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Chapter
3.
Operating
the
M12
This
chapter
describes
how
to
operate
the
M12
and
includes
the
following
information:
v
v
v
v
Note:
Throughout
this
chapter,
the
term
switch
refers
to
the
M12.
Turning
the
switch
on
and
off
To
turn
the
switch
on,
verify
that
both
power
cords
connect
to
the
ac
power
connectors
on
the
front
of
the
chassis.
Flip
both
green
ac
power
switches
to
“|”.
The
green
ac
power
switches
illuminate
when
they
are
on.
To
turn
off
the
switch,
flip
both
ac
power
switches
to
“O”.
To
remove
all
sources
of
power
from
the
switch,
disconnect
both
power
cords
from
the
power
source.
Note:
Removing
all
power
from
the
switch
triggers
a
system
reset.
When
you
restore
the
power,
all
devices
return
to
the
initial
state,
and
the
switch
runs
a
POST.
Attention:
After
you
power
on
the
switch,
run
it
for
a
minimum
of
10
minutes
before
you
power
off
again.
Switch
components
The
switch
includes
the
following
components:
v
16–port
cards
v
CP
cards
v
Power
supplies
v
ac
power
input
connection
v
ac
power
switches
v
Blower
assemblies
v
WWN
card
and
bezel
v
Cable
management
tray
16–port
cards
Attention:
Wear
an
electrostatic
discharge
(ESD)
grounding
strap
when
you
work
with
a
16–port
card
to
prevent
damage
to
the
electrical
components.
To
ensure
correct
cooling
of
the
chassis
and
protection
from
dust,
install
a
filler
panel
in
any
slots
that
do
not
contain
a
16–port
card.
Disassembling
any
part
of
a
16–port
card
voids
the
part
warranty
and
regulatory
certifications.
©
Copyright
IBM
Corp.
2004
15
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