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Cisco Systems, Inc., 170 West Tasman Drive, San Jose, CA 95134-1706 USA
Upgrading Memory in Cisco 800 Series Routers
This document describes how to upgrade flash memory and dynamic RAM (DRAM) for the Cisco 800
series routers:
Note The memory on the Cisco SOHO routers cannot be upgraded.
Note To upgrade memory in Cisco 880 series routers, see the Installing Memory and Power Over Ethernet in
Cisco 880 Series Integrated Services Routers document at:
http://www.cisco.com/en/US/docs/routers/access/800/860-880-890/hardware/installation/memory/880
FRU.html
Organization
The following sections are included in this document:
• Warning and Safety Information
• Opening the Chassis
• Upgrading the Flash Memory
• Upgrading the DRAM
• Cisco 801–804 routers • Cisco 836 routers
• Cisco 805 routers • Cisco 837 routers
• Cisco 806 routers • Cisco 851 routers
• Cisco 811–813 routers • Cisco 857 routers
• Cisco 826 routers • Cisco 871 routers
• Cisco 827 routers • Cisco 876 routers
• Cisco 828 routers • Cisco 877 routers
• Cisco 831 routers • Cisco 878 routers