Cisco 4431 ISR User Manual

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Hardware Installation Guide for Cisco 4000 Series Integrated Services Routers
OL-32185-02
Chapter 6 Install and Upgrade Internal Modules and FRUs
Install and Remove DDR DIMMs on Cisco 4400 or 4300 Series ISRs
Figure 6-21 DIMM Showing Polarization Notch
Step 6
Insert the DIMM into the connector one side at a time. Figure 6-22 shows what to avoid while handling
a DIMM.
Figure 6-22 Handle the DIMMs
Step 7
Firmly press the DIMM into the connector until the latches close onto the DIMM. Ensure that both
latches rotate to the closed position against the DIMM. See Figure 6-23.
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Cisco 4431 ISR Specifications

General

Total onboard WAN or LAN 10/100/1000 ports	4
RJ-45-based ports	4
SFP-based ports	2
NIM slots	2
Enhanced service-module slots	1
Rack height	1 RU
Redundant power supply	Optional
Memory	4 GB
Flash Memory	4 GB
USB Ports	2
Console Port	1 x RJ-45
Auxiliary Port	1 x RJ-45
Power Supply	AC 100-240V
Operating Temperature	0 to 40°C
Storage Temperature	-20 to 65°C
Humidity	5% to 85% noncondensing
Dimensions (H x W x D)	44.5 x 438.15 x 438.15 mm
Weight	7.5 kg (16.5 lb)