Cisco 3000 Series

CHAPTER
Maintenance
This
chapter
contains information on maintenance
procedures
you
might
do as
your
internetworking
needs
change
Note If
any upgrades requiring
new firmware or software
replacement
should be
necessary
an
appropriate publication
called
configuration
note will
be
shipped
to
you
automatically
with the
parts
This
chapter
contains the
following
sections
Opening
the Chassis
Removing
the Chassis Cover
Removing
the
Power-Supply
Tray Assembly
Jumper
Settings
Replacing
DRAM SIMMs
Flash
Memory
SIMMs
Replacing
Flash EPROMs in the Model 3202
Replacing
the Boot ROMs
Replacing
the Chassis Cover and
Tray
Recovering
Lost
Password
This
chapter
also contains
descriptions
of
system
card
jumper settings
Caution Before
opening
the
chassis
ensure that
you
have
discharged
all static
electricity
from
your
body
and be sure the
power
is OFF Before
performing
any
procedures
described in this
chapter
review the
following
sections in
Chapter Safety
Recommendations
Safety
with
Electricity
Preventing
Electrostatic
Discharge Damage
and Tools and
Equipment Required
Maintenance 5-1