H3C S5500-EI Series User Manual

Quick Start
H3C S5500-EI Series Ethernet Switches
Chapter 3 Installation
3-25
3) Check whether the RPS LED on the front panel of the switch
is ON. If the LED is ON, the 48V RPS is properly connected.
Caution:
Make sure that the grounding cable has been properly connected
before powering on the switch.
3.3.3 Connecting the Grounding Cable
Caution:
Correctly connecting the grounding cable is crucial to lightning
protection and electromagnetic susceptibility (EMS).
The power input end of the switch is equipped with a noise filter,
whose central ground is directly connected to the chassis, forming the
chassis ground (also known as PGND). This chassis ground must be
securely connected to the earth ground so that the faradism and
leakage electricity can be safely discharged to the ground, enhancing
the EMS capability of the switch. Ground your switch as follows:

H3C S5500-EI Series Specifications

General

Brand	H3C
Model	S5500-EI Series
Category	Switch
Language	English