Figure 51: Securing Ring Lugs to the Terminals on the QFX51200-48Y DC Power Supply
8. Replace the terminal block cover.
9. Close the input circuit breaker.
NOTE: The switch powers on as soon as power is provided to the power supply. There is no
power switch on the device.
10. Verify that the IN and OUT LEDs on the power supply are lit green and are on steadily.
Connecting the QFX5120 to the Network
IN THIS SECTION
Installing a Transceiver | 106
Connecting a Fiber-Optic Cable | 109
Installing a Transceiver
The transceivers for Juniper Networks devices are hot-removable and hot-insertable field-replaceable
units (FRUs). You can remove and replace them without powering off the device or disrupting the device
functions.
106
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