Installation guide

31
Upgrading System Memory in Cisco 2600 Series Routers
78-5125-04 B0
Replacing the Boot ROM
Figure 14 System Card Layout for Cisco 26xxXM Routers
Step 2 Gently remove the old ROM with a ROM extraction tool or a small flat-blade screwdriver, and set it
aside. (See Figure 15.)
72279
Ethernet
Console
AUX
Ethernet
Primary memory
(DRAM DIMMs)
Lattice
U24 U25
Advanced Interface
Module
PCI connector
System-code SIMM
(Flash memory)
Boot
ROM
Pin 1
Duart
reset
Reset