Figure 5-5 Cisco 4000-M Simm Locations - Cisco EF4116 Hardware Installation And Maintenance Manual

4000 series

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To upgrade the Cisco 4000-M Flash memory, replace the standard Flash memory configuration of

2 MB with 4 MB of Flash memory. The Cisco 4500-M and Cisco 4700 Flash memory upgrade

requires replacing or adding to the standard Flash memory configuration of 4 MB with 8, 16, 32, or

64 MB of Flash memory. Figure 5-5 shows the SIMM locations in the Cisco 4000-M.

Figure 5-5

Cisco 4000-M SIMM Locations

Shared-memory

SIMM socket

Jumper the Boot ROM jumpers as shown in Figure 5-5 to permit writing to Flash memory.

Note

Main memory SIMM socket

with proper SIMM orientation

Motherboard

U44

U114

U110

Pin 1

J6 write-enable

jumper position

Memory Replacement Procedures

Chassis Front

J7 J8

Pin 1

FW1

FW2

Boot ROM jumpers (J7 and J8)

Boot ROMs

Maintaining and Upgrading the Router 5-7

Flash memory

SIMM sockets

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