Problem Solving - Cisco 7000 Series Hardware Installation And Maintenance

Overview
Troubleshooting
Troubleshooting
This
divided
is
sequence
specific
troubleshoot
Problem
with
Solving
The key
first
doing
isolate
first
system For
Power
Cooling
should
the environmental
condition
generates
determine
service representative
installation
Processors
system
The
enabled
was
in the
The
to
you
Startup
Identifying
When
the chapter
This
steps
With
checking
sequence
appropriate
When
You
of about
Subsystem
blower
properly
7000 Hardware
4-2 Cisco
Overview
section describes the troubleshooting
more
into for
subsystems
contains sections in
to
pointers
so that
components you
that
component
specific
Subsystems
the
problem
to solving
problems
in solving
startup
step
Since
problem is
startup
the to
problem subsystem
these
troubleshooting
subsystemThis
subsystem
chassis
subsystemThe
be whenever
operating
monitor shuts
shut
will
although
it
noise 60
of
level
blower
the not operating
that
is
The blower
adjustments that
subsystemThe
software
initialization
LEDThis
enabled
subsystem
LED
SP or
on the SSP
board
able the
to initialize
the
will cause
backplane
sections
following will help
the appropriate
troubleshooting
Problems
the router for the
start
you up
Router
the
Installing
section contains more detailed
take the does
if
to system
of the system
the exception
of the LEDs
the
state
Use
the following
descriptions
sections in each
indicated
the system
start by
you up
should hear
immediately
dBa
60
not
If
proceed
determine
If
you
contact customer
is
faulty
there are
at initial
startup
and Maintenance
Installation
methods used
in this
efficient
problem solving
contain troubleshooting
this that
chapter
where
determine
can
your
or
subsystem
the
system is
to try to isolate
compare what
the system
is to
attributable to
usually single
rather than troubleshoot
consider the following
procedures
includes the
power
blower
the single
component
is
on and
will
system power
is
down
because
the system
down
in the event of
power
dBa determine
is to
it
easy
the only recourse
located the
in interior
is
make
should does
if
you it
RP
contains the system
operating
falls into this
subsystem
SP
the
or
comprises
and
each
interface
processor
Remember
interface
that an
and crash
system to hang
one
problem
isolate to
you
section
should observe
time you
first
normal
of the
description
not that
perform as
sequence
LEDs
blower indicate system
all
when
and where
can determine
you
the problem
to isolate
description to to
try
the
on
turning power supply
blower
the system
operating
the following
to section
the
that are functioning
power
supplies
service representative
no installation
adjustments
how
and defines
chapter
normal
of
description
procedures
and
trouble
is having
system
problem subsystem
to
specific
what
doing it
to
is
more
component
it is
each
component
separate
subsystems
and power
supply
supplies
in this subsystem
continue
to
usually operate
of an
or overvoltage
overtemperature
Since
shutdown
supply
whether
or not is
it
operating
contact
is to
immediately
there
and
of the chassis
not function
properly at initial
so trouble
software
and
SSP interface
all
processors
whether
indicates or not the
that is
processor
partially
and
of these
subsystems
the
sequence
startup
and
describes
sequence
startup
expected
the
in
sequence
states
startup
the
failed in
system
then
subsystem
to proceed
resolve the
problem
the following should
switches
an
it generates operating
Power
Troubleshooting the
and
normally
system blower
the does
If
make
should
that
you
the router
startup
for
then
The
be
should
efficient
to
in the
fans
The blower
when
even
blower
the
If
you
customer
no
are
startup
with the
The
RP
installed
will direct
described
in
the
By
the
startup
the
to
occur
noise level
the
that
not function