Cisco 4000 Series User Manual

5-2
Hardware Installation Guide for Cisco 4000 Series Integrated Services Routers
OL-32185-02
Chapter 5 Install and Upgrade Internal Modules and FRUs
Safety Warnings
• Remove and Replace Cisco 4000 Series ISRs Power Supplies, page 5-40
Caution Read the Safety Warnings section and disconnect the power supply before you replace any module.
See the “Modules Supported” section on page 5-4 for instructions on how to install and replace internal
components.
Safety Warnings
Warning Read the installation instructions before connecting the system to the power source. Statement 1004
Warning Only trained and qualified personnel should be allowed to install, replace, or service this equipment.
Statement 1030
Warning This equipment must be installed and maintained by service personnel as defined by AS/NZS 3260.
Incorrectly connecting this equipment to a general-purpose outlet could be hazardous. The
telecommunications lines must be disconnected 1) before unplugging the main power connector or 2)
while the housing is open, or both. Statement 1043
Warning Before working on a system that has an on/off switch, turn OFF the power and unplug the power cord.
Statement 1
Warning This unit might have more than one power supply connection. All connections must be removed to
de-energize the unit. Statement 1028
Warning This equipment must be grounded. Never defeat the ground conductor or operate the equipment in the
absence of a suitably installed ground conductor. Contact the appropriate electrical inspection
authority or an electrician if you are uncertain that suitable grounding is available. Statement 1024
Warning Hazardous network voltages are present in WAN ports regardless of whether power to the unit is OFF
or ON. To avoid electric shock, use caution when working near WAN ports. When detaching cables,
detach the end away from the unit first. Statement 1026
Warning Before opening the unit, disconnect the telephone-network cables to avoid contact with
telephone-network voltages. Statement 1041

Cisco 4000 Series Specifications

General

Brand	Cisco
Model	4000 Series
Category	Network Router
Language	English