When installing the product, please use the provided or designated connection cables/power cables/AC
adapters. Using any other cables/adapters could cause a malfunction or a fire. Electrical Appliance and
Material Safety Law prohibits the use of UL-certified cables (that have the “UL” shown on the code) for any
other electrical devices than products designated by CISCO. The use of cables that are certified by Electrical
Appliance and Material Safety Law (that have “PSE” shown on the code) is not limited to CISCO-designated
products. Statement 371
Warning
Read the wall-mounting instructions carefully before beginning installation. Failure to use the correct hardware
or to follow the correct procedures could result in a hazardous situation to people and damage to the system.
Statement 378
Warning
Read the installation instructions before connecting the system to the power source. Statement 1004
Warning
Class 1 laser product. Statement 1008
Warning
To avoid electric shock, do not connect safety extra-low voltage (SELV) circuits to telephone-network voltage
(TNV) circuits. LAN ports contain SELV circuits, and WAN ports contain TNV circuits. Some LAN and WAN
ports both use RJ-45 connectors. Use caution when connecting cables. Statement 1021
Warning
Cisco Catalyst IR1800 Rugged Series Router Hardware Installation Guide
7
Preface
Safety Warnings
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