B-31
Cisco 2600 Series Routers Hardware Installation Guide
OL-2171-02
Appendix B Maintaining the Router
Replacing the Boot ROM
Figure B-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 B-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