Cisco 7000 Series Hardware Installation And Maintenance page 204

and
Removing
This section provides
MAS-7KTFP
components
The
air filter
front panels
blower
cracked
chassis
chassis properly
You must remove
bottom
chassis with
if
you
the system
current
Warning
power
power
Tools Required
You need
panel
Phillips
bottom
Panels
the
Removing
must remove
You
bottom
chassis with
spring
the chassis
To remove
Step
Step
Step
Step
Step
the Front
Replacing
the procedures
and bottom
front panel
the panels
and
to replace
and
internal
replaceable
The bottom
of the chassis
draw
the chassis
to air into
cooling
the flow of cooling
broken
or
they are cracked
if
Replace panels
bottom
the front panel
attached the chassis with
front panel
is to
two screws
If are cleaning
you
remove vacuum
the
can
filter
before the chassis top
removing
the front of the backplane
exposed on
is
Before the chassis interior turn off
accessing
When
cord
the
is on
power
and
harnesses
supply wiring
3/16-inch or
flat-blade
Earlier chassis the several
first
secure the top front panel
to
screws
front chassis panel
bottom
the front panel
front panel attached the chassis with
is to
EMI
The
two screws
when
and
you push
compresses
opening
the front panels perform
bottom edge
of the
the
Grasp
of the panel
bottom
Pull the
OFF
and
the panel
pull it
On
the top front panel use
two
loosen the screws
captive
one hand
Place against the top front center of the panel
top of the panel
acts
pivot
as
chassis
With your
hand
other
grasp
on the underside of the front
Removing
Chassis Panels
for and
removing
replacing
MAS-7KBFP
in order
have been damaged
that
accessible
components
are
front vented
chassis
is
panel
bottom
the
If
is
panel
and
be redirected
air
can
broken if
or or damage
before remove
can
you
The
studs
ball
the do
air filter
you
and
than
in less
replace
it it
panel With
the top front panel
front
and
around the
power
all
100A
high current
exposed on
is
when
Use
extreme caution
number
screwdriver
Phillips
hundred
shipped use
slotted
No
the chassis
to tools
before remove
can
you
The
studs
ball
around the outer
edge
shielding
the panel the chassis
into
the following
steps
bottom
chassis panel
one inch
out about then
place
See 5-2L
the chassis
Figure
number
or 3/16-inch
Phillips
bottom edge
the of the panel
at
when you
the
point
pull
the front of the panel
inserting
by
See the
panel
plastic right
and Chassis Panels
the Front
Replacing
the chassis top front panel
the chassis
internal
access
to
and bottom
the top
by removing
and works
with the chassis
not or
installed if
correctly
inside
may
cause overheating
them from
prevents fitting
panel The
the top front
plastic
top front panel attached
is to
down
have shut the
not
to system
minutes Always shut
five
removed
100A
harnesses
power supply wiring
and unplug
switches
supply
and around
the backplane
the
working near power supply
the top front chassis
remove
to
and
chassis use
later
screws
the
remove
are required
to
panel The
the top front
plastic
top front panel attached
is to
of the top front panel
acts
the panel
to fitted
keep
tightly
behind the
sides
your fingers
screwdriver
flat-blade
frame
See 5-22
Figure
See 5-22a
brace
to it
Figure
bottom and away from
out the
the opening
into
your fingers
hand
5-22a
in Figure
Maintenance
is
it
the
the
on
the
down
of
the
the
the
as
into
of
to
The
5-59