1Cisco Systems, Inc.All rights reserved.170 West Tasman DriveSan Jose, CA 95134-1706USACisco Systems, Inc.Corporate HeadquartersCopyright © 1999Text P

10 Cisco 3600 Series Memory Upgrade Configuration NoteUpgrading DRAMCisco 3640 DRAMThe Cisco 3640 router contains four 72-pin SIMM sockets or banks for

Cisco 3600 Series Memory Upgrade Configuration Note 11Cisco 3640 DRAMTable 2 Cisco 3640 64-Bit-Wide DRAM ConfigurationsBank 0(SIMM 0)(MB)Bank 1(SIMM 1

12 Cisco 3600 Series Memory Upgrade Configuration NoteUpgrading DRAMDRAM OrientationSIMMs are manufactured with a polarization notch to ensure proper o

Cisco 3600 Series Memory Upgrade Configuration Note 13Removing DRAM SIMMsRemoving DRAM SIMMsFollow these steps to remove DRAM SIMMs:Step 1 Find the D

14 Cisco 3600 Series Memory Upgrade Configuration NoteUpgrading Flash MemoryStep 3 Beginning with bank 0, insert the SIMM into the connector slot at an

Cisco 3600 Series Memory Upgrade Configuration Note 15Removing Flash-Memory SIMMsFigure 9 Flash-Memory SIMM Orientation and AlignmentCaution To avoid

16 Cisco 3600 Series Memory Upgrade Configuration NoteUpgrading Flash MemoryFigure 11 Cisco 3640 Flash Memory LocationsCautionHandle SIMMs by the card

Cisco 3600 Series Memory Upgrade Configuration Note 17Installing Flash-Memory SIMMsFigure 12 Removing Flash-Memory SIMMsInstalling Flash-Memory SIMMs

18 Cisco 3600 Series Memory Upgrade Configuration NoteUpgrading the ROMFigure 13 Inserting Flash-Memory SIMMsCautionIt is normal to feel some resistanc

Cisco 3600 Series Memory Upgrade Configuration Note 19Upgrading the ROMFollow these steps to replace the ROM:Step 1 Locate the ROM on the motherboard

2 Cisco 3600 Series Memory Upgrade Configuration NoteSafety RecommendationsThis document contains the following sections:• Safety Recommendations, page

20 Cisco 3600 Series Memory Upgrade Configuration NoteUpgrading the ROMFigure 15 Cisco 3640 ROM LocationH7083ROM

Cisco 3600 Series Memory Upgrade Configuration Note 21Replacing the CoverReplacing the CoverAfter you finish replacing memory, follow these steps to r

22 Cisco 3600 Series Memory Upgrade Configuration NoteReplacing Connections to the RouterFigure 17 Replacing the Cisco 3640 CoverReplacing Connections

Cisco 3600 Series Memory Upgrade Configuration Note 23Testing ROM InstallationTesting ROM InstallationIf you installed a new ROM, the router should b

24 Cisco 3600 Series Memory Upgrade Configuration NoteCisco Connection OnlineNote If you are a network administrator and need personal technical assist

Cisco 3600 Series Memory Upgrade Configuration Note 3Safety WarningsVaroitus Tämä varoitusmerkki merkitsee vaaraa. Olet tilanteessa, joka voi johtaa

4 Cisco 3600 Series Memory Upgrade Configuration NoteSafety RecommendationsWarning Read the installation instructions before you connect the system to

Cisco 3600 Series Memory Upgrade Configuration Note 5Preventing Electrostatic Discharge DamageFollow these guidelines when working on equipment power

6 Cisco 3600 Series Memory Upgrade Configuration NoteRemoving the CoverRemoving the CoverTo gain access to memory in a Cisco 3600 series router, you mu

Cisco 3600 Series Memory Upgrade Configuration Note 7Removing the CoverFigure 2 Removing the Cisco 3620 CoverFigure 3 Removing the Cisco 3640 CoverSt

8 Cisco 3600 Series Memory Upgrade Configuration NoteUpgrading DRAMUpgrading DRAMThis section describes how to upgrade DRAM on the system card. You mig

Cisco 3600 Series Memory Upgrade Configuration Note 9Cisco 3620 DRAMOnly certain combinations of DRAM SIMMs are permitted. These combinations are sho