Doc. No.
Cisco Systems, Inc.
Cisco Systems, Inc.
Cisco 3600 Series Memory Upgrade
Configuration Note
Product Numbers:
MEM3600-4FS=, MEM3600-8FS=, MEM3620-4D=, MEM3620-8D=, MEM3620-16D=,
MEM3640-4D=, MEM3640-8D=, MEM3640-16D=, MEM3640-32D=
CPAMEM3600-4FS=, CPAMEM3600-8FS=, CPAMEM3620-4D=, CPAMEM3620-8D=,
CPAMEM3620-16D=, CPAMEM3640-4D=, CPAMEM3640-8D=, CPAMEM3640-16D=,
CPAMEM3640-32D=
This document describes how to upgrade dynamic random-access memory (DRAM) single in-line
memory modules (SIMMs), Flash-memory SIMMs, and read-only memory (ROM) in a Cisco 3620
or Cisco 3640 router.
Note In this document, the term “Cisco 3600 series” refers to the Cisco 3620 and Cisco 3640
routers.
Use this document in conjunction with your router installation and configuration guide and the
Regulatory Compliance and Safety Information document for your router. If you have questions or
need help, refer to the section “Obtaining Service and Support” later in this document.
This document contains the following sections:
• Safety Recommendations, page 3
• Tools and Equipment Required, page 4
• Removing the Cover, page 4
• Upgrading DRAM, page 7
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