Doc. No.
Cisco Systems, Inc.
Cisco Systems, Inc.
Installing or Replacing the DRAM SIMM
in Cisco 1600 Series Routers
Text Part Number: 78-3922-01
Cisco Product Numbers:
MEM1600-2D=
MEM1600-4D=
MEM1600-8D=
MEM1600-16D=
CPA016-MEM2D=
CPA016-MEM4D=
CPA016-MEM8D=
CPA016-MEM16D=
This document describes how to install or replace the dynamic random-access memory (DRAM)
single in-line memory module (SIMM) in Cisco 1600 series routers. You might need to upgrade the
DRAM SIMM for some Cisco Internetwork Operating System (Cisco IOS) feature sets or if the
router is storing large routing or spoofing tables.
This document contains the following sections:
• Tools and Equipment Required, page 2
• Preventing Electrostatic Discharge Damage, page 2
• Removing the Router Cover, page 3
• Installing or Replacing the DRAM SIMM, page 5
• Replacing the Router Cover, page 6
• Checking the DRAM SIMM Installation, page 7
• Obtaining Service and Support, page 8
• Cisco Connection Online, page 8
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