DG-CS4616F Installation Guide
Chapter 2-5
users should ensure the switch is well grounded. Users should maintain the switch
regularly to extend the lifespan of the switch.
2.1.3 Security Warnings
When using SFP/SFP+ transceiver, do not stare directly at the fiber bore when the
switch is in operation. Otherwise the laser may hurt your eyes.
Do not attempt to conduct the operations which can damage the switch or which can
cause physical injury.
Do not install, move or disclose the switch and its modules when the switch is in
operation.
Do not open the switch shell.
Do not drop metals into the switch. It can cause short-circuit.
Do not touch the power plug and power socket.
Do not place the tinder near the switch.
Do not configure the switch alone in a dangerous situation,
Use standard power sockets which have overload and leakage protection.
Inspect and maintain the site and the switch regularly.
Have the emergence power switch on the site. In case of emergence, switch off the
power immediately.
Class A ITE is a category of all other ITE which satisfies the class A ITE limits but not
the class B ITE limits. The following warning shall be included in the instructions for
use:
Warning
This is class A product. In a domestic environment this product may cause radio
interference in which case the user may be required to take adequate measures.
Caution!
Potential risk include: Electric leakage, Power supply arcing, Power line breakage,
Imperfect earth, Overload circuit and Electrical short circuit. If electric shock, fire, electrical
short circuit occurs, please cut off the electricity supply and alarm rapidly. Rescue the
injured person in the contingency under inherently safe, Give the injured person proper
first aid treatment according to the injury state, and seek help from the Medical
Emergency using various ways