4. Carefully slide the power supply the rest of the way out of the switch.
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.
5. Verify that the replacement power supply is oriented the same way as the unit you
removed, and has the same airow direction.
6. Carefully slide the power supply all the way into the power supply bay.
See Figure 48.
Figure 48: Installing a 600 W, 920 W, 1200 W, or 2000 W AC Power Supply
7. Push the power supply in until the latch snaps into place.
Caution
Do not slam the power supply into the switch.
8. Connect the power cord to the power supply and to a grounded AC power outlet.
Warning
Always be sure that the source outlet is properly grounded before plugging
the AC power cord into the AC power supply.
9. If the power supply is equipped with a power cord retainer, use the retainer to
secure the power cord to the power supply.
Replacing a 600 W, 920 W, 1200 W, or 2000 W AC PoE
Power Supply Replace Internal AC Power Supplies
88 ExtremeSwitching 5420 Series Hardware Installation Guide
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