Cisco 7000 Series Hardware Installation And Maintenance page 149

Replacing Internal Components
To
replace
remove
must
power
current
backplane
becomes
EMI
integrity
panel and remove
The
fan
mounted on
the inlet
forces the
distributes
system
screw
also
snaps
the chassis
The
power
to the
screw
straddles
or the arbiter
An
external
of the
the
power
voltages
under
chassis
remove
two
Phillips
chassis
the
otherwise
supply
The
backplane
integrated
cover
cover
secure
The
arbiter
connector
four standoffs
cover
arbiter
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Cisco Hardware
1010 Installation
FRUs
which
of
internal
all
and
the chassis cover
panel
also remove the harness
power
connection the
If
power is
and
the fan fan control
on
tray
removed
covers are the
hazard Removing
the cover
of the
system Therefore
the cover
panel
individual
six
comprises
tray
metal
the entire
tray
on the of the chassis
vents left side
the exhaust
air
out through
the controls
fans
to
power
To remove
the
backplane
through
anchors the
that to the interior
tray
socket
into
connector
when
chassis
the
viewing
harness the wiring
cover shields
bottom
tab at the
backplane
top of harness
the the
secures
both
the and
power supply
modular
cord delivers
power
The
power supply
harness
power
connector
supply to polarized
of the
internal chassis
to
all
and backplane
the card
cage
frame To remove power supply you need
the
the harness cover disconnect
power
screws The end
non-IP
Before
inserting power
on
catch the chassis
will
it
bay
cover shields the non-IP
with the backplane cover
chassis frame
to the interior
two mounted
standoffs
to to
and
the backplane cover
the
mounts
to the
directly
on mates
the with the
arbiter
When
the backplane
and standoffs secure
to
arbiter
you must remove
fan tray
the
and Maintenance
are inside the service
non-IP
the chassis
interior
expose
and
cover the
cover
backplane
down
not shut before
removing
becomes hazard
board
high current present in
the
when
the
system
panel
off the system
always turn
when
only it is to
necessary
fans
the fan array and
called thefan
is
assembly
tray
when
the chassis
viewing
on
vents side of
the
right
the fan
speed and monitors
you need
fan tray
the
chassis frame an edge
on cover The
the backplane
end
from
the non-IP
harness delivers
that
of the cover
into slot in
fits
cover the backplane cover
to
you must remove
cover
backplane
source external
to the
power
which
part of the
is power
on The
the backplane
The power
components
supply
Two
Phillips-head screws secure
disconnect
to
the harness
power
of the has handles
power
supply
cable retention
remove
the
supply
and
the chassis
floor
prevent
and
of
side the
backplane
Fourteen
screws
Phillips
and
the center of the
near
cover
cover
the backplane behind
the
the four standoffs
arbiter to arbiter
non-IP of the
side
backplane
and
backplane the corners
four
cover in
is
place long
and
the cover
the arbiter
and
harness
power cover
end
of the router you must
To
some
components
replace
which
the backplane
exposes
the chassis cover
panel
When
harness
the and
power
and the backplane
on
wiring
also
is compromises
operating
before
removing the cover
power
internal
components
replace
fan control board
printed circuit
The draw
fans
air
cooling
from
the non-IP end
The
chassis fan control
the
and
reports fan
failures
remove
only pan-head
single
on
connector the fan control
fan the
slides into
right
tray
DC
power from
the
power
the chassis floor
single
Because
harness
the cover
to the
it access power
AC
the IP
on
receptacle
DC
supply carries voltages
backplane distributes the
operating
on of
rests the floor the
the the
to
power supply
AC
modular
power cord
the
from and remove
the
backplane
for the
pulling supply
or with
secure
it
clip
from
the
into
power
sliding
the the
arbiter arbiter
cover
four flanged
the sides
secure
two
additional
screws secure
The
standoff
arbiter screws
mounted
the
to
backplane
behind the backplane
cover
of the board butt
arbiter up
extend
screws
through
Phillips
To
the
to
backplane
replace
cover
backplane
you
the high
also
the
through
and
board
to the
board
of
side
supply
Phillips
supply
end
from
chassis
interior
the
out of
tape
is
of the
the
bus
against
the
the