Cisco 4000 Series Upgrade Manual

Upgrading Cisco 4500, Cisco 4500-M, Cisco 4700, and Cisco 4700-M Memory 7
Accessing the Internal Components of the Router
Step 7 Support the component tray with one hand, push down on the safety latch tab, and pull the
component tray out the rest of the way.
Step 8 Set the component tray on your work surface.
Proceed to the next section, “Removing Network Processor Modules.”
Removing the Component Tray from a Chassis without a Safety Latch
Take the following steps to remove the component tray from a chassis without a safety latch:
Step 1 Turn OFF the system power.
Step 2 Attach your ESD-preventive wrist strap.
Step 3 Remove all network and power cables.
Step 4 If you have a DC-powered router, take these steps to remove the power cables:
Warning Before performing any of the following procedures, ensure that power is removed from
the DC circuit. To ensure that all power is OFF, locate the circuit breaker on the panel board that
services the DC circuit, switch the circuit breaker to the OFF position, and tape the switch handle of
the circuit breaker in the OFF position.
• Use a screwdriver to loosen the captive installation screws on the terminal block cover.
• Lift and remove the terminal block cover.
• Use a screwdriver to remove the three power leads from the terminal block in the
following order: negative, positive, then ground.
Step 5 Loosen the nonremovable chassis release screw on the rear panel of the chassis. (See
Figure 4.)
Figure 4 Component Tray Removal for Chassis without a Safety Latch
AUX
CONSOLE
INPUT 100-240VAC 50/60HZ 3.0-1.5 AMPS
H2899
Rear of the chassis
Handle
Support the component
tray with your hand
Chassis shell
Chassis release 
screw

Cisco 4000 Series Specifications

General

Category	Network Router
Product Type	Router
Form Factor	Rack-mountable
Connectivity Technology	Wired
Product Family	Cisco 4000 Series
Operating System	Cisco IOS XE
Dimensions	Varies by model
Weight	Varies by model
Model	Cisco 4000 Series
WAN Ports	Varies by model
LAN Ports	Varies by model
Storage	Varies by model
Redundancy	Varies by model
Security Features	Varies by model
Network Management	Varies by model
Data Link Protocol	Ethernet, Fast Ethernet, Gigabit Ethernet
Network/Transport Protocol	TCP/IP, UDP
Features	Varies by model
Interfaces	Varies by model
Models	Varies
Network Interfaces	Varies by model
Power Supply	Varies by model
Virtualization Support	Yes