Extreme Networks ExtremeSwitching X435 Series Hardware Installation Manual page 271

Installing External Power Supplies
After the redundant power cord is connected between the EPS-C2 and the switch, and an AC power
cord to the internal power supply of the switch is attached to a power source, install the AC power cord
to the power supplies in the EPS-C2 as follows:
1. If necessary, slide the plastic cord retainer farther away from the back of the power supply.
See Figure
Figure 213: Moving the Power Cord Retainer on the 750 W AC Power Supply
213.
Connecting the AC Power cord to the EPS-C2
ExtremeSwitching Hardware Installation Guide 271