Cisco 3000 Series Hardware Installation And Maintenance page 45

Problem
Solving
the
TrouWeshooting
Check
With
With
Does
System
Network
the
Troubeshootkig
Check
Network
Network
System
System boots
System powers on and
System powers on and
Cisco
4-2 3000 Hardware
Installation
Power
and Cookig
Systems
the following
items
to help
the
switch on does
power
AC
the
If checks
yes
input
AC
no
If the
suspect input
cable
the switch on and
power
no fan
If the
suspect
down
the
system shut
after
Suspect an
environmentally
Check
the environmental
site
and
Chapter ensure
that
Suspect power failure
supply
LEDs
boots but
partially
5-volt
Suspect
power
and
Onterfaces
the following
for
symptoms
interface
not recognized
is
LED
Check
the
that
corresponds
interface
recognized
is
Check
the external cable
connection
will not boot
or constantly/intermittently
properly
the
Suspect or software
processor
but console
screen
Check
the external console
baud
the console
Verify
rate
boots
with
network
the
Suspect interface
boots
with
network
Suspect the interface
and
Maintenance
isolate the problem
blower operate
the
out
AC
source the routers
circuit
LEDs
system does the fan
lit
time
on
short
being
induced shutdown
section
requirements in the
the chassis intake
and
exhaust
do
not light
failure
supply
Cabes
the
to help isolate problem
by the
system
network
the
to interface
but
interface ports not
will
reboots
frozen
is
connection
the terminals
in documentation
interface
disconnected
particular
network
particular interface
or cable
or the
breaker power
supply
operate
General
Site Requirements
vents are clear
initialize
or cable
disconnected
in