Cisco 2600 Series Hardware Installation Manual page 99

Appendix B Maintaining the Router
Figure B-14 System Card Layout for Cisco 26xxXM Routers
Gently remove the old ROM with a ROM extraction tool or a small flat-blade screwdriver, and set it
Step 2
aside. (See
OL-2171-02
Primary memory
(DRAM DIMMs)
Advanced Interface
Module
PCI connector
Figure B-15.)
Pin 1
Boot
System-code SIMM
ROM
(Flash memory)
Lattice
U24 U25
Ethernet
Ethernet Console
Cisco 2600 Series Routers Hardware Installation Guide
Replacing the Boot ROM
Duart
reset Reset
AUX
B-31