Opening
the
Chassis
Removing
the Chassis Cover
Warning
Hazardous
voltages
may
exist
in or near the
power supply
so use extreme
caution
when
working
near the
power
supply
Before
starting
any of these
procedures
turn
OFF
power
to the
71
system
unplug
the
power cord
disconnect
any cables
at
the ports
and
connect
ESD
protection
To remove
the chassis
cover
follow
these steps
Step
Turn
OFF
the unit
and
unplug
it
Step
Attach
ESD
protection
Step
Remove
all
cables
from
the
back
of the router including
the
power cable
to
ensure
that
the
unit
is
not
powered on
and
to
ensure
that
the cover
will
not get caught
on
the
cables
Caution
Avoid damaging
any cables
as
you remove
the
cover
Step
Turn
the unit
up
so
that
the
back
of the chassis
is
resting
on
surface
and
the
underside
of
the chassis
is
facing
you
taking
care not
to
damage
the
network
connectors
Step
Remove
the latch screw
shown
in
Figure
5-1
behind
the latch
on
the
right
side of
the
underside
of
the
chassis
The
latch
will
not
open
until
this
screw
is
removed
Step
Put the
unit
back
down
with the
LEDs
facing
you
Place your
fingers
inside the
two
front
latches
on
the underside
of the chassis
see
Figure
5-1 and push
the latches
back
until
they
snap
open
Step
Lift
the chassis cover
from
the
front
edge where
the
LEDs
are located
The
chassis cover
will
tilt
up from
the
front
toward
the
back
If
you
feel
excessive
resistance
when
opening
the unit
one
of the latches
might
still
be
closed
Push back on
the latches again
Step
Remove
the
ground
wire
green
with yellow stripes connecting
the
left
hinge
post
on
the
cover
with
the
main ground
stud
as
shown
in
Figure
5-2 The ground
wire
is
attached
to
the
main ground
stud with
FASTON
lug
so the wire can
be
slipped off easily
Maintenance
53
Summary of Contents for 3000 Series
Page 1: ...cIscoSsoToMo ...
Page 7: ...vi Cisco 3000 Hardware Installation and Maintenance ...
Page 11: ...Cisco 3000 Hardware Installation and Maintenance ...
Page 67: ...Recovering Lost Password 5 20 Cisco 3000 Hardware Installation and Maintenance ...
Page 81: ...Ethernet Cable Assembly A 14 Cisce 3000 Hardware Installation and Maintenance ...
Page 87: ...Virtual Configuration Register Settings B fl Cisco 3000 Hardware Installation and Maintenance ...
Page 93: ...For United Kingdom Use Only D 2 Cisco 3000 Hardware Installation and Maintenance ...
Page 95: ...For European Community Use Only E 2 Cisco 3000 Hardware Installation and Maintenance ...