Cisco 450 Hardware Installation Manual page 18

Maintaining Safety with Electricity
Danger High leakage current—earth connection essential before connecting to system power supply. Statement 342
Danger When installing the product, please use the provided or designated connection cables/power cables/AC
adaptors/batteries. Using any other cables/adaptors could cause a malfunction or a fire. Electrical Appliance
and Material Safety Law prohibits the use of UL-certified cables (that have the "UL" or "CSA" shown on the
cord), not regulated with the subject law by showing "PSE" on the cord, for any other electrical devices than
products designated by CISCO. Statement 371
Danger
This product relies on the building's installation for short-circuit (overcurrent) protection. Ensure that the
protective device is rated not greater than 15A minimum, 60VDC, 35A minimum, 60VDC, 45A minimum,
60VDC, or 50A minimum, 60VDC for the Circuit Breaker. Statement 1005
Danger This equipment has been designed for connection to TN and IT power systems. Statement 1007
Danger Class 1 laser product. Statement 1008
Danger There is the danger of explosion if the battery is replaced incorrectly. Replace the battery only with the same
or equivalent type recommended by the manufacturer. Dispose of used batteries according to the manufacturer's
instructions. Statement 1015
Danger
Do not work on the system or connect or disconnect cables during periods of lightning activity. Statement
1001
Danger
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
Danger 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
Cisco 450 Voice Gateway Hardware Installation Guide
16
Installing the Cisco VG450 Voice Gateway