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CHAPTER
Troubeshooting
Your
router
if
your
the
problem
Sections
Problem
Reading
Use
the information
out the router
problem
the
problem
Chassis
Maintenance
Software
System
Date you
Brief description
Brief explanation
Problem
Solving
The key
comparing
greatly simplified
When
Power
Cooling
Network
failure
Indicators
System cablesThis
network
system went
extensive
through
have
system
to
problems
appears
follow
of
this
chapter
Solving
LED
Indicators
in this
to
chapter
the
system
problem
as
contact
customer
service representative
have
Before
you
call
and
number
serial
type
number
contract
and hardware
version
level
software
configuration
new
the
received
chassis
of the
problem you
what
of
steps
in
to
problem
solving
this
system
what
the
system
is
doing
consider
the following
problem
solving
systemThis
subsystem
blower assembly
systemThe
LEDs
interfaces
The
For
information
complete
subsystem
Hardware
the
and
burn-in
before
testing
up
follow
the
starting
steps
This section
isolate
problems
help
Whether
not
source
you
or
for information
the following
information
ready
configuration
are having
you have
taken
the
to
isolate
problem
to try
to isolate
the
is
what
should
be
doing
to
it
of the router
subsystems
and
includes
the
power
supply
when
come
should
on
network
related
the
interfaces
to
LED
on
indications
refer
to
includes
of the external
cables
all
Troubleshooting
Configuration
However
the factory
leaving
in
this
chapter
to
help identify
designed
to
you
is
help
locate
the source
of your
can
how
on
to
in
proceed
resolving
problem
subsystem
to
specific
the task of
problem
isolating
the
wiring
power
is
applied
be
used
can
to
help
identify
LED
Reading
the section
connect
the
that
system
Hardware
the
Configuration
rule
By
is
the
to
4-1
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