Extreme Networks ExtremeSwitching X440-G2 Series Hardware Installation Manual page 271

8 If necessary, slide the plastic cord retainer farther away from the back of the switch.
See Figure 214.
Figure 214: Moving the Power Cord Retainer
9 Connect the AC power cord to the input connector.
See Figure 215.
Figure 215: Connecting the Power Cord
ExtremeSwitching and Summit Switches: Hardware Installation Guide
Replacing AC Power Supplies
271