Extreme Networks ExtremeSwitching CES 2000 Series Hardware Installation Manual page 47

Follow the procedure given below to install an AC power supply.
1. If necessary, remove the power supply locking screws located in the upper left and the bottom right of the device (illustrated
below).
FIGURE 37 Power supply installation
1
2. If the empty power supply bay has a cover plate, remove the two screws near the edges of the cover plate to unlock the plate,
then remove the plate.
3. Remove the power supply from its packaging.
4. With one hand, hold the bar on the front panel of the power supply. With the other hand, support the underside of the power
supply, and insert the power supply into the empty power supply slot. Press until the supply is completely in the slot, so that the
connectors on the back of the supply are fully engaged with the pins on the power backplane.
CAUTION
Carefully follow the mechanical guides on each side of the power supply slot and make sure the power supply is
properly inserted in the guides. Never insert the power supply upside down.
5. Secure the two screws near the edges of the supply to lock the supply in place.
6. Lift the AC cord retainer clip.
7. Connect the power cord to the power supply.
8. Snap the AC cord retainer clip over the power cord.
ExtremeSwitching CES 2000 Series and ExtremeRouting CER 2000 Series Hardware Installation Guide
9035631-01
Power supply 2
Redundant power supply installation
Grounding terminals
47