Cisco C1121-4P User Manual

Step 3 Disconnect all port cables connected to the router. Ensure that you do not work on the router with cables still attached to
the router in the event of lightning or surges.
Step 4 Place the chassis on a flat surface.
Step 5 Remove the 14 cover screws on the two sides of the router cover. See figure.
Step 6 Slide the cover from bezel side to I/O side until it stops.
Step 7 Pull the cover vertically to disengage from the chassis.
Replace the Cover
To replace the cover, do these steps:
The covers are an integral part of the safety design of the product. Do not operate the unit without the covers
installed. Statement 1077.
Warning
Replace the 14 screws on either side of the cover.1 and 2
Hardware Installation Guide for the Cisco 1000 Series Integrated Services Router
59
Install and Upgrade Internal Modules and Field Replaceable Units
Replace the Cover

Cisco C1121-4P Specifications

General

LAN Ports	4
Integrated Wireless	No
Form Factor	Desktop
Product Type	Router
Connectivity Technology	Wired
Data Link Protocol	Ethernet, Fast Ethernet, Gigabit Ethernet
Ports Qty	4
Power Over Ethernet (PoE)	Yes
Routing Protocol	OSPF, BGP, EIGRP
Remote Management Protocol	SNMP
Encryption Algorithm	AES, 3DES, DES
Features	Firewall, VPN support
Compliant Standards	IEEE 802.3, IEEE 802.3u
Type	Router
PoE Standards	IEEE 802.3af
Power Supply	External AC adapter
Operating Temperature	32°F to 104°F (0°C to 40°C)
Storage Temperature	-4°F to 149°F (-20°C to 65°C)
Humidity	10 - 95% (non-condensing)
Network/Transport Protocol	DHCP