Extreme Networks ExtremeSwitching CES 2000 Series Hardware Installation Manual page 80

Power supply replacement
3. With one 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.
FIGURE 51 Power supply installation
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.
4. Tighten the two power supply locking screws located at the top left and bottom right hand corner of the power supply.
5. Connect the power cord to the power supply.
Removing the DC power supply
Required tools
You will need the following tool to perform this procedure:
• #2 Phillips-head screwdriver
The following procedures are required when removing an DC power supplies from devices.
1. Remove the wires from your DC power source.
2. Unscrew the two assembly screws to unlock the DC wiring assembly
80
(Required
ExtremeSwitching CES 2000 Series and ExtremeRouting CER 2000 Series Hardware Installation Guide
tools) and remove the adapter.
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