H3C S5500-28C-EI Installation Manual page 54

Installation Manual
H3C S5500-EI Series Ethernet Switches
Figure 3-21 Connect the 12V RPS connector to the chassis
b) Connect one connector (in the p1 direction) of the 12V RPS power cable to the RPS
port on the switch, making sure that the protruding part is inserted into the
positioning slot, as shown in Figure 3-21. Connect the other connector (in the p2
direction) to the power socket of the RPS power module.
c) Connect one end of the AC power cable (delivered with the RPS) to the power
socket of the RPS power module and the other end to the socket of an external AC
power supply.
3) Check whether the RPS LED on the front panel of the switch is ON. If yes, the
power supply is properly connected.
Caution:
Make sure that the grounding cable has been properly connected before powering
on the switch.
You can use only the 12V RPS power cables recommended by H3C.
II. Connecting the DC power cable of the S5500-28C-PWR-EI and
S5500-52C-PWR-EI
The S5500-28C-PWR-EI and S5500-52C-PWR-EI use the 48V RPS, whose input
voltage is in the range of –52 V to –55 V.
3-14
Chapter 3 Installation