Quick Start
H3C S5500-EI Series Ethernet Switches
Chapter 3 Installation
3-19
Pin Number
Designation Pin
Number Designation
1 GND
8 GND
2 -50V
9 -50V
3 12V
10 RPS_pres
4 12V
11 -50Vrtn
5 12V
12 -50Vrtn
6 12V
13 Control
Pin
7 GND
14 GND
Figure 3-17
Appearance of the 12V RPS socket
Connect the DC power cable of the S5500-28C-EI and
S5500-52C-EI as follows:
1) Connect one end of the grounding cable to the grounding
screw on the rear panel and the other end to the ground as
near as possible.
2) Connect the 12V RPS power connectors.
Figure 3-18
12V RPS power cable