Extreme Networks ExtremeSwitching X435 Series Hardware Installation Manual page 332

Replacing a Summit 450 W or 550 W AC Power Supply
3. Push the latching tab toward the power supply handle and pull outward on the handle to disengage
the power supply internal connectors.
See Figure
Figure 272: Removing a 450 W or 550 W AC Power Supply
4. Carefully slide the power supply the rest of the way out of the switch.
5. Verify that the replacement power supply is oriented the same way as the unit you removed.
332 ExtremeSwitching Hardware Installation Guide
272.
Caution
Power supplies can become very hot during operation. Wear thermal protective gloves
when you remove a power supply from an operating switch.
Note
If you are not installing a replacement power supply, install a cover over the unoccupied
power supply bay. Unoccupied bays must always be covered to maintain proper system
ventilation and EMI levels.
Replacing AC Power Supplies