Cisco 4112 Hardware Installation Manual page 60

Install, Remove, and Replace the Network Module
the Security Module/Engine Management chapter in the
Configuration
Safety Warnings
Take note of the following component replacement safety warnings:
Warning Statement 1028 More Than One Power Supply
This unit might have more than one power supply connection. To reduce risk of electric shock, remove
all connections to de-energize the unit.
Warning Statement 1030 Equipment Installation
Only trained and qualified personnel should be allowed to install, replace, or service this equipment.
Warning Statement 1073 No User-Serviceable Parts
There are no serviceable parts inside. To avoid risk of electric shock, do not open.
Warning Statement 1089 Instructed and Skilled Person Definitions
An instructed person is someone who has been instructed and trained by a skilled person and takes the
necessary precautions when working with equipment.
A skilled person or qualified personnel is someone who has training or experience in the equipment
technology and understands potential hazards when working with equipment.
Warning Statement 1090 Installation by Skilled Person
Only a skilled person should be allowed to install, replace, or service this equipment. See statement 1089
for the definition of a skilled person.
Warning
Statement 1091 Installation by an Instructed Person
Only an instructed person or skilled person should be allowed to install, replace, or service this equipment.
See statement 1089 for the definition of an instructed or skilled person.
Cisco Firepower 4112, 4115, 4125, and 4145 Hardware Installation Guide
56
Guide.
Installation, Maintenance, and Upgrade
Cisco FXOS Firepower Chassis Manager