 
cover
 
assembly
 
This
 
section
 
contains
 
instructions
 
for
 
removing
 
and
 
replacing
 
the
 
top
 
cover
 
assembly.
 
Before
 
you
 
begin:
 
v
   
Read
 
 
 
 
 
 
v
   
Read
 
the
 
safety
 
notices
 
at
 
 
 
 
 
 
 
 
v
   
Read
 
 
 
 
 
 
Complete
 
the
 
following
 
steps
 
to
 
remove
 
the
 
top
 
cover
 
assembly.
 
1.
   
Turn
 
off
 
the
 
server
 
(see
 
 
 
 
 
 
 
 
and
 
disconnect
 
all
 
power
 
cords
 
and
 
external
 
cables.
 
2.
   
Remove
 
the
 
front
 
bezel
 
(see
 
 
 
 
 
 
 
 
 
3.
   
Pull
 
the
 
two
 
retaining
 
pins
 
on
 
the
 
top
 
front
 
of
 
the
 
chassis
 
until
 
they
 
loosen.
 
4.
   
Slide
 
the
 
top
 
cover
 
to
 
the
 
front
 
slightly.
 
5.
   
Pull
 
the
 
cover
 
up,
 
and
 
remove
 
it
 
from
 
the
 
server.
 
Retention pins
   
To
 
replace
 
the
 
top
 
cover
 
assembly,
 
complete
 
the
 
following
 
steps:
 
1.
   
Align
 
the
 
three
 
notches
 
on
 
each
 
side
 
of
 
the
 
cover
 
with
 
the
 
slots
 
in
 
the
 
top
 
of
 
the
 
chassis.
 
2.
   
Push
 
the
 
cover
 
toward
 
the
 
rear.
 
3.
   
Push
 
in
 
on
 
the
 
two
 
retaining
 
pins.
 
4.
   
Replace
 
the
 
front
 
bezel.
  
Chapter
 
5.
 
Field
 
replaceable
 
units
 
137