Cisco 7000 Series Hardware Installation And Maintenance page 33

Physical Description
Table
Memory
Type
EPROM
DRAM
NVRAM
Flash
memory
EEPROM
Although
The
size
Releases
is likely
System
Eight
system
remotely
EPROMs
compressed
compatibility
images
microcode
is
It
unlikely
is
necessary
Maintenance
DRAM
Support
9.213
and
Effective
with 16
are available
upgrade
support
offers
If
your
SIMMs
MB
32
DRAM
1-12 Cisco
7000 Hardware
1-2
Memory Components
Size
Quantity
Mb2
MB
16
or
MB
64
128KB
MB
16
these components
actually are
EPROMs
of the software
capacity
2Mb ROMs
9.176 and on
earlier reside
increase
to
ROMs
Software Boot
or
EPROM
components contain
and microcode
software which
and
download boot
store
for Software
9.177
Release
form for each
interface
problems between
the
then decompresses the
images
then function the
images
need
that will
you ever
in the future the section
refer
to
and
the replacement
to
DRAM
64MB
of
for four
with Software Releases
9.178
DRAM
MB
which
of the default
is
MB
with the default 16
RP-64MB-U
an
provides
SIMMs
16-MB
The upgrade
cost savings over
significant
RP
16-MB
SIMMs
supports
from approved vendor
that obtain an
you
is Otherwise you must
not an option
and Maintenance
Installation
Description
EPROMs
4-Mb
SIMMs
4-MB
16-MB SIMMs
128KB
256-KB
Flash
memory
components
information
Board-specific
address allocator
EPROMs
known
they
are commonly
needed
accommodate
changes
as to
9177
Release resides on
and
the default
bootstrap system
7000
the Cisco
supports
from new
image without
having
and
contain the
later also
At system
processor startup
interface
installed
processor
random-access
into
running
loaded
same from
images
as
replace the default
to
system
Microcode
Component
instructions
that
accompany
16-MB SIMMs
introduced
was
and 9.213
or later the
DRAM
64MB
or with of
RP
MB DRAM RP-64MB
64
or with of
RP-64MB
as
replacement
return
requires that
you your
RP-64MB
the
spare
DRAM
can the
upgrade
you
8-MB
Because
the
entire
replace
Location
ROM1ROM8
the
see
chapter
Maintenance
SIMMS
U35 U36 U58
sockets
U120
U14U17 U27U30 U45U48
U108
ROMs
the software or boot
as
the
of the system software image
size
4Mb ROMs
and the of future software
size
Downloadable
software
most upgrades
for allows
you
access the router
to
physically
microcode
in
latest version
an scans for
internal system
utility
and
microcode
the bundled
types
RAM
The bundled
memory
ROMs
microcode
the
EPROMs
software
If
replacement
the chapter
in
Replacement
the kit
upgrade
9.178
with Software Releases
RP new
available
in
systems
is
RP
RP-64MB-OPT
spares
In addition
RP
do
for versions
earlier that
RP
the factory
existing to
MB MB
from
16 64 with
to
SIMMs
not available
are
RP
increase the amount of
to
U59
U6063
releases
to
an
not
and