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CHAPTER
5-1
Cisco 3600 Series Hardware Installation Guide
OL-2056-02
5
Installing Memory in the Router
This chapter describes procedures for adding and replacing memory in Cisco 3600 series routers, and
contains the following sections:
• Accessing the Mainboard, page 5-2
• Replacing DRAM and SDRAM, page 5-6
• Replacing Flash Memory SIMMs, page 5-19
• Replacing the ROM, page 5-24
• Closing the Router, page 5-29
• Installing and Configuring Flash Memory Cards in Cisco 3620, Cisco 3640, and Cisco 3660
Routers, page 5-34
• Installing and Formatting Compact Flash Memory Cards in Cisco 3631 Routers, page 5-44
Warning
Only trained and qualified personnel should be allowed to install or replace this equipment. To see
translations of the warnings that appear in this publication, refer to the
Regulatory Compliance
and Safety Information
document that accompanied this device.
Caution Before performing any procedures described in this chapter, review these sections:
• “Safety Recommendations” section on page 2-1
• “General Site Requirements” section on page 2-3
• “Installation Checklist” section on page 2-5
• “Required Tools and Equipment for Installation and Maintenance” section on page 2-7
Note When a procedure refers to the left side or right side of the chassis, it means as viewed from the front.