H3C Technologies H3C S7500E Series Switches - Manual (Page 51)

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3. Connect the ring terminal (with a – sign) on the power cord to the NEG(–) terminal on the PoE
power supply socket, install the nut and washer, and then fasten the screw.
4. Connect the ring terminal (with a + sign) on the power cord to the RTN(+) terminal on the PoE
power supply socket, install the flat washer, and then fasten the screw.
5. Install the blank panel to the PoE port.
Figure 34 Connecting the power cords to the switch
6. Connect the H2*7 connector of the PoE power cord to the DC output port of the RPS800-A, and
then fasten the screw.