Fan Tray - Cisco 7000 Series Hardware Installation And Maintenance

Inside the
flows in
cooling
In addition
monitors
overtemperature
components
Environmental
The power
supply
up-to-date
Chassis
flow
air
Powersupply_-I
airflow
Figure

Fan Tray

An
array of
acceptable
and
printed
fan
tray
in
through
internal
the airflow
prevent
power supply two small fans
one and
of the supply
side
See 1-6
air Figure
the environmental
to monitoring
own and
internal
its temperature
shuts
condition
it
For
of power-supply
description
and
Monitoring Reporting
FRU
available
supply as
is
fails
Chapter provides power
instructions included
are
_______
1-6 Internal Air Flow
Top-Down
draw
individual fans
six
operating for
temperature
board with the control
circuit
the of the chassis
slides into side
right
on
the vents the opposite
inlet
and
out through
components
path The
of the chassis
sides
inside the chassis
overheating
draw
air
cooling through
out the other side
following
performed by the system
the supply
If
voltages
down
avoid the
to damage to
shutdown conditions
Functions
in this chapter
immediate
onsite replacement
for
instructions
supply replacement
FRUs
when
with
all they are
Chassis
Power
supply
fans
IPend
--
end
Service non-IP
View
chassis
air the
cooling through
The fan
the
internal components
mounted on
circuits
from
the non-IP
of the chassis across
side
the exhaust vents
adjacent
must
remain unobstructed
See Site Requirements
Physical
The
the
interior
power
supply
the same direction the chassis
as
the
software power
supply
detects an
or
overvoltage
other system
power or
supply
and
refer
thresholds
to
the existing
in
case
In addition
detailed
from
shipped the factory
fans
_______
________
H_
Powersupply
airflow
Chassis
airflow
Fan
tray
an
maintain
interior to
the six
tray comprises
See 1-4
metal plate
Figure
end The draw
of the router fans
modules
the processor and
shows
the fan tray Figure 1-6
to
ensure airflow and
to adequate
in Chapter
Product
Description
air
power
fans
The
air
other
1-7
Overview