Cisco 2600 Series Hardware Installation Manual page 83

Appendix B Maintaining the Router
Cisco 2650 and Cisco 2651 routers support a maximum of 32 MB of Flash memory. The Cisco 2620
Note
and Cisco 2621 can be upgraded to supp6rt a maximum of 32 MB of Flash memory when using both
the Cisco 2600 boot ROM version 12.2(6r) (supplied with Cisco part number
MEM2620-32FSBoot=) and either Cisco IOS Release 12.1(3)T or Cisco IOS Release 12.2T or later
Cisco IOS releases. The 32 MB Flash SIMM module is not supported on the Cisco 2610, Cisco 2611,
Cisco 2612, or Cisco 2612.
For more information about the copy flash tftp command and other related commands, refer to the
Note
Cisco IOS configuration and command reference publications. These publications are available on
the Documentation CD-ROM that accompanied your router, and on Cisco.com. You can also order
printed copies. See
It is critical that the correct voltage SIMM modules be installed in the Cisco 2600 series routers.
Caution
Using the incorrect memory will cause the system to malfunction and may cause damage to the
system board or memory card. For Flash memory requirements, see
Table B-5
Router
Cisco 2610
Cisco 2611
Cisco 2612
Cisco 2613
Cisco 2620
Cisco 2621
Cisco 2650
Cisco 2651
Cisco 2610XM
Cisco 2611XM
Cisco 2620XM
Cisco 2621XM
Cisco 2650XM
Cisco 2651XM
Cisco 2691
OL-2171-02
"Obtaining Documentation" section on page xii
Cisco 2600 Series Flash Memory Table
Flash Memory Capacity
8- to 16-MB
8- to 32-MB
16- to 48-MB
32- to 128-MB
for ordering information.
Table
Flash Device
5V SIMM
module
3.3V SIMM
module
Compact FLASH
Cisco 2600 Series Routers Hardware Installation Guide
Replacing Flash Memory
B-5.
B-15