Cisco 4000 Series Upgrade Manual

12 Upgrading Cisco 4500, Cisco 4500-M, Cisco 4700, and Cisco 4700-M Memory
Memory Replacement Procedures
Upgrading the Cisco 4500, Cisco 4500-M, Cisco 4700, and Cisco 4700-M Flash memory requires
replacing or adding to the Flash memory configuration of 4 MB with 8, 16, 32, or 64 MB of Flash
memory.
Figure 8 shows the memory component and jumper locations in the Cisco 4500, Cisco 4700, and
older versions of the Cisco 4500-M.
Figure 8 Cisco 4500, Older Cisco 4500-M , and Cisco 4700 Memory Component Locations
Figure 9 shows the memory component and jumper locations in the Cisco 4700-M and newer
versions of the Cisco 4500-M.
Main memory SIMM 
sockets with correct 
SIMM orientation 
Front of chassis
Motherboard
Shared-memory
SIMM and socket
H2449
System Flash memory 1
J1
J6
System Flash memory 0
RxBoot Flash memory
Jumper in place enables 
writing to Flash memory
Jumped pins
1 and 2
ROM monitor
U68
NVRAM

Cisco 4000 Series Specifications

General

Brand	Cisco
Model	4000 Series
Category	Network Router
Language	English