Cisco 4221 ISR User Manual

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Hardware Installation Guide for Cisco 4000 Series Integrated Services Routers
OL-32185-02
Chapter 3 Install and Connect Cisco 4000 Series ISRs
Connect Power
Figure 3-13 Chassis Ground Connection on the Router (Cisco 4451-X ISR shown) Chassis
Step 4
Connect the other end of the ground wire to a known reliable earth ground point at your site.
Connect Power
This section explains how to connect AC power to the router.
Warning Read the installation instructions before connecting the system to the power source. Statement
1004
Warning This unit might have more than one power supply connection. All connections must be removed
to de-energize the unit. Statement 1028
Warning Only trained and qualified personnel should be allowed to install, replace, or service
this equipment. Statement 1030
Note The installation must comply with all required electrical codes applicable at the installation site.
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Cisco 4221 ISR Specifications

General

Form Factor	Rack-mountable
WAN Ports	2
LAN Ports	2
RAM	4 GB
Flash Memory	4 GB
Product Type	Router
Total Number of Ports	4
Number of Network (RJ-45) Ports	4
Number of Total Expansion Slots	3
Expansion Slot Type	NIM, ISC
Number of NIM Slots	2
Number of ISC Slots	1
Manageable	Yes
Power Supply	Internal
Redundant Power Supply	No
Authentication Method	RADIUS, TACACS+
Compliant Standards	IEEE 802.3, IEEE 802.3u, IEEE 802.3ab
Operating Temperature	32°F to 104°F (0°C to 40°C)
Height	1.75 in
Encryption Algorithm	AES, 3DES
Dimensions (W x D x H)	1.75 x 13.5 x 1.73 inches
Operating Humidity	5 to 95% (noncondensing)