4. Insert the power cord coupler in the power socket of the switch.
5. If the AC power source outlet has a power switch, turn it on. The QFX5240 doesn't have a power
switch. The switch powers on as soon as you plug it in.
6. Check to see that the LED on the power supply is lit steadily green. If the LED stays o, disconnect
the power supply from the power source. You’ll need to replace the power supply.
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