H3C S5100-SI series Quick Start Manual page 62

Quick Start
H3C S5100-SI/EI Series Ethernet Switches
(1) AC power socket
(3) Power transformer
(5) 3-wire cable for AC power input
Figure 3-27 Ground the switch through AC PE wire
For a DC-powered switch (–48 VDC), if none of the first two
conditions is available, ground it through the return wire (RTN) of the
DC power supply. In this case, make sure this RTN wire is well
connected to the ground at the DC output of the DC power cabinet.
(3 ) (3 )
(4 ) (4 )
Chapter 3 Installing the Switch
(1 ) (1 )
(5 ) (5 )
(2) Grounding screw
(4) PE wire
(6) Ethernet switch
3-31
(2 ) (2 )
(6 ) (6 )